Bump to v0.1.0-alpha.13

Signed-off-by: Zach Gollwitzer <zach@maybe.co>
Show cash + holdings value for investment account view (#1046 )
2024-08-02 17:10:16 -04:00 · 2024-08-02 17:09:25 -04:00 · 2024-08-01 19:43:23 -04:00 · 2024-08-01 12:10:30 -04:00 · 2024-08-01 08:56:32 -04:00 · 2024-07-31 12:24:01 -04:00
235 changed files with 4558 additions and 3108 deletions
--- a/.env.test.example
+++ b/.env.test.example
@@ -0,0 +1,17 @@
+# ================
+# Data Providers
+# ---------------------------------------------------------------------------------
+# Uncomment and fill in live keys when you need to generate a VCR cassette fixture
+# ================
+
+# SYNTH_API_KEY=<add live key here>
+
+# ================
+# Miscellaneous
+# ================
+
+# Set to true if you want SimpleCov reports generated
+COVERAGE=false
+
+# Set to true to run test suite serially
+DISABLE_PARALLELIZATION=false
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -97,7 +97,6 @@ jobs:

      - name: System tests
        run: DISABLE_PARALLELIZATION=true bin/rails test:system
-        continue-on-error: true # TODO: Eventually we'll enforce for PRs

      - name: Keep screenshots from failed system tests
        uses: actions/upload-artifact@v4
--- a/.gitignore
+++ b/.gitignore
@@ -11,6 +11,7 @@
 /.env*
 !/.env*.erb
 !.env.example
+!.env.test.example

 # Ignore all logfiles and tempfiles.
 /log/*
@@ -51,6 +52,9 @@
 # Ignore .devcontainer files
 compose-dev.yaml

+# Ignore asdf ruby version file
+.tool-versions
+
 # Ignore GCP keyfile
 gcp-storage-keyfile.json

--- a/4
+++ b/4
@@ -44,6 +44,7 @@ gem "pagy"
 gem "rails-settings-cached"
 gem "tzinfo-data", platforms: %i[ windows jruby ]
 gem "csv"
+gem "redcarpet"

 group :development, :test do
  gem "debug", platforms: %i[ mri windows ]
@@ -51,14 +52,15 @@ group :development, :test do
  gem "rubocop-rails-omakase", require: false
  gem "i18n-tasks"
  gem "erb_lint"
+  gem "dotenv-rails"
 end

 group :development do
-  gem "dotenv-rails"
  gem "hotwire-livereload"
  gem "letter_opener"
  gem "ruby-lsp-rails"
  gem "web-console"
+  gem "faker"
 end

 group :test do
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -7,32 +7,32 @@ GIT

 GIT
  remote: https://github.com/rails/rails.git
-  revision: df028327844b6564be8d09075b52288260d4da42
+  revision: 5cb5cad3224d03114313fbe28c4dd1374c313d8f
  branch: 7-2-stable
  specs:
-    actioncable (7.2.0.beta2)
-      actionpack (= 7.2.0.beta2)
-      activesupport (= 7.2.0.beta2)
+    actioncable (7.2.0.beta3)
+      actionpack (= 7.2.0.beta3)
+      activesupport (= 7.2.0.beta3)
      nio4r (~> 2.0)
      websocket-driver (>= 0.6.1)
      zeitwerk (~> 2.6)
-    actionmailbox (7.2.0.beta2)
-      actionpack (= 7.2.0.beta2)
-      activejob (= 7.2.0.beta2)
-      activerecord (= 7.2.0.beta2)
-      activestorage (= 7.2.0.beta2)
-      activesupport (= 7.2.0.beta2)
+    actionmailbox (7.2.0.beta3)
+      actionpack (= 7.2.0.beta3)
+      activejob (= 7.2.0.beta3)
+      activerecord (= 7.2.0.beta3)
+      activestorage (= 7.2.0.beta3)
+      activesupport (= 7.2.0.beta3)
      mail (>= 2.8.0)
-    actionmailer (7.2.0.beta2)
-      actionpack (= 7.2.0.beta2)
-      actionview (= 7.2.0.beta2)
-      activejob (= 7.2.0.beta2)
-      activesupport (= 7.2.0.beta2)
+    actionmailer (7.2.0.beta3)
+      actionpack (= 7.2.0.beta3)
+      actionview (= 7.2.0.beta3)
+      activejob (= 7.2.0.beta3)
+      activesupport (= 7.2.0.beta3)
      mail (>= 2.8.0)
      rails-dom-testing (~> 2.2)
-    actionpack (7.2.0.beta2)
-      actionview (= 7.2.0.beta2)
-      activesupport (= 7.2.0.beta2)
+    actionpack (7.2.0.beta3)
+      actionview (= 7.2.0.beta3)
+      activesupport (= 7.2.0.beta3)
      nokogiri (>= 1.8.5)
      racc
      rack (>= 2.2.4)
@@ -41,35 +41,35 @@ GIT
      rails-dom-testing (~> 2.2)
      rails-html-sanitizer (~> 1.6)
      useragent (~> 0.16)
-    actiontext (7.2.0.beta2)
-      actionpack (= 7.2.0.beta2)
-      activerecord (= 7.2.0.beta2)
-      activestorage (= 7.2.0.beta2)
-      activesupport (= 7.2.0.beta2)
+    actiontext (7.2.0.beta3)
+      actionpack (= 7.2.0.beta3)
+      activerecord (= 7.2.0.beta3)
+      activestorage (= 7.2.0.beta3)
+      activesupport (= 7.2.0.beta3)
      globalid (>= 0.6.0)
      nokogiri (>= 1.8.5)
-    actionview (7.2.0.beta2)
-      activesupport (= 7.2.0.beta2)
+    actionview (7.2.0.beta3)
+      activesupport (= 7.2.0.beta3)
      builder (~> 3.1)
      erubi (~> 1.11)
      rails-dom-testing (~> 2.2)
      rails-html-sanitizer (~> 1.6)
-    activejob (7.2.0.beta2)
-      activesupport (= 7.2.0.beta2)
+    activejob (7.2.0.beta3)
+      activesupport (= 7.2.0.beta3)
      globalid (>= 0.3.6)
-    activemodel (7.2.0.beta2)
-      activesupport (= 7.2.0.beta2)
-    activerecord (7.2.0.beta2)
-      activemodel (= 7.2.0.beta2)
-      activesupport (= 7.2.0.beta2)
+    activemodel (7.2.0.beta3)
+      activesupport (= 7.2.0.beta3)
+    activerecord (7.2.0.beta3)
+      activemodel (= 7.2.0.beta3)
+      activesupport (= 7.2.0.beta3)
      timeout (>= 0.4.0)
-    activestorage (7.2.0.beta2)
-      actionpack (= 7.2.0.beta2)
-      activejob (= 7.2.0.beta2)
-      activerecord (= 7.2.0.beta2)
-      activesupport (= 7.2.0.beta2)
+    activestorage (7.2.0.beta3)
+      actionpack (= 7.2.0.beta3)
+      activejob (= 7.2.0.beta3)
+      activerecord (= 7.2.0.beta3)
+      activesupport (= 7.2.0.beta3)
      marcel (~> 1.0)
-    activesupport (7.2.0.beta2)
+    activesupport (7.2.0.beta3)
      base64
      bigdecimal
      concurrent-ruby (~> 1.0, >= 1.3.1)
@@ -79,23 +79,23 @@ GIT
      logger (>= 1.4.2)
      minitest (>= 5.1)
      tzinfo (~> 2.0, >= 2.0.5)
-    rails (7.2.0.beta2)
-      actioncable (= 7.2.0.beta2)
-      actionmailbox (= 7.2.0.beta2)
-      actionmailer (= 7.2.0.beta2)
-      actionpack (= 7.2.0.beta2)
-      actiontext (= 7.2.0.beta2)
-      actionview (= 7.2.0.beta2)
-      activejob (= 7.2.0.beta2)
-      activemodel (= 7.2.0.beta2)
-      activerecord (= 7.2.0.beta2)
-      activestorage (= 7.2.0.beta2)
-      activesupport (= 7.2.0.beta2)
+    rails (7.2.0.beta3)
+      actioncable (= 7.2.0.beta3)
+      actionmailbox (= 7.2.0.beta3)
+      actionmailer (= 7.2.0.beta3)
+      actionpack (= 7.2.0.beta3)
+      actiontext (= 7.2.0.beta3)
+      actionview (= 7.2.0.beta3)
+      activejob (= 7.2.0.beta3)
+      activemodel (= 7.2.0.beta3)
+      activerecord (= 7.2.0.beta3)
+      activestorage (= 7.2.0.beta3)
+      activesupport (= 7.2.0.beta3)
      bundler (>= 1.15.0)
-      railties (= 7.2.0.beta2)
-    railties (7.2.0.beta2)
-      actionpack (= 7.2.0.beta2)
-      activesupport (= 7.2.0.beta2)
+      railties (= 7.2.0.beta3)
+    railties (7.2.0.beta3)
+      actionpack (= 7.2.0.beta3)
+      activesupport (= 7.2.0.beta3)
      irb (~> 1.13)
      rackup (>= 1.0.0)
      rake (>= 12.2)
@@ -109,19 +109,19 @@ GEM
      public_suffix (>= 2.0.2, < 6.0)
    ast (2.4.2)
    aws-eventstream (1.3.0)
-    aws-partitions (1.949.0)
-    aws-sdk-core (3.200.0)
+    aws-partitions (1.952.0)
+    aws-sdk-core (3.201.1)
      aws-eventstream (~> 1, >= 1.3.0)
      aws-partitions (~> 1, >= 1.651.0)
      aws-sigv4 (~> 1.8)
      jmespath (~> 1, >= 1.6.1)
-    aws-sdk-kms (1.87.0)
-      aws-sdk-core (~> 3, >= 3.199.0)
-      aws-sigv4 (~> 1.1)
-    aws-sdk-s3 (1.155.0)
-      aws-sdk-core (~> 3, >= 3.199.0)
+    aws-sdk-kms (1.88.0)
+      aws-sdk-core (~> 3, >= 3.201.0)
+      aws-sigv4 (~> 1.5)
+    aws-sdk-s3 (1.156.0)
+      aws-sdk-core (~> 3, >= 3.201.0)
      aws-sdk-kms (~> 1)
-      aws-sigv4 (~> 1.8)
+      aws-sigv4 (~> 1.5)
    aws-sigv4 (1.8.0)
      aws-eventstream (~> 1, >= 1.0.2)
    base64 (0.2.0)
@@ -178,25 +178,33 @@ GEM
    erubi (1.13.0)
    et-orbi (1.2.11)
      tzinfo
-    faraday (2.9.2)
+    faker (3.4.2)
+      i18n (>= 1.8.11, < 2)
+    faraday (2.10.0)
      faraday-net_http (>= 2.0, < 3.2)
+      logger
    faraday-net_http (3.1.0)
      net-http
    faraday-retry (2.2.1)
      faraday (~> 2.0)
-    ffi (1.16.3)
+    ffi (1.17.0-aarch64-linux-gnu)
+    ffi (1.17.0-arm-linux-gnu)
+    ffi (1.17.0-arm64-darwin)
+    ffi (1.17.0-x86-linux-gnu)
+    ffi (1.17.0-x86_64-darwin)
+    ffi (1.17.0-x86_64-linux-gnu)
    fugit (1.11.0)
      et-orbi (~> 1, >= 1.2.11)
      raabro (~> 1.4)
    globalid (1.2.1)
      activesupport (>= 6.1)
-    good_job (3.29.5)
-      activejob (>= 6.0.0)
-      activerecord (>= 6.0.0)
-      concurrent-ruby (>= 1.0.2)
-      fugit (>= 1.1)
-      railties (>= 6.0.0)
-      thor (>= 0.14.1)
+    good_job (4.1.0)
+      activejob (>= 6.1.0)
+      activerecord (>= 6.1.0)
+      concurrent-ruby (>= 1.3.1)
+      fugit (>= 1.11.0)
+      railties (>= 6.1.0)
+      thor (>= 1.0.0)
    hashdiff (1.1.0)
    highline (3.0.1)
    hotwire-livereload (1.4.0)
@@ -215,7 +223,7 @@ GEM
      rails-i18n
      rainbow (>= 2.2.2, < 4.0)
      terminal-table (>= 1.5.1)
-    image_processing (1.12.2)
+    image_processing (1.13.0)
      mini_magick (>= 4.9.5, < 5)
      ruby-vips (>= 2.0.17, < 3)
    importmap-rails (2.0.1)
@@ -226,7 +234,7 @@ GEM
      activesupport (>= 3.0)
      nokogiri (>= 1.6)
    io-console (0.7.2)
-    irb (1.13.2)
+    irb (1.14.0)
      rdoc (>= 4.0.0)
      reline (>= 0.4.2)
    jmespath (1.6.2)
@@ -251,10 +259,10 @@ GEM
      net-smtp
    marcel (1.0.4)
    matrix (0.4.2)
-    mini_magick (4.12.0)
+    mini_magick (4.13.2)
    mini_mime (1.1.5)
    minitest (5.24.1)
-    mocha (2.4.0)
+    mocha (2.4.5)
      ruby2_keywords (>= 0.0.5)
    msgpack (1.7.2)
    net-http (0.4.1)
@@ -269,28 +277,28 @@ GEM
    net-smtp (0.5.0)
      net-protocol
    nio4r (2.7.3)
-    nokogiri (1.16.6-aarch64-linux)
+    nokogiri (1.16.7-aarch64-linux)
      racc (~> 1.4)
-    nokogiri (1.16.6-arm-linux)
+    nokogiri (1.16.7-arm-linux)
      racc (~> 1.4)
-    nokogiri (1.16.6-arm64-darwin)
+    nokogiri (1.16.7-arm64-darwin)
      racc (~> 1.4)
-    nokogiri (1.16.6-x86-linux)
+    nokogiri (1.16.7-x86-linux)
      racc (~> 1.4)
-    nokogiri (1.16.6-x86_64-darwin)
+    nokogiri (1.16.7-x86_64-darwin)
      racc (~> 1.4)
-    nokogiri (1.16.6-x86_64-linux)
+    nokogiri (1.16.7-x86_64-linux)
      racc (~> 1.4)
    octokit (9.1.0)
      faraday (>= 1, < 3)
      sawyer (~> 0.9)
-    pagy (8.6.1)
+    pagy (9.0.3)
    parallel (1.24.0)
    parser (3.3.1.0)
      ast (~> 2.4.1)
      racc
-    pg (1.5.6)
-    prism (0.29.0)
+    pg (1.5.7)
+    prism (0.30.0)
    propshaft (0.9.0)
      actionpack (>= 7.0.0)
      activesupport (>= 7.0.0)
@@ -302,8 +310,8 @@ GEM
    puma (6.4.2)
      nio4r (~> 2.0)
    raabro (1.4.0)
-    racc (1.8.0)
-    rack (3.1.4)
+    racc (1.8.1)
+    rack (3.1.7)
    rack-session (2.0.0)
      rack (>= 3.0.0)
    rack-test (2.1.0)
@@ -329,12 +337,15 @@ GEM
    rb-fsevent (0.11.2)
    rb-inotify (0.10.1)
      ffi (~> 1.0)
+    rbs (3.5.2)
+      logger
    rdoc (6.7.0)
      psych (>= 4.0.0)
+    redcarpet (3.6.0)
    regexp_parser (2.9.2)
    reline (0.5.9)
      io-console (~> 0.5)
-    rexml (3.3.0)
+    rexml (3.3.2)
      strscan
    rubocop (1.63.5)
      json (~> 2.3)
@@ -365,30 +376,32 @@ GEM
      rubocop-minitest
      rubocop-performance
      rubocop-rails
-    ruby-lsp (0.17.1)
+    ruby-lsp (0.17.8)
      language_server-protocol (~> 3.17.0)
-      prism (>= 0.29.0, < 0.30)
+      prism (>= 0.29.0, < 0.31)
+      rbs (>= 3, < 4)
      sorbet-runtime (>= 0.5.10782)
-    ruby-lsp-rails (0.3.7)
-      ruby-lsp (>= 0.17.0, < 0.18.0)
+    ruby-lsp-rails (0.3.11)
+      ruby-lsp (>= 0.17.2, < 0.18.0)
    ruby-progressbar (1.13.0)
-    ruby-vips (2.2.1)
+    ruby-vips (2.2.2)
      ffi (~> 1.12)
+      logger
    ruby2_keywords (0.0.5)
    rubyzip (2.3.2)
    sawyer (0.9.2)
      addressable (>= 2.3.5)
      faraday (>= 0.17.3, < 3)
-    selenium-webdriver (4.22.0)
+    selenium-webdriver (4.23.0)
      base64 (~> 0.2)
      logger (~> 1.4)
      rexml (~> 3.2, >= 3.2.5)
      rubyzip (>= 1.2.2, < 3.0)
      websocket (~> 1.0)
-    sentry-rails (5.18.0)
+    sentry-rails (5.18.2)
      railties (>= 5.0)
-      sentry-ruby (~> 5.18.0)
-    sentry-ruby (5.18.0)
+      sentry-ruby (~> 5.18.2)
+    sentry-ruby (5.18.2)
      bigdecimal
      concurrent-ruby (~> 1.0, >= 1.0.2)
    simplecov (0.22.0)
@@ -398,29 +411,29 @@ GEM
    simplecov-html (0.12.3)
    simplecov_json_formatter (0.1.4)
    smart_properties (1.17.0)
-    sorbet-runtime (0.5.11406)
+    sorbet-runtime (0.5.11491)
    stackprof (0.2.26)
    stimulus-rails (1.3.3)
      railties (>= 6.0.0)
    stringio (3.1.1)
    strscan (3.1.0)
-    tailwindcss-rails (2.6.1)
+    tailwindcss-rails (2.6.4)
      railties (>= 7.0.0)
-    tailwindcss-rails (2.6.1-aarch64-linux)
+    tailwindcss-rails (2.6.4-aarch64-linux)
      railties (>= 7.0.0)
-    tailwindcss-rails (2.6.1-arm-linux)
+    tailwindcss-rails (2.6.4-arm-linux)
      railties (>= 7.0.0)
-    tailwindcss-rails (2.6.1-arm64-darwin)
+    tailwindcss-rails (2.6.4-arm64-darwin)
      railties (>= 7.0.0)
-    tailwindcss-rails (2.6.1-x86_64-darwin)
+    tailwindcss-rails (2.6.4-x86_64-darwin)
      railties (>= 7.0.0)
-    tailwindcss-rails (2.6.1-x86_64-linux)
+    tailwindcss-rails (2.6.4-x86_64-linux)
      railties (>= 7.0.0)
    terminal-table (3.0.2)
      unicode-display_width (>= 1.1.1, < 3)
    thor (1.3.1)
    timeout (0.4.1)
-    turbo-rails (2.0.5)
+    turbo-rails (2.0.6)
      actionpack (>= 6.0.0)
      activejob (>= 6.0.0)
      railties (>= 6.0.0)
@@ -440,13 +453,13 @@ GEM
      crack (>= 0.3.2)
      hashdiff (>= 0.4.0, < 2.0.0)
    webrick (1.8.1)
-    websocket (1.2.10)
+    websocket (1.2.11)
    websocket-driver (0.7.6)
      websocket-extensions (>= 0.1.0)
    websocket-extensions (0.1.5)
    xpath (3.2.0)
      nokogiri (~> 1.8)
-    zeitwerk (2.6.16)
+    zeitwerk (2.6.17)

 PLATFORMS
  aarch64-linux
@@ -467,6 +480,7 @@ DEPENDENCIES
  debug
  dotenv-rails
  erb_lint
+  faker
  faraday
  faraday-retry
  good_job
@@ -485,6 +499,7 @@ DEPENDENCIES
  puma (>= 5.0)
  rails!
  rails-settings-cached
+  redcarpet
  rubocop-rails-omakase
  ruby-lsp-rails
  selenium-webdriver
--- a/app/assets/stylesheets/application.tailwind.css
+++ b/app/assets/stylesheets/application.tailwind.css
@@ -15,16 +15,16 @@

@layer components {
  .form-field {
-    @apply relative rounded-md border bg-white border-alpha-black-100 shadow-xs;
+    @apply flex flex-col gap-1 relative px-3 py-2 rounded-md border bg-white border-alpha-black-100 shadow-xs w-full;
    @apply focus-within:border-gray-900 focus-within:shadow-none focus-within:ring-4 focus-within:ring-gray-100;
  }

  .form-field__label {
-    @apply block px-3 pt-2 pb-0 text-xs text-gray-500;
+    @apply block text-xs text-gray-500;
  }

  .form-field__input {
-    @apply w-full border-none bg-transparent px-3 pt-1 pb-2 text-sm opacity-100;
+    @apply border-none bg-transparent text-sm opacity-100 w-full p-0;
    @apply focus:opacity-100 focus:outline-none focus:ring-0;
    @apply placeholder-shown:opacity-50;
    @apply disabled:opacity-50;
@@ -58,6 +58,19 @@
    background-image: url("data:image/svg+xml,%3csvg viewBox='0 0 16 16' fill='111827' xmlns='http://www.w3.org/2000/svg'%3e%3cpath d='M12.207 4.793a1 1 0 010 1.414l-5 5a1 1 0 01-1.414 0l-2-2a1 1 0 011.414-1.414L6.5 9.086l4.293-4.293a1 1 0 011.414 0z'/%3e%3c/svg%3e");
  }

+  select[multiple="multiple"] {
+    @apply py-2 pr-2 space-y-0.5;
+  }
+
+  select[multiple="multiple"] option {
+    @apply p-2 rounded-md;
+  }
+
+  select[multiple="multiple"] option:checked {
+    @apply bg-gray-50;
+    @apply after:content-['\2713'] after:float-right after:text-gray-500;
+  }
+
  .maybe-switch {
    @apply block bg-gray-100 w-9 h-5 rounded-full cursor-pointer;
    @apply after:content-[''] after:block after:absolute after:top-0.5 after:left-0.5 after:bg-white after:w-4 after:h-4 after:rounded-full after:transition-transform after:duration-300 after:ease-in-out;
--- a/app/controllers/account/cashes_controller.rb
+++ b/app/controllers/account/cashes_controller.rb
@@ -0,0 +1,14 @@
+class Account::CashesController < ApplicationController
+  layout :with_sidebar
+
+  before_action :set_account
+
+  def index
+  end
+
+  private
+
+    def set_account
+      @account = Current.family.accounts.find(params[:account_id])
+    end
+end
--- a/app/controllers/account/entries_controller.rb
+++ b/app/controllers/account/entries_controller.rb
@@ -1,5 +1,5 @@
 class Account::EntriesController < ApplicationController
-  layout "with_sidebar"
+  layout :with_sidebar

  before_action :set_account
  before_action :set_entry, only: %i[ edit update show destroy ]
@@ -12,6 +12,10 @@ class Account::EntriesController < ApplicationController
    @valuation_entries = @account.entries.account_valuations.reverse_chronological
  end

+  def trades
+    @trades = @account.entries.where(entryable_type: [ "Account::Transaction", "Account::Trade" ]).reverse_chronological
+  end
+
  def new
    @entry = @account.entries.build.tap do |entry|
      if params[:entryable_type]
@@ -31,7 +35,7 @@ class Account::EntriesController < ApplicationController
    else
      # TODO: this is not an ideal way to handle errors and should eventually be improved.
      # See: https://github.com/hotwired/turbo-rails/pull/367
-      flash[:error] = @entry.errors.full_messages.to_sentence
+      flash[:alert] = @entry.errors.full_messages.to_sentence
      redirect_to account_path(@account)
    end
  end
--- a/app/controllers/account/holdings_controller.rb
+++ b/app/controllers/account/holdings_controller.rb
@@ -0,0 +1,23 @@
+class Account::HoldingsController < ApplicationController
+  layout :with_sidebar
+
+  before_action :set_account
+  before_action :set_holding, only: :show
+
+  def index
+    @holdings = @account.holdings.current
+  end
+
+  def show
+  end
+
+  private
+
+    def set_account
+      @account = Current.family.accounts.find(params[:account_id])
+    end
+
+    def set_holding
+      @holding = @account.holdings.current.find(params[:id])
+    end
+end
--- a/app/controllers/account/transfers_controller.rb
+++ b/app/controllers/account/transfers_controller.rb
@@ -1,5 +1,5 @@
 class Account::TransfersController < ApplicationController
-  layout "with_sidebar"
+  layout :with_sidebar

  before_action :set_transfer, only: :destroy

@@ -23,7 +23,7 @@ class Account::TransfersController < ApplicationController
    else
      # TODO: this is not an ideal way to handle errors and should eventually be improved.
      # See: https://github.com/hotwired/turbo-rails/pull/367
-      flash[:error] = @transfer.errors.full_messages.to_sentence
+      flash[:alert] = @transfer.errors.full_messages.to_sentence
      redirect_to transactions_path
    end
  end
--- a/app/controllers/accounts_controller.rb
+++ b/app/controllers/accounts_controller.rb
@@ -1,9 +1,8 @@
 class AccountsController < ApplicationController
-  layout "with_sidebar"
+  layout :with_sidebar

  include Filterable
  before_action :set_account, only: %i[ edit show destroy sync update ]
-  after_action :sync_account, only: :create

  def index
    @institutions = Current.family.institutions
@@ -20,13 +19,11 @@ class AccountsController < ApplicationController
  end

  def list
+    render layout: false
  end

  def new
-    @account = Account.new(
-      balance: nil,
-      accountable: Accountable.from_type(params[:type])&.new
-    )
+    @account = Account.new(accountable: Accountable.from_type(params[:type])&.new)

    if params[:institution_id]
      @account.institution = Current.family.institutions.find_by(id: params[:institution_id])
@@ -34,14 +31,19 @@ class AccountsController < ApplicationController
  end

  def show
-    @balance_series = @account.series(period: @period)
+    @series = @account.series(period: @period)
+    @trend = @series.trend
  end

  def edit
  end

  def update
-    @account.update! account_params.except(:accountable_type)
+    Account.transaction do
+      @account.update! account_params.except(:accountable_type, :balance)
+      @account.update_balance!(account_params[:balance]) if account_params[:balance]
+    end
+    @account.sync_later
    redirect_back_or_to account_path(@account), notice: t(".success")
  end

@@ -52,8 +54,10 @@ class AccountsController < ApplicationController
                        attributes: account_params.except(:start_date, :start_balance),
                        start_date: account_params[:start_date],
                        start_balance: account_params[:start_balance]
-
+    @account.sync_later
    redirect_back_or_to account_path(@account), notice: t(".success")
+  rescue ActiveRecord::RecordInvalid => e
+    redirect_back_or_to accounts_path, alert: e.record.errors.full_messages.to_sentence
  end

  def destroy
@@ -65,24 +69,11 @@ class AccountsController < ApplicationController
    unless @account.syncing?
      @account.sync_later
    end
-
-    redirect_to account_path(@account), notice: t(".success")
  end

  def sync_all
-    synced_accounts_count = 0
-    Current.family.accounts.each do |account|
-      next unless account.can_sync?
-
-      account.sync_later
-      synced_accounts_count += 1
-    end
-
-    if synced_accounts_count > 0
-      redirect_back_or_to accounts_path, notice: t(".success", count: synced_accounts_count)
-    else
-      redirect_back_or_to accounts_path, alert: t(".no_accounts_to_sync")
-    end
+    Current.family.accounts.active.sync
+    redirect_back_or_to accounts_path, notice: t(".success")
  end

  private
@@ -94,8 +85,4 @@ class AccountsController < ApplicationController
    def account_params
      params.require(:account).permit(:name, :accountable_type, :balance, :start_date, :start_balance, :currency, :subtype, :is_active, :institution_id)
    end
-
-    def sync_account
-      @account.sync_later
-    end
 end
--- a/app/controllers/application_controller.rb
+++ b/app/controllers/application_controller.rb
@@ -1,9 +1,15 @@
 class ApplicationController < ActionController::Base
-  include Authentication, Invitable, SelfHostable
+  include AutoSync, Authentication, Invitable, SelfHostable
  include Pagy::Backend

-  default_form_builder ApplicationFormBuilder
-
  # Only allow modern browsers supporting webp images, web push, badges, import maps, CSS nesting, and CSS :has.
  allow_browser versions: :modern
+
+  private
+
+    def with_sidebar
+      return "turbo_rails/frame" if turbo_frame_request?
+
+      "with_sidebar"
+    end
 end
--- a/app/controllers/categories_controller.rb
+++ b/app/controllers/categories_controller.rb
@@ -1,5 +1,5 @@
 class CategoriesController < ApplicationController
-  layout "with_sidebar"
+  layout :with_sidebar

  before_action :set_category, only: %i[ edit update ]
  before_action :set_transaction, only: :create
--- a/app/controllers/category/deletions_controller.rb
+++ b/app/controllers/category/deletions_controller.rb
@@ -1,5 +1,5 @@
 class Category::DeletionsController < ApplicationController
-  layout "with_sidebar"
+  layout :with_sidebar

  before_action :set_category
  before_action :set_replacement_category, only: :create
--- a/app/controllers/concerns/authentication.rb
+++ b/app/controllers/concerns/authentication.rb
@@ -3,13 +3,11 @@ module Authentication

  included do
    before_action :authenticate_user!
-    after_action :set_last_login_at, if: -> { Current.user }
  end

  class_methods do
    def skip_authentication(**options)
      skip_before_action :authenticate_user!, **options
-      skip_after_action :set_last_login_at, **options
    end
  end

@@ -27,6 +25,7 @@ module Authentication
    Current.user = user
    reset_session
    session[:user_id] = user.id
+    set_last_login_at
  end

  def logout
--- a/app/controllers/concerns/auto_sync.rb
+++ b/app/controllers/concerns/auto_sync.rb
@@ -0,0 +1,13 @@
+module AutoSync
+  extend ActiveSupport::Concern
+
+  included do
+    before_action :sync_family, if: -> { Current.family.present? && Current.family.needs_sync? }
+  end
+
+  private
+
+    def sync_family
+      Current.family.sync
+    end
+end
--- a/app/controllers/currencies_controller.rb
+++ b/app/controllers/currencies_controller.rb
@@ -1,6 +1,6 @@
 class CurrenciesController < ApplicationController
  def show
-    @currency = Money::Currency.all_instances.find { |currency| currency.iso_code == params[:id] }
-    render json: { step: @currency.step, placeholder: Money.new(0, @currency).format }
+    currency = Money::Currency.all_instances.find { |currency| currency.iso_code == params[:id] }
+    render json: currency.as_json.merge({ step: currency.step })
  end
 end
--- a/app/controllers/help/articles_controller.rb
+++ b/app/controllers/help/articles_controller.rb
@@ -0,0 +1,11 @@
+class Help::ArticlesController < ApplicationController
+  layout :with_sidebar
+
+  def show
+    @article = Help::Article.find(params[:id])
+
+    unless @article
+      head :not_found
+    end
+  end
+end
--- a/app/controllers/imports_controller.rb
+++ b/app/controllers/imports_controller.rb
@@ -38,11 +38,26 @@ class ImportsController < ApplicationController
  def load
  end

+  def upload_csv
+    begin
+      @import.raw_csv_str = import_params[:raw_csv_str].read
+    rescue NoMethodError
+      flash.now[:alert] = "Please select a file to upload"
+      render :load, status: :unprocessable_entity and return
+    end
+    if @import.save
+      redirect_to configure_import_path(@import), notice: t(".import_loaded")
+    else
+      flash.now[:alert] = @import.errors.full_messages.to_sentence
+      render :load, status: :unprocessable_entity
+    end
+  end
+
  def load_csv
    if @import.update(import_params)
      redirect_to configure_import_path(@import), notice: t(".import_loaded")
    else
-      flash.now[:error] = @import.errors.full_messages.to_sentence
+      flash.now[:alert] = @import.errors.full_messages.to_sentence
      render :load, status: :unprocessable_entity
    end
  end
--- a/app/controllers/merchants_controller.rb
+++ b/app/controllers/merchants_controller.rb
@@ -1,5 +1,5 @@
 class MerchantsController < ApplicationController
-  layout "with_sidebar"
+  layout :with_sidebar

  before_action :set_merchant, only: %i[ edit update destroy ]

--- a/app/controllers/pages_controller.rb
+++ b/app/controllers/pages_controller.rb
@@ -1,5 +1,5 @@
 class PagesController < ApplicationController
-  layout "with_sidebar"
+  layout :with_sidebar

  include Filterable

--- a/app/controllers/settings/hostings_controller.rb
+++ b/app/controllers/settings/hostings_controller.rb
@@ -19,7 +19,7 @@ class Settings::HostingsController < SettingsController

  def send_test_email
    unless Setting.smtp_settings_populated?
-      flash[:error] = t(".missing_smtp_setting_error")
+      flash[:alert] = t(".missing_smtp_setting_error")
      render(:show, status: :unprocessable_entity)
      return
    end
@@ -27,7 +27,7 @@ class Settings::HostingsController < SettingsController
    begin
      NotificationMailer.with(user: Current.user).test_email.deliver_now
    rescue => _e
-      flash[:error] = t(".error")
+      flash[:alert] = t(".error")
      render :show, status: :unprocessable_entity
      return
    end
--- a/app/controllers/settings_controller.rb
+++ b/app/controllers/settings_controller.rb
@@ -1,3 +1,3 @@
 class SettingsController < ApplicationController
-  layout "with_sidebar"
+  layout :with_sidebar
 end
--- a/app/controllers/tag/deletions_controller.rb
+++ b/app/controllers/tag/deletions_controller.rb
@@ -1,5 +1,5 @@
 class Tag::DeletionsController < ApplicationController
-  layout "with_sidebar"
+  layout :with_sidebar

  before_action :set_tag
  before_action :set_replacement_tag, only: :create
--- a/app/controllers/tags_controller.rb
+++ b/app/controllers/tags_controller.rb
@@ -1,5 +1,5 @@
 class TagsController < ApplicationController
-  layout "with_sidebar"
+  layout :with_sidebar

  before_action :set_tag, only: %i[ edit update ]

--- a/app/controllers/transactions_controller.rb
+++ b/app/controllers/transactions_controller.rb
@@ -1,10 +1,10 @@
 class TransactionsController < ApplicationController
-  layout "with_sidebar"
+  layout :with_sidebar

  def index
    @q = search_params
    result = Current.family.entries.account_transactions.search(@q).reverse_chronological
-    @pagy, @transaction_entries = pagy(result, items: params[:per_page] || "50")
+    @pagy, @transaction_entries = pagy(result, limit: params[:per_page] || "50")

    @totals = {
      count: result.select { |t| t.currency == Current.family.currency }.count,
--- a/app/helpers/account/cashes_helper.rb
+++ b/app/helpers/account/cashes_helper.rb
@@ -0,0 +1,13 @@
+module Account::CashesHelper
+  def brokerage_cash(account)
+    currency = Money::Currency.new(account.currency)
+
+    account.holdings.build \
+      date: Date.current,
+      qty: account.balance,
+      price: 1,
+      amount: account.balance,
+      currency: account.currency,
+      security: Security.new(ticker: currency.iso_code, name: currency.name)
+  end
+end
--- a/app/helpers/account/entries_helper.rb
+++ b/app/helpers/account/entries_helper.rb
@@ -33,7 +33,7 @@ module Account::EntriesHelper
  private

    def permitted_entryable_key(entry)
-      permitted_entryable_paths = %w[transaction valuation]
+      permitted_entryable_paths = %w[transaction valuation trade]
      entry.entryable_name_short.presence_in(permitted_entryable_paths)
    end
 end
--- a/app/helpers/accounts_helper.rb
+++ b/app/helpers/accounts_helper.rb
@@ -23,18 +23,38 @@ module AccountsHelper
    class_mapping(accountable_type)[:hex]
  end

+  def account_tabs(account)
+    holdings_tab = { key: "holdings", label: t("accounts.show.holdings"), path: account_path(account, tab: "holdings"), content_path: account_holdings_path(account) }
+    cash_tab = { key: "cash", label: t("accounts.show.cash"), path: account_path(account, tab: "cash"), content_path: account_cashes_path(account) }
+    value_tab = { key: "valuations", label: t("accounts.show.value"), path: account_path(account, tab: "valuations"), content_path: valuation_account_entries_path(account) }
+    transactions_tab = { key: "transactions", label: t("accounts.show.transactions"), path: account_path(account, tab: "transactions"), content_path: transaction_account_entries_path(account) }
+    trades_tab = { key: "trades", label: t("accounts.show.trades"), path: account_path(account, tab: "trades"), content_path: trade_account_entries_path(account) }
+
+    return [ holdings_tab, cash_tab, trades_tab ] if account.investment?
+
+    [ value_tab, transactions_tab ]
+  end
+
+  def selected_account_tab(account)
+    available_tabs = account_tabs(account)
+
+    tab = available_tabs.find { |tab| tab[:key] == params[:tab] }
+
+    tab || available_tabs.first
+  end
+
  private

-  def class_mapping(accountable_type)
-    {
-      "CreditCard" => { text: "text-red-500", bg: "bg-red-500", bg_transparent: "bg-red-500/10", fill: "fill-red-500", hex: "#F13636" },
-      "Loan" => { text: "text-fuchsia-500", bg: "bg-fuchsia-500", bg_transparent: "bg-fuchsia-500/10", fill: "fill-fuchsia-500", hex: "#D444F1" },
-      "OtherLiability" => { text: "text-gray-500", bg: "bg-gray-500", bg_transparent: "bg-gray-500/10", fill: "fill-gray-500", hex: "#737373" },
-      "Depository" => { text: "text-violet-500", bg: "bg-violet-500", bg_transparent: "bg-violet-500/10", fill: "fill-violet-500", hex: "#875BF7" },
-      "Investment" => { text: "text-blue-600", bg: "bg-blue-600", bg_transparent: "bg-blue-600/10", fill: "fill-blue-600", hex: "#1570EF" },
-      "OtherAsset" => { text: "text-green-500", bg: "bg-green-500", bg_transparent: "bg-green-500/10", fill: "fill-green-500", hex: "#12B76A" },
-      "Property" => { text: "text-cyan-500", bg: "bg-cyan-500", bg_transparent: "bg-cyan-500/10", fill: "fill-cyan-500", hex: "#06AED4" },
-      "Vehicle" => { text: "text-pink-500", bg: "bg-pink-500", bg_transparent: "bg-pink-500/10", fill: "fill-pink-500", hex: "#F23E94" }
-    }.fetch(accountable_type, { text: "text-gray-500", bg: "bg-gray-500", bg_transparent: "bg-gray-500/10", fill: "fill-gray-500", hex: "#737373" })
-  end
+    def class_mapping(accountable_type)
+      {
+        "CreditCard" => { text: "text-red-500", bg: "bg-red-500", bg_transparent: "bg-red-500/10", fill: "fill-red-500", hex: "#F13636" },
+        "Loan" => { text: "text-fuchsia-500", bg: "bg-fuchsia-500", bg_transparent: "bg-fuchsia-500/10", fill: "fill-fuchsia-500", hex: "#D444F1" },
+        "OtherLiability" => { text: "text-gray-500", bg: "bg-gray-500", bg_transparent: "bg-gray-500/10", fill: "fill-gray-500", hex: "#737373" },
+        "Depository" => { text: "text-violet-500", bg: "bg-violet-500", bg_transparent: "bg-violet-500/10", fill: "fill-violet-500", hex: "#875BF7" },
+        "Investment" => { text: "text-blue-600", bg: "bg-blue-600", bg_transparent: "bg-blue-600/10", fill: "fill-blue-600", hex: "#1570EF" },
+        "OtherAsset" => { text: "text-green-500", bg: "bg-green-500", bg_transparent: "bg-green-500/10", fill: "fill-green-500", hex: "#12B76A" },
+        "Property" => { text: "text-cyan-500", bg: "bg-cyan-500", bg_transparent: "bg-cyan-500/10", fill: "fill-cyan-500", hex: "#06AED4" },
+        "Vehicle" => { text: "text-pink-500", bg: "bg-pink-500", bg_transparent: "bg-pink-500/10", fill: "fill-pink-500", hex: "#F23E94" }
+      }.fetch(accountable_type, { text: "text-gray-500", bg: "bg-gray-500", bg_transparent: "bg-gray-500/10", fill: "fill-gray-500", hex: "#737373" })
+    end
 end
--- a/app/helpers/application_form_builder.rb
+++ b/app/helpers/application_form_builder.rb
@@ -1,149 +0,0 @@
-class ApplicationFormBuilder < ActionView::Helpers::FormBuilder
-  def initialize(object_name, object, template, options)
-    options[:html] ||= {}
-    options[:html][:class] ||= "space-y-4"
-
-    super(object_name, object, template, options)
-  end
-
-  (field_helpers - [ :label, :check_box, :radio_button, :fields_for, :fields, :hidden_field, :file_field ]).each do |selector|
-    class_eval <<-RUBY_EVAL, __FILE__, __LINE__ + 1
-      def #{selector}(method, options = {})
-        default_options = { class: "form-field__input" }
-        merged_options = default_options.merge(options)
-
-        return super(method, merged_options) unless options[:label]
-
-        @template.form_field_tag do
-          label(method, *label_args(options)) +
-          super(method, merged_options.except(:label))
-        end
-      end
-    RUBY_EVAL
-  end
-
-  # See `Monetizable` concern, which adds a _money suffix to the attribute name
-  # For a monetized field, the setter will always be the attribute name without the _money suffix
-  def money_field(method, options = {})
-    money = @object && @object.respond_to?(method) ? @object.send(method) : nil
-    raise ArgumentError, "The value of #{method} is not a Money object" unless money.is_a?(Money) || money.nil?
-
-    money_amount_method = method.to_s.chomp("_money").to_sym
-    money_currency_method = :currency
-
-    readonly_currency = options[:readonly_currency] || false
-
-    currency = money&.currency || Money::Currency.new(Current.family.currency)  || Money.default_currency
-    default_options = {
-      class: "form-field__input",
-      value: money&.amount,
-      "data-money-field-target" => "amount",
-      placeholder: Money.new(0, currency).format,
-      min: -99999999999999,
-      max: 99999999999999,
-      step: currency.step
-    }
-
-    merged_options = default_options.merge(options)
-
-    grouped_options = currency_options_for_select
-    selected_currency = money&.currency&.iso_code || currency.iso_code
-
-    @template.form_field_tag data: { controller: "money-field" } do
-      (label(method, *label_args(options)).to_s if options[:label]) +
-        @template.tag.div(class: "flex items-center") do
-          number_field(money_amount_method, merged_options.except(:label)) +
-            grouped_select(money_currency_method, grouped_options, { selected: selected_currency, disabled: readonly_currency }, class: "ml-auto form-field__input w-fit pr-8", data: { "money-field-target" => "currency", action: "change->money-field#handleCurrencyChange" })
-        end
-    end
-  end
-
-  def radio_button(method, tag_value, options = {})
-    default_options = { class: "form-field__radio" }
-    merged_options = default_options.merge(options)
-    super(method, tag_value, merged_options)
-  end
-
-  def grouped_select(method, grouped_choices, options = {}, html_options = {})
-    default_options = { class: "form-field__input" }
-    merged_html_options = default_options.merge(html_options)
-
-    label_html = label(method, *label_args(options)).to_s if options[:label]
-    select_html = @template.grouped_collection_select(@object_name, method, grouped_choices, :last, :first, :last, :first, options, merged_html_options)
-
-    @template.content_tag(:div, class: "flex items-center") do
-      label_html.to_s.html_safe + select_html
-    end
-  end
-
-  def currency_select(method, options = {}, html_options = {})
-    default_options = { class: "form-field__input" }
-    merged_options = default_options.merge(html_options)
-
-    choices = currency_options_for_select
-
-    return @template.grouped_collection_select(@object_name, method, choices, :last, :first, :last, :first, options, merged_options) unless options[:label]
-
-    @template.form_field_tag do
-      label(method, *label_args(options)) +
-        @template.grouped_collection_select(@object_name, method, choices, :last, :first, :last, :first, options, merged_options.except(:label))
-    end
-  end
-
-  def select(method, choices, options = {}, html_options = {})
-    default_options = { class: "form-field__input" }
-    merged_options = default_options.merge(html_options)
-
-    return super(method, choices, options, merged_options) unless options[:label]
-
-    @template.form_field_tag do
-      label(method, *label_args(options)) +
-        super(method, choices, options, merged_options.except(:label))
-    end
-  end
-
-  def collection_select(method, collection, value_method, text_method, options = {}, html_options = {})
-    default_options = { class: "form-field__input" }
-    merged_options = default_options.merge(html_options)
-
-    return super(method, collection, value_method, text_method, options, merged_options) unless options[:label]
-
-    @template.form_field_tag do
-      label(method, *label_args(options)) +
-        super(method, collection, value_method, text_method, options, merged_options.except(:label))
-    end
-  end
-
-  def submit(value = nil, options = {})
-    value, options = nil, value if value.is_a?(Hash)
-    default_options = { class: "form-field__submit" }
-    merged_options = default_options.merge(options)
-    super(value, merged_options)
-  end
-
-  private
-
-    def currency_options_for_select
-      popular_currencies = Money::Currency.popular.map { |currency| [ currency.iso_code, currency.iso_code ] }
-      all_currencies = Money::Currency.all_instances.map { |currency| [ currency.iso_code, currency.iso_code ] }
-      all_other_currencies = all_currencies.reject { |c| popular_currencies.map(&:last).include?(c.last) }.sort_by(&:last)
-
-      {
-        I18n.t("accounts.new.currency.popular") => popular_currencies,
-        I18n.t("accounts.new.currency.all_others") => all_other_currencies
-      }
-    end
-
-    def label_args(options)
-      case options[:label]
-      when Array
-        options[:label]
-      when String
-        [ options[:label], { class: "form-field__label" } ]
-      when Hash
-        [ nil, options[:label] ]
-      else
-        [ nil, { class: "form-field__label" } ]
-      end
-    end
-end
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@@ -13,11 +13,22 @@ module ApplicationHelper
    name.underscore
  end

-  def notification(text, **options, &block)
-    content = tag.p(text)
-    content = capture &block if block_given?
+  def family_notifications_stream
+    turbo_stream_from [ Current.family, :notifications ] if Current.family
+  end

-    render partial: "shared/notification", locals: { type: options[:type], content: { body: content } }
+  def family_stream
+    turbo_stream_from Current.family if Current.family
+  end
+
+  def render_flash_notifications
+    notifications = flash.flat_map do |type, message_or_messages|
+      Array(message_or_messages).map do |message|
+        render partial: "shared/notification", locals: { type: type, message: message }
+      end
+    end
+
+    safe_join(notifications)
  end

  ##
--- a/app/helpers/forms_helper.rb
+++ b/app/helpers/forms_helper.rb
@@ -1,7 +1,12 @@
 module FormsHelper
+  def styled_form_with(**options, &block)
+    options[:builder] = StyledFormBuilder
+    form_with(**options, &block)
+  end
+
  def form_field_tag(options = {}, &block)
    options[:class] = [ "form-field", options[:class] ].compact.join(" ")
-    tag.div **options, &block
+    tag.div(**options, &block)
  end

  def radio_tab_tag(form:, name:, value:, label:, icon:, checked: false, disabled: false)
@@ -11,23 +16,60 @@ module FormsHelper
    end
  end

-  def selectable_categories
-    Current.family.categories.alphabetically
+  def period_select(form:, selected:, classes: "border border-alpha-black-100 shadow-xs rounded-lg text-sm pr-7 cursor-pointer text-gray-900 focus:outline-none focus:ring-0")
+    periods_for_select = [ [ "7D", "last_7_days" ], [ "1M", "last_30_days" ], [ "1Y", "last_365_days" ], [ "All", "all" ] ]
+    form.select(:period, periods_for_select, { selected: selected }, class: classes, data: { "auto-submit-form-target": "auto" })
  end

-  def selectable_merchants
-    Current.family.merchants.alphabetically
+  def money_with_currency_field(form, money_method, options = {})
+    render partial: "shared/money_field", locals: {
+      form: form,
+      money_method: money_method,
+      default_currency: options[:default_currency] || "USD",
+      disable_currency: options[:disable_currency] || false,
+      hide_currency: options[:hide_currency] || false,
+      label: options[:label] || "Amount"
+    }
  end

-  def selectable_accounts
-    Current.family.accounts.alphabetically
+  def money_field(form, method, options = {})
+    value = form.object.send(method)
+
+    currency = value&.currency || Money::Currency.new(options[:default_currency] || "USD")
+
+    # See "Monetizable" concern
+    money_amount_method = method.to_s.chomp("_money").to_sym
+
+    money_options = {
+      value: value&.amount,
+      placeholder: 100,
+      min: -99999999999999,
+      max: 99999999999999,
+      step: currency.step
+    }
+
+    merged_options = options.merge(money_options)
+
+    form.number_field money_amount_method, merged_options
  end

-  def selectable_tags
-    Current.family.tags.alphabetically.pluck(:name, :id)
+  def currency_select_full(form, method, options = {}, html_options = {}, &block)
+    choices = currencies_for_select.map { |currency| [ "#{currency.name} (#{currency.iso_code})", currency.iso_code ] }
+    form.select method, choices, options, html_options, &block
+  end
+
+  def currency_select(form, method, options = {}, html_options = {}, &block)
+    choices = currencies_for_select.map(&:iso_code)
+    form.select method, choices, options, html_options, &block
  end

  private
+
+    def currencies_for_select
+      Money::Currency.all_instances
+                     .sort_by(&:priority)
+    end
+
    def radio_tab_contents(label:, icon:)
      tag.div(class: "flex px-4 py-1 rounded-lg items-center space-x-2 justify-center text-gray-400 group-has-[:checked]:bg-white group-has-[:checked]:text-gray-800 group-has-[:checked]:shadow-sm") do
        concat lucide_icon(icon, class: "w-5 h-5")
--- a/app/helpers/styled_form_builder.rb
+++ b/app/helpers/styled_form_builder.rb
@@ -0,0 +1,58 @@
+class StyledFormBuilder < ActionView::Helpers::FormBuilder
+  # Fields that visually inherit from "text field"
+  class_attribute :text_field_helpers, default: field_helpers - [ :label, :check_box, :radio_button, :fields_for, :fields, :hidden_field, :file_field ]
+
+  # Wraps "text" inputs with custom structure + base styles
+  text_field_helpers.each do |selector|
+    class_eval <<-RUBY_EVAL, __FILE__, __LINE__ + 1
+      def #{selector}(method, options = {})
+        input_html = label_html(method, options) + super(method, merged_options(options))
+        input_html = apply_form_field_wrapper(input_html) unless options[:inline]
+        input_html
+      end
+    RUBY_EVAL
+  end
+
+  def radio_button(method, tag_value, options = {})
+    super(method, tag_value, merged_options(options, "form-field__radio"))
+  end
+
+  def select(method, choices, options = {}, html_options = {})
+    input_html = label_html(method, options) + super(method, choices, options, merged_options(html_options))
+    input_html = apply_form_field_wrapper(input_html, class: "pr-0") unless options[:inline]
+    input_html
+  end
+
+  def collection_select(method, collection, value_method, text_method, options = {}, html_options = {})
+    input_html = label_html(method, options) + super(method, collection, value_method, text_method, options, merged_options(html_options))
+    input_html = apply_form_field_wrapper(input_html, class: "pr-0") unless options[:inline]
+    input_html
+  end
+
+  def submit(value = nil, options = {})
+    value, options = nil, value if value.is_a?(Hash)
+    super(value, merged_options(options, "form-field__submit"))
+  end
+
+  private
+
+    def apply_form_field_wrapper(input_html, **options)
+      @template.form_field_tag(**options) do
+        input_html
+      end
+    end
+
+    def merged_options(options, default_class = "form-field__input")
+      combined_classes = options.fetch(:class, "") + " #{default_class}"
+      style_options = { class: combined_classes }
+      non_custom_options = options.except(:class, :label, :inline)
+      style_options.merge(non_custom_options)
+    end
+
+    def label_html(method, options)
+      return label(method, class: "form-field__label") if options[:label] == true
+      return "".html_safe unless options[:label]
+
+      label(method, options[:label], class: "form-field__label")
+    end
+end
--- a/app/helpers/value_groups_helper.rb
+++ b/app/helpers/value_groups_helper.rb
@@ -1,17 +1,13 @@
 module ValueGroupsHelper
  def value_group_pie_data(value_group)
-    value_group.children
-      .map do |child|
-        {
-          label: to_accountable_title(Accountable.from_type(child.name)),
-          percent_of_total: child.percent_of_total.round(1).to_f,
-          value: child.sum.amount.to_f,
-          currency: child.sum.currency.iso_code,
-          bg_color: accountable_bg_class(child.name),
-          fill_color: accountable_fill_class(child.name)
-        }
-      end
-      .filter { |child| child[:value] > 0 }
-      .to_json
+    value_group.children.filter { |c| c.sum > 0 }.map do |child|
+      {
+        label: to_accountable_title(Accountable.from_type(child.name)),
+        percent_of_total: child.percent_of_total.round(1).to_f,
+        formatted_value: format_money(child.sum, precision: 0),
+        bg_color: accountable_bg_class(child.name),
+        fill_color: accountable_fill_class(child.name)
+      }
+    end.to_json
  end
 end
--- a/app/javascript/controllers/bulk_select_controller.js
+++ b/app/javascript/controllers/bulk_select_controller.js
@@ -59,6 +59,7 @@ export default class extends Controller {

  deselectAll() {
    this.selectedIdsValue = []
+    this.element.querySelectorAll('input[type="checkbox"]').forEach(el => el.checked = false)
  }

  selectedIdsValueChanged() {
--- a/app/javascript/controllers/csv_upload_controller.js
+++ b/app/javascript/controllers/csv_upload_controller.js
@@ -0,0 +1,94 @@
+import { Controller } from "@hotwired/stimulus"
+
+export default class extends Controller {
+  static targets = ["input", "preview", "submit", "filename", "filesize"]
+
+  connect() {
+    this.submitTarget.disabled = true
+  }
+
+  addFile(event) {
+    const file = event.target.files[0]
+    this._fileAdded(file)
+  }
+
+  dragover(event) {
+    event.preventDefault()
+    event.stopPropagation()
+    event.currentTarget.classList.add("bg-gray-100")
+  }
+
+  dragleave(event) {
+    event.preventDefault()
+    event.stopPropagation()
+    event.currentTarget.classList.remove("bg-gray-100")
+  }
+
+  drop(event) {
+    event.preventDefault()
+    event.stopPropagation()
+    event.currentTarget.classList.remove("bg-gray-100")
+
+    const file = event.dataTransfer.files[0]
+    if (file && this._isCSVFile(file)) {
+      this._setFileInput(file);
+      this._fileAdded(file)
+    } else {
+      this.previewTarget.classList.add("text-red-500")
+      this.previewTarget.textContent = "Only CSV files are allowed."
+    }
+  }
+
+  // Private
+
+  _fetchFileSize(size) {
+    let fileSize = '';
+    if (size < 1024 * 1024) {
+      fileSize = (size / 1024).toFixed(2) + ' KB'; // Convert bytes to KB
+    } else {
+      fileSize = (size / (1024 * 1024)).toFixed(2) + ' MB'; // Convert bytes to MB
+    }
+    return fileSize;
+  }
+
+  _fileAdded(file) {
+    const fileSizeLimit = 5 * 1024 * 1024 // 5MB
+
+    if (file) {
+      if (file.size > fileSizeLimit) {
+        this.previewTarget.classList.add("text-red-500")
+        this.previewTarget.textContent = "File size exceeds the limit of 5MB"
+        return
+      }
+
+      this.submitTarget.classList.remove([
+        "bg-alpha-black-25",
+        "text-gray",
+        "cursor-not-allowed",
+      ]);
+      this.submitTarget.classList.add(
+        "bg-gray-900",
+        "text-white",
+        "cursor-pointer",
+      );
+      this.submitTarget.disabled = false;
+      this.previewTarget.innerHTML = document.querySelector("#template-preview").innerHTML;
+      this.previewTarget.classList.remove("text-red-500")
+      this.previewTarget.classList.add("text-gray-900")
+      this.filenameTarget.textContent = file.name;
+      this.filesizeTarget.textContent = this._fetchFileSize(file.size);
+    }
+  }
+
+  _isCSVFile(file) {
+    const acceptedTypes = ["text/csv", "application/csv", ".csv"]
+    const extension = file.name.split('.').pop().toLowerCase()
+    return acceptedTypes.includes(file.type) || extension === "csv"
+  }
+
+  _setFileInput(file) {
+    const dataTransfer = new DataTransfer();
+    dataTransfer.items.add(file);
+    this.inputTarget.files = dataTransfer.files;
+  }
+}
--- a/app/javascript/controllers/money_field_controller.js
+++ b/app/javascript/controllers/money_field_controller.js
@@ -4,17 +4,23 @@ import { CurrenciesService } from "services/currencies_service";
 // Connects to data-controller="money-field"
 // when currency select change, update the input value with the correct placeholder and step
 export default class extends Controller {
-  static targets = ["amount", "currency"];
+  static targets = ["amount", "currency", "symbol"];

-  handleCurrencyChange() {
-    const selectedCurrency = event.target.value;
+  handleCurrencyChange(e) {
+    const selectedCurrency = e.target.value;
    this.updateAmount(selectedCurrency);
  }

  updateAmount(currency) {
-    (new CurrenciesService).get(currency).then((data) => {
-      this.amountTarget.placeholder = data.placeholder;
-      this.amountTarget.step = data.step;
+    (new CurrenciesService).get(currency).then((currency) => {
+      console.log(currency)
+      this.amountTarget.step = currency.step;
+
+      if (isFinite(this.amountTarget.value)) {
+        this.amountTarget.value = parseFloat(this.amountTarget.value).toFixed(currency.default_precision)
+      }
+
+      this.symbolTarget.innerText = currency.symbol;
    });
  }
 }
--- a/app/javascript/controllers/pie_chart_controller.js
+++ b/app/javascript/controllers/pie_chart_controller.js
@@ -5,6 +5,7 @@ import * as d3 from "d3";
 export default class extends Controller {
  static values = {
    data: Array,
+    total: String,
    label: String,
  };

@@ -38,7 +39,7 @@ export default class extends Controller {

  #draw() {
    this.#d3Container.attr("class", "relative");
-    this.#d3Content.html(this.#contentSummaryTemplate(this.dataValue));
+    this.#d3Content.html(this.#contentSummaryTemplate());

    const pie = d3
      .pie()
@@ -75,23 +76,17 @@ export default class extends Controller {
        this.#d3Svg
          .selectAll(".arc path")
          .attr("class", (d) => d.data.fill_color);
-        this.#d3ContentMemo.html(this.#contentSummaryTemplate(this.dataValue));
+        this.#d3ContentMemo.html(this.#contentSummaryTemplate());
      });
  }

-  #contentSummaryTemplate(data) {
-    const total = data.reduce((acc, cur) => acc + cur.value, 0);
-    const currency = data[0].currency;
-
-    return `${this.#currencyValue({
-      value: total,
-      currency,
-    })} <span class="text-xs">${this.labelValue}</span>`;
+  #contentSummaryTemplate() {
+    return `<span class="text-xl text-gray-900 font-medium">${this.totalValue}</span> <span class="text-xs">${this.labelValue}</span>`;
  }

  #contentDetailTemplate(datum) {
    return `
-      <span>${this.#currencyValue(datum)}</span>
+      <span class="text-xl text-gray-900 font-medium">${datum.formatted_value}</span>
      <div class="flex flex-row text-xs gap-2 items-center">
      <div class="w-[10px] h-[10px] rounded-full ${datum.bg_color}"></div>
        <span>${datum.label}</span>
@@ -100,21 +95,6 @@ export default class extends Controller {
    `;
  }

-  #currencyValue(datum) {
-    const formattedValue = Intl.NumberFormat(undefined, {
-      style: "currency",
-      currency: datum.currency,
-      currencyDisplay: "narrowSymbol",
-    }).format(datum.value);
-
-    const firstDigitIndex = formattedValue.search(/\d/);
-    const currencyPrefix = formattedValue.substring(0, firstDigitIndex);
-    const mainPart = formattedValue.substring(firstDigitIndex);
-    const [integerPart, fractionalPart] = mainPart.split(".");
-
-    return `<p class="text-gray-500 -space-x-0.5">${currencyPrefix}<span class="text-xl text-gray-900 font-medium">${integerPart}</span>.${fractionalPart}</p>`;
-  }
-
  get #radius() {
    return Math.min(this.#d3ViewboxWidth, this.#d3ViewboxHeight) / 2;
  }
--- a/app/javascript/controllers/select_controller.js
+++ b/app/javascript/controllers/select_controller.js
@@ -1,179 +0,0 @@
-import { Controller } from "@hotwired/stimulus";
-
-/**
- * A custom "select" element that follows accessibility patterns of a native select element.
- *
- * - If you need to display arbitrary content including non-clickable items, links, buttons, and forms, use the "popover" controller instead.
- */
-export default class extends Controller {
-  static classes = ["active"];
-  static targets = ["option", "button", "list", "input", "buttonText"];
-  static values = { selected: String };
-
-  initialize() {
-    this.show = false;
-
-    const selectedElement = this.optionTargets.find(
-      (option) => option.dataset.value === this.selectedValue
-    );
-    if (selectedElement) {
-      this.updateAriaAttributesAndClasses(selectedElement);
-      this.syncButtonTextWithInput();
-    }
-  }
-
-  connect() {
-    this.syncButtonTextWithInput();
-    if (this.hasButtonTarget) {
-      this.buttonTarget.addEventListener("click", this.toggleList);
-    }
-    this.element.addEventListener("keydown", this.handleKeydown);
-    document.addEventListener("click", this.handleOutsideClick);
-    this.element.addEventListener("turbo:load", this.handleTurboLoad);
-  }
-
-  disconnect() {
-    this.element.removeEventListener("keydown", this.handleKeydown);
-    document.removeEventListener("click", this.handleOutsideClick);
-    this.element.removeEventListener("turbo:load", this.handleTurboLoad);
-
-    if (this.hasButtonTarget) {
-      this.buttonTarget.removeEventListener("click", this.toggleList);
-    }
-  }
-
-  selectedValueChanged() {
-    this.syncButtonTextWithInput();
-  }
-
-  handleOutsideClick = (event) => {
-    if (this.show && !this.element.contains(event.target)) {
-      this.close();
-    }
-  };
-
-  handleTurboLoad = () => {
-    this.close();
-    this.syncButtonTextWithInput();
-  };
-
-  handleKeydown = (event) => {
-    switch (event.key) {
-      case " ":
-      case "Enter":
-        event.preventDefault(); // Prevent the default action to avoid scrolling
-        if (
-          this.hasButtonTarget &&
-          document.activeElement === this.buttonTarget
-        ) {
-          this.toggleList();
-        } else {
-          this.selectOption(event);
-        }
-        break;
-      case "ArrowDown":
-        event.preventDefault(); // Prevent the default action to avoid scrolling
-        this.focusNextOption();
-        break;
-      case "ArrowUp":
-        event.preventDefault(); // Prevent the default action to avoid scrolling
-        this.focusPreviousOption();
-        break;
-      case "Escape":
-        this.close();
-        if (this.hasButtonTarget) {
-          this.buttonTarget.focus(); // Bring focus back to the button
-        }
-        break;
-      case "Tab":
-        this.close();
-        break;
-    }
-  };
-
-  focusNextOption() {
-    this.focusOptionInDirection(1);
-  }
-
-  focusPreviousOption() {
-    this.focusOptionInDirection(-1);
-  }
-
-  focusOptionInDirection(direction) {
-    const currentFocusedIndex = this.optionTargets.findIndex(
-      (option) => option === document.activeElement
-    );
-    const optionsCount = this.optionTargets.length;
-    const nextIndex =
-      (currentFocusedIndex + direction + optionsCount) % optionsCount;
-    this.optionTargets[nextIndex].focus();
-  }
-
-  toggleList = () => {
-    if (!this.hasButtonTarget) return; // Ensure button target is present before toggling
-
-    this.show = !this.show;
-    this.listTarget.classList.toggle("hidden", !this.show);
-    this.buttonTarget.setAttribute("aria-expanded", this.show.toString());
-
-    if (this.show) {
-      // Focus the first option or the selected option when the list is shown
-      const selectedOption = this.optionTargets.find(
-        (option) => option.getAttribute("aria-selected") === "true"
-      );
-      (selectedOption || this.optionTargets[0]).focus();
-    }
-  };
-
-  close() {
-    if (this.hasButtonTarget) {
-      this.show = false;
-      this.listTarget.classList.add("hidden");
-      this.buttonTarget.setAttribute("aria-expanded", "false");
-    }
-  }
-
-  selectOption(event) {
-    const selectedOption =
-      event.type === "keydown" ? document.activeElement : event.currentTarget;
-    this.updateAriaAttributesAndClasses(selectedOption);
-    if (this.inputTarget.value !== selectedOption.getAttribute("data-value")) {
-      this.updateInputValueAndEmitEvent(selectedOption);
-    }
-    this.close(); // Close the list after selection
-  }
-
-  updateAriaAttributesAndClasses(selectedOption) {
-    this.optionTargets.forEach((option) => {
-      option.setAttribute("aria-selected", "false");
-      option.setAttribute("tabindex", "-1");
-      option.classList.remove(...this.activeClasses);
-    });
-    selectedOption.classList.add(...this.activeClasses);
-    selectedOption.setAttribute("aria-selected", "true");
-    selectedOption.focus();
-  }
-
-  updateInputValueAndEmitEvent(selectedOption) {
-    // Update the hidden input's value
-    const selectedValue = selectedOption.getAttribute("data-value");
-    this.inputTarget.value = selectedValue;
-    this.syncButtonTextWithInput();
-
-    // Emit an input event for auto-submit functionality
-    const inputEvent = new Event("input", {
-      bubbles: true,
-      cancelable: true,
-    });
-    this.inputTarget.dispatchEvent(inputEvent);
-  }
-
-  syncButtonTextWithInput() {
-    const matchingOption = this.optionTargets.find(
-      (option) => option.getAttribute("data-value") === this.inputTarget.value
-    );
-    if (matchingOption && this.hasButtonTextTarget) {
-      this.buttonTextTarget.textContent = matchingOption.textContent.trim();
-    }
-  }
-}
--- a/app/jobs/account_sync_job.rb
+++ b/app/jobs/account_sync_job.rb
@@ -1,7 +1,7 @@
 class AccountSyncJob < ApplicationJob
  queue_as :default

-  def perform(account, start_date = nil)
-    account.sync(start_date)
+  def perform(account, start_date: nil)
+    account.sync(start_date: start_date)
  end
 end
--- a/app/models/account.rb
+++ b/app/models/account.rb
@@ -2,9 +2,7 @@ class Account < ApplicationRecord
  include Syncable
  include Monetizable

-  broadcasts_refreshes
-
-  validates :family, presence: true
+  validates :name, :balance, :currency, presence: true

  belongs_to :family
  belongs_to :institution, optional: true
@@ -12,12 +10,14 @@ class Account < ApplicationRecord
  has_many :entries, dependent: :destroy, class_name: "Account::Entry"
  has_many :transactions, through: :entries, source: :entryable, source_type: "Account::Transaction"
  has_many :valuations, through: :entries, source: :entryable, source_type: "Account::Valuation"
+  has_many :trades, through: :entries, source: :entryable, source_type: "Account::Trade"
+  has_many :holdings, dependent: :destroy
  has_many :balances, dependent: :destroy
  has_many :imports, dependent: :destroy
+  has_many :syncs, dependent: :destroy

  monetize :balance

-  enum :status, { ok: "ok", syncing: "syncing", error: "error" }, validate: true
  enum :classification, { asset: "asset", liability: "liability" }, validate: { allow_nil: true }

  scope :active, -> { where(is_active: true) }
@@ -28,79 +28,81 @@ class Account < ApplicationRecord

  delegated_type :accountable, types: Accountable::TYPES, dependent: :destroy

-  def balance_on(date)
-    balances.where("date <= ?", date).order(date: :desc).first&.balance
+  delegate :value, :series, to: :accountable
+
+  class << self
+    def by_group(period: Period.all, currency: Money.default_currency.iso_code)
+      grouped_accounts = { assets: ValueGroup.new("Assets", currency), liabilities: ValueGroup.new("Liabilities", currency) }
+
+      Accountable.by_classification.each do |classification, types|
+        types.each do |type|
+          group = grouped_accounts[classification.to_sym].add_child_group(type, currency)
+          self.where(accountable_type: type).each do |account|
+            group.add_value_node(
+              account,
+              account.balance_money.exchange_to(currency, fallback_rate: 0),
+              account.series(period: period, currency: currency)
+            )
+          end
+        end
+      end
+
+      grouped_accounts
+    end
+
+    def create_with_optional_start_balance!(attributes:, start_date: nil, start_balance: nil)
+      account = self.new(attributes.except(:accountable_type))
+      account.accountable = Accountable.from_type(attributes[:accountable_type])&.new
+
+      # Always build the initial valuation
+      account.entries.build \
+        date: Date.current,
+        amount: attributes[:balance],
+        currency: account.currency,
+        entryable: Account::Valuation.new
+
+      # Conditionally build the optional start valuation
+      if start_date.present? && start_balance.present?
+        account.entries.build \
+          date: start_date,
+          amount: start_balance,
+          currency: account.currency,
+          entryable: Account::Valuation.new
+      end
+
+      account.save!
+      account
+    end
+  end
+
+  def alert
+    latest_sync = syncs.latest
+    [ latest_sync&.error, *latest_sync&.warnings ].compact.first
  end

  def favorable_direction
    classification == "asset" ? "up" : "down"
  end

-  # e.g. Wise, Revolut accounts that have transactions in multiple currencies
-  def multi_currency?
-    entries.select(:currency).distinct.count > 1
-  end
+  def update_balance!(balance)
+    valuation = entries.account_valuations.find_by(date: Date.current)

-  # e.g. Accounts denominated in currency other than family currency
-  def foreign_currency?
-    currency != family.currency
-  end
-
-  def series(period: Period.all, currency: self.currency)
-    balance_series = balances.in_period(period).where(currency: Money::Currency.new(currency).iso_code)
-
-    if balance_series.empty? && period.date_range.end == Date.current
-      converted_balance = balance_money.exchange_to(currency)
-      if converted_balance
-        TimeSeries.new([ { date: Date.current, value: converted_balance } ])
-      else
-        TimeSeries.new([])
-      end
+    if valuation
+      valuation.update! amount: balance
    else
-      TimeSeries.from_collection(balance_series, :balance_money)
-    end
-  end
-
-  def self.by_group(period: Period.all, currency: Money.default_currency)
-    grouped_accounts = { assets: ValueGroup.new("Assets", currency), liabilities: ValueGroup.new("Liabilities", currency) }
-
-    Accountable.by_classification.each do |classification, types|
-      types.each do |type|
-        group = grouped_accounts[classification.to_sym].add_child_group(type, currency)
-        self.where(accountable_type: type).each do |account|
-          value_node = group.add_value_node(
-            account,
-            account.balance_money.exchange_to(currency) || Money.new(0, currency),
-            account.series(period: period, currency: currency)
-          )
-        end
-      end
-    end
-
-    grouped_accounts
-  end
-
-  def self.create_with_optional_start_balance!(attributes:, start_date: nil, start_balance: nil)
-    account = self.new(attributes.except(:accountable_type))
-    account.accountable = Accountable.from_type(attributes[:accountable_type])&.new
-
-    # Always build the initial valuation
-    account.entries.build \
-      date: Date.current,
-      amount: attributes[:balance],
-      currency: account.currency,
-      entryable: Account::Valuation.new
-
-    # Conditionally build the optional start valuation
-    if start_date.present? && start_balance.present?
-      account.entries.build \
-        date: start_date,
-        amount: start_balance,
-        currency: account.currency,
+      entries.create! \
+        date: Date.current,
+        amount: balance,
+        currency: currency,
        entryable: Account::Valuation.new
    end
+  end

-    account.save!
-    account
+  def holding_qty(security, date: Date.current)
+    entries.account_trades
+           .joins("JOIN account_trades ON account_entries.entryable_id = account_trades.id")
+           .where(account_trades: { security_id: security.id })
+           .where("account_entries.date <= ?", date)
+           .sum("account_trades.qty")
  end
 end
--- a/app/models/account/balance.rb
+++ b/app/models/account/balance.rb
@@ -5,4 +5,5 @@ class Account::Balance < ApplicationRecord
    validates :account, :date, :balance, presence: true
    monetize :balance
    scope :in_period, ->(period) { period.date_range.nil? ? all : where(date: period.date_range) }
+    scope :chronological, -> { order(:date) }
 end
--- a/app/models/account/balance/calculator.rb
+++ b/app/models/account/balance/calculator.rb
@@ -1,115 +0,0 @@
-class Account::Balance::Calculator
-  attr_reader :errors, :warnings
-
-  def initialize(account, options = {})
-    @errors = []
-    @warnings = []
-    @account = account
-    @calc_start_date = calculate_sync_start(options[:calc_start_date])
-  end
-
-  def daily_balances
-    @daily_balances ||= calculate_daily_balances
-  end
-
-  private
-
-    attr_reader :calc_start_date, :account
-
-    def calculate_sync_start(provided_start_date = nil)
-      if account.balances.any?
-        [ provided_start_date, account.effective_start_date ].compact.max
-      else
-        account.effective_start_date
-      end
-    end
-
-    def calculate_daily_balances
-      prior_balance = nil
-
-      calculated_balances = (calc_start_date..Date.current).map do |date|
-        valuation_entry = find_valuation_entry(date)
-
-        if valuation_entry
-          current_balance = valuation_entry.amount
-        elsif prior_balance.nil?
-          current_balance = implied_start_balance
-        else
-          txn_entries = syncable_transaction_entries.select { |e| e.date == date }
-          txn_flows = transaction_flows(txn_entries)
-          current_balance = prior_balance - txn_flows
-        end
-
-        prior_balance = current_balance
-
-        { date:, balance: current_balance, currency: account.currency, updated_at: Time.current }
-      end
-
-      if account.foreign_currency?
-        calculated_balances.concat(convert_balances_to_family_currency(calculated_balances))
-      end
-
-      calculated_balances
-    end
-
-    def syncable_entries
-      @entries ||= account.entries.where("date >= ?", calc_start_date).to_a
-    end
-
-    def syncable_transaction_entries
-      @syncable_transaction_entries ||= syncable_entries.select { |e| e.account_transaction? }
-    end
-
-    def find_valuation_entry(date)
-      syncable_entries.find { |entry| entry.date == date && entry.account_valuation? }
-    end
-
-    def transaction_flows(transaction_entries)
-      converted_entries = transaction_entries.map { |entry| convert_entry_to_account_currency(entry) }.compact
-      flows = converted_entries.sum(&:amount)
-      flows *= -1 if account.liability?
-      flows
-    end
-
-    def convert_balances_to_family_currency(balances)
-      rates = ExchangeRate.get_rates(
-        account.currency,
-        account.family.currency,
-        calc_start_date..Date.current
-      ).to_a
-
-      # Abort conversion if some required rates are missing
-      if rates.length != balances.length
-        @errors << :sync_message_missing_rates
-        return []
-      end
-
-      balances.map.with_index do |balance, index|
-        converted_balance = balance[:balance] * rates[index].rate
-        { date: balance[:date], balance: converted_balance, currency: account.family.currency, updated_at: Time.current }
-      end
-    end
-
-    # Multi-currency accounts have transactions in many currencies
-    def convert_entry_to_account_currency(entry)
-      return entry if entry.currency == account.currency
-
-      converted_entry = entry.dup
-
-      rate = ExchangeRate.find_rate(from: entry.currency, to: account.currency, date: entry.date)
-
-      unless rate
-        @errors << :sync_message_missing_rates
-        return nil
-      end
-
-      converted_entry.currency = account.currency
-      converted_entry.amount = entry.amount * rate.rate
-      converted_entry
-    end
-
-    def implied_start_balance
-      transaction_entries = syncable_transaction_entries.select { |e| e.date > calc_start_date }
-      account.balance.to_d + transaction_flows(transaction_entries)
-    end
-end
--- a/app/models/account/balance/syncer.rb
+++ b/app/models/account/balance/syncer.rb
@@ -0,0 +1,127 @@
+class Account::Balance::Syncer
+  attr_reader :warnings
+
+  def initialize(account, start_date: nil)
+    @account = account
+    @warnings = []
+    @sync_start_date = calculate_sync_start_date(start_date)
+  end
+
+  def run
+    daily_balances = calculate_daily_balances
+    daily_balances += calculate_converted_balances(daily_balances) if account.currency != account.family.currency
+
+    Account::Balance.transaction do
+      upsert_balances!(daily_balances)
+      purge_stale_balances!
+
+      if daily_balances.any?
+        account.reload
+        account.update! balance: daily_balances.select { |db| db.currency == account.currency }.last&.balance
+      end
+    end
+  end
+
+  private
+
+    attr_reader :sync_start_date, :account
+
+    def upsert_balances!(balances)
+      current_time = Time.now
+      balances_to_upsert = balances.map do |balance|
+        balance.attributes.slice("date", "balance", "currency").merge("updated_at" => current_time)
+      end
+
+      account.balances.upsert_all(balances_to_upsert, unique_by: %i[account_id date currency])
+    end
+
+    def purge_stale_balances!
+      account.balances.delete_by("date < ?", account_start_date)
+    end
+
+    def calculate_balance_for_date(date, entries:, prior_balance:)
+      valuation = entries.find { |e| e.date == date && e.account_valuation? }
+
+      return valuation.amount if valuation
+      return derived_sync_start_balance(entries) unless prior_balance
+
+      entries = entries.select { |e| e.date == date }
+
+      prior_balance - net_entry_flows(entries)
+    end
+
+    def calculate_daily_balances
+      entries = account.entries.where("date >= ?", sync_start_date).to_a
+      prior_balance = find_prior_balance
+
+      (sync_start_date..Date.current).map do |date|
+        current_balance = calculate_balance_for_date(date, entries:, prior_balance:)
+
+        prior_balance = current_balance
+
+        build_balance(date, current_balance)
+      end
+    end
+
+    def calculate_converted_balances(balances)
+      from_currency = account.currency
+      to_currency = account.family.currency
+
+      exchange_rates = ExchangeRate.find_rates from: from_currency,
+                                               to: to_currency,
+                                               start_date: sync_start_date
+
+      balances.map do |balance|
+        exchange_rate = exchange_rates.find { |er| er.date == balance.date }
+
+        raise Money::ConversionError.new("missing exchange rate from #{from_currency} to #{to_currency} on date #{balance.date}") unless exchange_rate
+
+        build_balance(balance.date, exchange_rate.rate * balance.balance, to_currency)
+      end
+    rescue Money::ConversionError
+      @warnings << "missing exchange rates from #{from_currency} to #{to_currency}"
+      []
+    end
+
+    def build_balance(date, balance, currency = nil)
+      account.balances.build \
+        date: date,
+        balance: balance,
+        currency: currency || account.currency
+    end
+
+    def derived_sync_start_balance(entries)
+      transactions_and_trades = entries.reject { |e| e.account_valuation? }.select { |e| e.date > sync_start_date }
+
+      account.balance + net_entry_flows(transactions_and_trades)
+    end
+
+    def find_prior_balance
+      account.balances.where("date < ?", sync_start_date).order(date: :desc).first&.balance
+    end
+
+    def net_entry_flows(entries, target_currency = account.currency)
+      converted_entry_amounts = entries.map { |t| t.amount_money.exchange_to(target_currency, date: t.date) }
+
+      flows = converted_entry_amounts.sum(&:amount)
+
+      account.liability? ? flows * -1 : flows
+    end
+
+    def account_start_date
+      @account_start_date ||= begin
+                                oldest_entry_date = account.entries.chronological.first.try(:date)
+
+                                return Date.current unless oldest_entry_date
+
+                                oldest_entry_is_valuation = account.entries.account_valuations.where(date: oldest_entry_date).exists?
+
+                                oldest_entry_date -= 1 unless oldest_entry_is_valuation
+                                oldest_entry_date
+                              end
+    end
+
+    def calculate_sync_start_date(provided_start_date)
+      [ provided_start_date, account_start_date ].compact.max
+    end
+end
--- a/app/models/account/entry.rb
+++ b/app/models/account/entry.rb
@@ -11,6 +11,8 @@ class Account::Entry < ApplicationRecord

  validates :date, :amount, :currency, presence: true
  validates :date, uniqueness: { scope: [ :account_id, :entryable_type ] }, if: -> { account_valuation? }
+  validates :date, comparison: { greater_than: -> { min_supported_date } }
+  validate :trade_valid?, if: -> { account_trade? }

  scope :chronological, -> { order(:date, :created_at) }
  scope :reverse_chronological, -> { order(date: :desc, created_at: :desc) }
@@ -22,7 +24,7 @@ class Account::Entry < ApplicationRecord
      "account_entries.*",
      "account_entries.amount * COALESCE(er.rate, 1) AS converted_amount"
    )
-      .joins(sanitize_sql_array([ "LEFT JOIN exchange_rates er ON account_entries.date = er.date AND account_entries.currency = er.base_currency AND er.converted_currency = ?", currency ]))
+      .joins(sanitize_sql_array([ "LEFT JOIN exchange_rates er ON account_entries.date = er.date AND account_entries.currency = er.from_currency AND er.to_currency = ?", currency ]))
      .where("er.rate IS NOT NULL OR account_entries.currency = ?", currency)
  }

@@ -33,7 +35,7 @@ class Account::Entry < ApplicationRecord
      sync_start_date = [ date_previously_was, date ].compact.min
    end

-    account.sync_later(sync_start_date)
+    account.sync_later(start_date: sync_start_date)
  end

  def inflow?
@@ -63,6 +65,11 @@ class Account::Entry < ApplicationRecord
  end

  class << self
+    # arbitrary cutoff date to avoid expensive sync operations
+    def min_supported_date
+      10.years.ago.to_date
+    end
+
    def daily_totals(entries, currency, period: Period.last_30_days)
      # Sum spending and income for each day in the period with the given currency
      select(
@@ -122,24 +129,22 @@ class Account::Entry < ApplicationRecord
    end

    def income_total(currency = "USD")
-      account_transactions.includes(:entryable)
-                          .where("account_entries.amount <= 0")
-                          .where("account_entries.currency = ?", currency)
-        .reject { |e| e.marked_as_transfer? }
-                          .sum(&:amount_money)
+      without_transfers.account_transactions.includes(:entryable)
+        .where("account_entries.amount <= 0")
+                       .map { |e| e.amount_money.exchange_to(currency, date: e.date, fallback_rate: 0) }
+                       .sum
    end

    def expense_total(currency = "USD")
-      account_transactions.includes(:entryable)
-                          .where("account_entries.amount > 0")
-                          .where("account_entries.currency = ?", currency)
-        .reject { |e| e.marked_as_transfer? }
-                          .sum(&:amount_money)
+      without_transfers.account_transactions.includes(:entryable)
+                       .where("account_entries.amount > 0")
+                       .map { |e| e.amount_money.exchange_to(currency, date: e.date, fallback_rate: 0) }
+                       .sum
    end

    def search(params)
      query = all
-      query = query.where("account_entries.name ILIKE ?", "%#{params[:search]}%") if params[:search].present?
+      query = query.where("account_entries.name ILIKE ?", "%#{sanitize_sql_like(params[:search])}%") if params[:search].present?
      query = query.where("account_entries.date >= ?", params[:start_date]) if params[:start_date].present?
      query = query.where("account_entries.date <= ?", params[:end_date]) if params[:end_date].present?

@@ -193,4 +198,14 @@ class Account::Entry < ApplicationRecord
        previous: previous_entry&.amount_money,
        favorable_direction: account.favorable_direction
    end
+
+    def trade_valid?
+      if account_trade.sell?
+        current_qty = account.holding_qty(account_trade.security)
+
+        if current_qty < account_trade.qty.abs
+          errors.add(:base, "cannot sell #{account_trade.qty.abs} shares of #{account_trade.security.ticker} because you only own #{current_qty} shares")
+        end
+      end
+    end
 end
--- a/app/models/account/entryable.rb
+++ b/app/models/account/entryable.rb
@@ -1,7 +1,7 @@
 module Account::Entryable
  extend ActiveSupport::Concern

-  TYPES = %w[ Account::Valuation Account::Transaction ]
+  TYPES = %w[ Account::Valuation Account::Transaction Account::Trade ]

  def self.from_type(entryable_type)
    entryable_type.presence_in(TYPES).constantize
--- a/app/models/account/holding.rb
+++ b/app/models/account/holding.rb
@@ -0,0 +1,48 @@
+class Account::Holding < ApplicationRecord
+  include Monetizable
+
+  monetize :amount
+
+  belongs_to :account
+  belongs_to :security
+
+  validates :qty, :currency, presence: true
+
+  scope :chronological, -> { order(:date) }
+  scope :current, -> { where(date: Date.current).order(amount: :desc) }
+  scope :in_period, ->(period) { period.date_range.nil? ? all : where(date: period.date_range) }
+  scope :known_value, -> { where.not(amount: nil) }
+  scope :for, ->(security) { where(security_id: security).order(:date) }
+
+  delegate :name, to: :security
+  delegate :ticker, to: :security
+
+  def weight
+    return nil unless amount
+
+    portfolio_value = account.holdings.current.known_value.sum(&:amount)
+    portfolio_value.zero? ? 1 : amount / portfolio_value * 100
+  end
+
+  # Basic approximation of cost-basis
+  def avg_cost
+    avg_cost = account.holdings.for(security).where("date <= ?", date).average(:price)
+    Money.new(avg_cost, currency)
+  end
+
+  def trend
+    @trend ||= calculate_trend
+  end
+
+  private
+
+    def calculate_trend
+      return nil unless amount_money
+
+      start_amount = qty * avg_cost
+
+      TimeSeries::Trend.new \
+        current: amount_money,
+        previous: start_amount
+    end
+end
--- a/app/models/account/holding/syncer.rb
+++ b/app/models/account/holding/syncer.rb
@@ -0,0 +1,128 @@
+class Account::Holding::Syncer
+  attr_reader :warnings
+
+  def initialize(account, start_date: nil)
+    @account = account
+    @warnings = []
+    @sync_date_range = calculate_sync_start_date(start_date)..Date.current
+    @portfolio = {}
+
+    load_prior_portfolio if start_date
+  end
+
+  def run
+    holdings = []
+
+    sync_date_range.each do |date|
+      holdings += build_holdings_for_date(date)
+    end
+
+    upsert_holdings holdings
+  end
+
+  private
+
+    attr_reader :account, :sync_date_range
+
+    def sync_entries
+      @sync_entries ||= account.entries
+                               .account_trades
+                               .includes(entryable: :security)
+                               .where("date >= ?", sync_date_range.begin)
+                               .order(:date)
+    end
+
+    def get_cached_price(ticker, date)
+      return nil unless security_prices.key?(ticker)
+
+      price = security_prices[ticker].find { |p| p.date == date }
+      price ? price[:price] : nil
+    end
+
+    def security_prices
+      @security_prices ||= begin
+                             prices = {}
+                             ticker_start_dates = {}
+
+                             sync_entries.each do |entry|
+                               unless ticker_start_dates[entry.account_trade.security.ticker]
+                                 ticker_start_dates[entry.account_trade.security.ticker] = entry.date
+                               end
+                             end
+
+                             ticker_start_dates.each do |ticker, date|
+                               prices[ticker] = Security::Price.find_prices(ticker: ticker, start_date: date, end_date: Date.current)
+                             end
+
+                             prices
+                           end
+    end
+
+    def build_holdings_for_date(date)
+      trades = sync_entries.select { |trade| trade.date == date }
+
+      @portfolio = generate_next_portfolio(@portfolio, trades)
+
+      @portfolio.map do |ticker, holding|
+        trade = trades.find { |trade| trade.account_trade.security_id == holding[:security_id] }
+        trade_price = trade&.account_trade&.price
+
+        price = get_cached_price(ticker, date) || trade_price
+
+        account.holdings.build \
+          date: date,
+          security_id: holding[:security_id],
+          qty: holding[:qty],
+          price: price,
+          amount: price ? (price * holding[:qty]) : nil,
+          currency: holding[:currency]
+      end
+    end
+
+    def generate_next_portfolio(prior_portfolio, trade_entries)
+      trade_entries.each_with_object(prior_portfolio) do |entry, new_portfolio|
+        trade = entry.account_trade
+
+        price = trade.price
+        prior_qty = prior_portfolio.dig(trade.security.ticker, :qty) || 0
+        new_qty = prior_qty + trade.qty
+
+        new_portfolio[trade.security.ticker] = {
+          qty: new_qty,
+          price: price,
+          amount: new_qty * price,
+          currency: entry.currency,
+          security_id: trade.security_id
+        }
+      end
+    end
+
+    def upsert_holdings(holdings)
+      current_time = Time.now
+      holdings_to_upsert = holdings.map do |holding|
+        holding.attributes
+               .slice("date", "currency", "qty", "price", "amount", "security_id")
+               .merge("updated_at" => current_time)
+      end
+
+      account.holdings.upsert_all(holdings_to_upsert, unique_by: %i[account_id security_id date currency])
+    end
+
+    def load_prior_portfolio
+      prior_day_holdings = account.holdings.where(date: sync_date_range.begin - 1.day)
+
+      prior_day_holdings.each do |holding|
+        @portfolio[holding.security.ticker] = {
+          qty: holding.qty,
+          price: holding.price,
+          amount: holding.amount,
+          currency: holding.currency,
+          security_id: holding.security_id
+        }
+      end
+    end
+
+    def calculate_sync_start_date(start_date)
+      start_date || account.entries.account_trades.order(:date).first.try(:date) || Date.current
+    end
+end
--- a/app/models/account/sync.rb
+++ b/app/models/account/sync.rb
@@ -0,0 +1,83 @@
+class Account::Sync < ApplicationRecord
+  belongs_to :account
+
+  enum :status, { pending: "pending", syncing: "syncing", completed: "completed", failed: "failed" }
+
+  class << self
+    def for(account, start_date: nil)
+      create! account: account, start_date: start_date
+    end
+
+    def latest
+      order(created_at: :desc).first
+    end
+  end
+
+  def run
+    start!
+
+    sync_balances
+    sync_holdings
+
+    complete!
+  rescue StandardError => error
+    fail! error
+  end
+
+  private
+
+    def sync_balances
+      syncer = Account::Balance::Syncer.new(account, start_date: start_date)
+
+      syncer.run
+
+      append_warnings(syncer.warnings)
+    end
+
+    def sync_holdings
+      syncer = Account::Holding::Syncer.new(account, start_date: start_date)
+
+      syncer.run
+
+      append_warnings(syncer.warnings)
+    end
+
+    def append_warnings(new_warnings)
+      update! warnings: warnings + new_warnings
+    end
+
+    def start!
+      update! status: "syncing", last_ran_at: Time.now
+      broadcast_start
+    end
+
+    def complete!
+      update! status: "completed"
+      broadcast_result type: "notice", message: "Sync complete"
+    end
+
+    def fail!(error)
+      update! status: "failed", error: error.message
+      broadcast_result type: "alert", message: error.message
+    end
+
+    def broadcast_start
+      broadcast_append_to(
+        [ account.family, :notifications ],
+        target: "notification-tray",
+        partial: "shared/notification",
+        locals: { id: id, type: "processing", message: "Syncing account balances" }
+      )
+    end
+
+    def broadcast_result(type:, message:)
+      broadcast_remove_to account.family, :notifications, target: id # Remove persistent syncing notification
+      broadcast_append_to(
+        [ account.family, :notifications ],
+        target: "notification-tray",
+        partial: "shared/notification",
+        locals: { type: type, message: message }
+      )
+      account.family.broadcast_refresh
+    end
+end
--- a/app/models/account/syncable.rb
+++ b/app/models/account/syncable.rb
@@ -1,89 +1,29 @@
 module Account::Syncable
  extend ActiveSupport::Concern

-  def sync_later(start_date = nil)
-    AccountSyncJob.perform_later(self, start_date)
+  class_methods do
+    def sync(start_date: nil)
+      all.each { |a| a.sync_later(start_date: start_date) }
+    end
  end

-  def sync(start_date = nil)
-    update!(status: "syncing")
-
-    if multi_currency? || foreign_currency?
-      sync_exchange_rates
-    end
-
-    calculator = Account::Balance::Calculator.new(self, { calc_start_date: start_date })
-
-    self.balances.upsert_all(calculator.daily_balances, unique_by: :index_account_balances_on_account_id_date_currency_unique)
-    self.balances.where("date < ?", effective_start_date).delete_all
-    new_balance = calculator.daily_balances.select { |b| b[:currency] == self.currency }.last[:balance]
-
-    update! \
-      status: "ok",
-      last_sync_date: Date.current,
-      balance: new_balance,
-      sync_errors: calculator.errors,
-      sync_warnings: calculator.warnings
-  rescue => e
-    update!(status: "error", sync_errors: [ :sync_message_unknown_error ])
-    logger.error("Failed to sync account #{id}: #{e.message}")
+  def syncing?
+    syncs.syncing.any?
  end

-  def can_sync?
-    # Skip account sync if account is not active or the sync process is already running
-    return false unless is_active
-    return false if syncing?
-    # If last_sync_date is blank (i.e. the account has never been synced before) allow syncing
-    return true if last_sync_date.blank?
-
-    # If last_sync_date is not today, allow syncing
-    last_sync_date != Date.today
+  def latest_sync_date
+    syncs.where.not(last_ran_at: nil).pluck(:last_ran_at).max&.to_date
  end

-  # The earliest date we can calculate a balance for
-  def effective_start_date
-    @effective_start_date ||= entries.order(:date).first.try(:date) || Date.current
+  def needs_sync?
+    latest_sync_date.nil? || latest_sync_date < Date.current
  end

-  # Finds all the rate pairs that are required to calculate balances for an account and syncs them
-  def sync_exchange_rates
-    rate_candidates = []
+  def sync_later(start_date: nil)
+    AccountSyncJob.perform_later(self, start_date: start_date)
+  end

-    if multi_currency?
-      transactions_in_foreign_currency = self.entries.where.not(currency: self.currency).pluck(:currency, :date).uniq
-      transactions_in_foreign_currency.each do |currency, date|
-        rate_candidates << { date: date, from_currency: currency, to_currency: self.currency }
-      end
-    end
-
-    if foreign_currency?
-      (effective_start_date..Date.current).each do |date|
-        rate_candidates << { date: date, from_currency: self.currency, to_currency: self.family.currency }
-      end
-    end
-
-    return if rate_candidates.blank?
-
-    existing_rates = ExchangeRate.where(
-      base_currency: rate_candidates.map { |rc| rc[:from_currency] },
-      converted_currency: rate_candidates.map { |rc| rc[:to_currency] },
-      date: rate_candidates.map { |rc| rc[:date] }
-    ).pluck(:base_currency, :converted_currency, :date)
-
-    # Convert to a set for faster lookup
-    existing_rates_set = existing_rates.map { |er| [ er[0], er[1], er[2].to_s ] }.to_set
-
-    rate_candidates.each do |rate_candidate|
-      rc_from = rate_candidate[:from_currency]
-      rc_to = rate_candidate[:to_currency]
-      rc_date = rate_candidate[:date]
-
-      next if existing_rates_set.include?([ rc_from, rc_to, rc_date.to_s ])
-
-      logger.info "Fetching exchange rate from provider for account #{self.name}: #{self.id} (#{rc_from} to #{rc_to} on #{rc_date})"
-      ExchangeRate.find_rate_or_fetch from: rc_from, to: rc_to, date: rc_date
-    end
-
-    nil
+  def sync(start_date: nil)
+    Account::Sync.for(self, start_date: start_date).run
  end
 end
--- a/app/models/account/trade.rb
+++ b/app/models/account/trade.rb
@@ -0,0 +1,26 @@
+class Account::Trade < ApplicationRecord
+  include Account::Entryable
+
+  belongs_to :security
+
+  validates :qty, presence: true, numericality: { other_than: 0 }
+  validates :price, presence: true
+
+  class << self
+    def search(_params)
+      all
+    end
+
+    def requires_search?(_params)
+      false
+    end
+  end
+
+  def sell?
+    qty < 0
+  end
+
+  def buy?
+    qty > 0
+  end
+end
--- a/app/models/account/transfer.rb
+++ b/app/models/account/transfer.rb
@@ -9,19 +9,18 @@ class Account::Transfer < ApplicationRecord
  end

  def amount_money
-    entries.first&.amount_money&.abs
+    entries.first&.amount_money&.abs || Money.new(0)
  end

  def from_name
-    outflow_transaction&.account&.name
+    outflow_transaction&.account&.name || I18n.t("account.transfer.from_fallback_name")
  end

  def to_name
-    inflow_transaction&.account&.name
+    inflow_transaction&.account&.name || I18n.t("account.transfer.to_fallback_name")
  end

  def name
-    return nil unless from_name && to_name
    I18n.t("account.transfer.name", from_account: from_name, to_account: to_name)
  end

--- a/app/models/concerns/accountable.rb
+++ b/app/models/concerns/accountable.rb
@@ -17,4 +17,20 @@ module Accountable
  included do
    has_one :account, as: :accountable, touch: true
  end
+
+  def value
+    account.balance_money
+  end
+
+  def series(period: Period.all, currency: account.currency)
+    balance_series = account.balances.in_period(period).where(currency: currency)
+
+    if balance_series.empty? && period.date_range.end == Date.current
+      TimeSeries.new([ { date: Date.current, value: account.balance_money.exchange_to(currency) } ])
+    else
+      TimeSeries.from_collection(balance_series, :balance_money)
+    end
+  rescue Money::ConversionError
+    TimeSeries.new([])
+  end
 end
--- a/app/models/concerns/providable.rb
+++ b/app/models/concerns/providable.rb
@@ -6,12 +6,25 @@ module Providable
  extend ActiveSupport::Concern

  class_methods do
+    def security_prices_provider
+      synth_provider
+    end
+
    def exchange_rates_provider
-      Provider::Synth.new
+      synth_provider
    end

    def git_repository_provider
      Provider::Github.new
    end
+
+    private
+
+      def synth_provider
+        @synth_provider ||= begin
+                              api_key = ENV["SYNTH_API_KEY"]
+                              api_key.present? ? Provider::Synth.new(api_key) : nil
+                            end
+      end
  end
 end
--- a/app/models/current.rb
+++ b/app/models/current.rb
@@ -1,5 +1,5 @@
 class Current < ActiveSupport::CurrentAttributes
  attribute :user

-  delegate :family, to: :user
+  delegate :family, to: :user, allow_nil: true
 end
--- a/app/models/demo/generator.rb
+++ b/app/models/demo/generator.rb
@@ -0,0 +1,351 @@
+class Demo::Generator
+  COLORS = %w[#e99537 #4da568 #6471eb #db5a54 #df4e92 #c44fe9 #eb5429 #61c9ea #805dee #6ad28a]
+
+  def initialize
+    @family = reset_family!
+  end
+
+  def reset_and_clear_data!
+    clear_data!
+    create_user!
+
+    puts "user reset"
+  end
+
+  def reset_data!
+    Family.transaction do
+      clear_data!
+      create_user!
+
+      puts "user reset"
+
+      create_tags!
+      create_categories!
+      create_merchants!
+
+      puts "tags, categories, merchants created"
+
+      create_credit_card_account!
+      create_checking_account!
+      create_savings_account!
+
+      create_investment_account!
+      create_house_and_mortgage!
+      create_car_and_loan!
+
+      puts "accounts created"
+      puts "Demo data loaded successfully!"
+    end
+  end
+
+  private
+
+    attr_reader :family
+
+    def reset_family!
+      family_id = "d99e3c6e-d513-4452-8f24-dc263f8528c0" # deterministic demo id
+
+      family = Family.find_by(id: family_id)
+      family.destroy! if family
+
+      Family.create!(id: family_id, name: "Demo Family").tap(&:reload)
+    end
+
+    def clear_data!
+      User.find_by_email("user@maybe.local")&.destroy
+      ExchangeRate.destroy_all
+      Security.destroy_all
+      Security::Price.destroy_all
+    end
+
+    def create_user!
+      family.users.create! \
+        email: "user@maybe.local",
+        first_name: "Demo",
+        last_name: "User",
+        password: "password"
+    end
+
+    def create_tags!
+      [ "Trips", "Emergency Fund", "Demo Tag" ].each do |tag|
+        family.tags.create!(name: tag)
+      end
+    end
+
+    def create_categories!
+      categories = [ "Income", "Food & Drink", "Entertainment", "Travel",
+                    "Personal Care", "General Services", "Auto & Transport",
+                    "Rent & Utilities", "Home Improvement", "Shopping" ]
+
+      categories.each do |category|
+        family.categories.create!(name: category, color: COLORS.sample)
+      end
+    end
+
+    def create_merchants!
+      merchants = [ "Amazon", "Starbucks", "McDonald's", "Target", "Costco",
+                   "Home Depot", "Shell", "Whole Foods", "Walgreens", "Nike",
+                   "Uber", "Netflix", "Spotify", "Delta Airlines", "Airbnb", "Sephora" ]
+
+      merchants.each do |merchant|
+        family.merchants.create!(name: merchant, color: COLORS.sample)
+      end
+    end
+
+    def create_credit_card_account!
+      cc = family.accounts.create! \
+        accountable: CreditCard.new,
+        name: "Chase Credit Card",
+        balance: 2300,
+        currency: "USD",
+        institution: family.institutions.find_or_create_by(name: "Chase")
+
+      50.times do
+        merchant = random_family_record(Merchant)
+        create_transaction! \
+          account: cc,
+          name: merchant.name,
+          amount: Faker::Number.positive(to: 200),
+          tags: [ tag_for_merchant(merchant) ],
+          category: category_for_merchant(merchant),
+          merchant: merchant
+      end
+
+      5.times do
+        create_transaction! \
+          account: cc,
+          amount: Faker::Number.negative(from: -1000),
+          name: "CC Payment"
+      end
+    end
+
+    def create_checking_account!
+      checking = family.accounts.create! \
+        accountable: Depository.new,
+        name: "Chase Checking",
+        balance: 15000,
+        currency: "USD",
+        institution: family.institutions.find_or_create_by(name: "Chase")
+
+      10.times do
+        create_transaction! \
+          account: checking,
+          name: "Expense",
+          amount: Faker::Number.positive(from: 100, to: 1000)
+      end
+
+      10.times do
+        create_transaction! \
+          account: checking,
+          amount: Faker::Number.negative(from: -2000),
+          name: "Income",
+          category: income_category
+      end
+    end
+
+    def create_savings_account!
+      savings = family.accounts.create! \
+        accountable: Depository.new,
+        name: "Demo Savings",
+        balance: 40000,
+        currency: "USD",
+        subtype: "savings",
+        institution: family.institutions.find_or_create_by(name: "Chase")
+
+      income_category = categories.find { |c| c.name == "Income" }
+      income_tag = tags.find { |t| t.name == "Emergency Fund" }
+
+      20.times do
+        create_transaction! \
+          account: savings,
+          amount: Faker::Number.negative(from: -2000),
+          tags: [ income_tag ],
+          category: income_category,
+          name: "Income"
+      end
+    end
+
+    def load_securities!
+      # Create an unknown security to simulate edge cases
+      Security.create! ticker: "UNKNOWN", name: "Unknown Demo Stock"
+
+      securities = [
+        { ticker: "AAPL", name: "Apple Inc.", reference_price: 210 },
+        { ticker: "TM", name: "Toyota Motor Corporation", reference_price: 202 },
+        { ticker: "MSFT", name: "Microsoft Corporation", reference_price: 455 }
+      ]
+
+      securities.each do |security_attributes|
+        security = Security.create! security_attributes.except(:reference_price)
+
+        # Load prices for last 2 years
+        (730.days.ago.to_date..Date.current).each do |date|
+          reference = security_attributes[:reference_price]
+          low_price = reference - 20
+          high_price = reference + 20
+          Security::Price.create! \
+            ticker: security.ticker,
+            date: date,
+            price: Faker::Number.positive(from: low_price, to: high_price)
+        end
+      end
+    end
+
+    def create_investment_account!
+      load_securities!
+
+      account = family.accounts.create! \
+        accountable: Investment.new,
+        name: "Robinhood",
+        balance: 100000,
+        currency: "USD",
+        institution: family.institutions.find_or_create_by(name: "Robinhood")
+
+      aapl = Security.find_by(ticker: "AAPL")
+      tm = Security.find_by(ticker: "TM")
+      msft = Security.find_by(ticker: "MSFT")
+      unknown = Security.find_by(ticker: "UNKNOWN")
+
+      # Buy 20 shares of the unknown stock to simulate a stock where we can't fetch security prices
+      account.entries.create! date: 10.days.ago.to_date, amount: 100, currency: "USD", name: "Buy unknown stock", entryable: Account::Trade.new(qty: 20, price: 5, security: unknown)
+
+      trades = [
+        { security: aapl, qty: 20 }, { security: msft, qty: 10 }, { security: aapl, qty: -5 },
+        { security: msft, qty: -5 }, { security: tm, qty: 10 }, { security: msft, qty: 5 },
+        { security: tm, qty: 10 }, { security: aapl, qty: -5 }, { security: msft, qty: -5 },
+        { security: tm, qty: 10 }, { security: msft, qty: 5 }, { security: aapl, qty: -10 }
+      ]
+
+      trades.each do |trade|
+        date = Faker::Number.positive(to: 730).days.ago.to_date
+        security = trade[:security]
+        qty = trade[:qty]
+        price = Security::Price.find_by(ticker: security.ticker, date: date)&.price || 1
+        name_prefix = qty < 0 ? "Sell " : "Buy "
+
+        account.entries.create! \
+          date: date,
+          amount: qty * price,
+          currency: "USD",
+          name: name_prefix + "#{qty} shares of #{security.ticker}",
+          entryable: Account::Trade.new(qty: qty, price: price, security: security)
+      end
+    end
+
+    def create_house_and_mortgage!
+      house = family.accounts.create! \
+        accountable: Property.new,
+        name: "123 Maybe Way",
+        balance: 560000,
+        currency: "USD"
+
+      create_valuation!(house, 3.years.ago.to_date, 520000)
+      create_valuation!(house, 2.years.ago.to_date, 540000)
+      create_valuation!(house, 1.years.ago.to_date, 550000)
+
+      family.accounts.create! \
+        accountable: Loan.new,
+        name: "Mortgage",
+        balance: 495000,
+        currency: "USD"
+    end
+
+    def create_car_and_loan!
+      family.accounts.create! \
+        accountable: Vehicle.new,
+        name: "Honda Accord",
+        balance: 18000,
+        currency: "USD"
+
+      family.accounts.create! \
+        accountable: Loan.new,
+        name: "Car Loan",
+        balance: 8000,
+        currency: "USD"
+    end
+
+    def create_transaction!(attributes = {})
+      entry_attributes = attributes.except(:category, :tags, :merchant)
+      transaction_attributes = attributes.slice(:category, :tags, :merchant)
+
+      entry_defaults = {
+        date: Faker::Number.between(from: 0, to: 90).days.ago.to_date,
+        currency: "USD",
+        entryable: Account::Transaction.new(transaction_attributes)
+      }
+
+      Account::Entry.create! entry_defaults.merge(entry_attributes)
+    end
+
+    def create_valuation!(account, date, amount)
+      Account::Entry.create! \
+        account: account,
+        date: date,
+        amount: amount,
+        currency: "USD",
+        entryable: Account::Valuation.new
+    end
+
+    def random_family_record(model)
+      family_records = model.where(family_id: family.id)
+      model.offset(rand(family_records.count)).first
+    end
+
+    def category_for_merchant(merchant)
+      mapping = {
+        "Amazon" => "Shopping",
+        "Starbucks" => "Food & Drink",
+        "McDonald's" => "Food & Drink",
+        "Target" => "Shopping",
+        "Costco" => "Food & Drink",
+        "Home Depot" => "Home Improvement",
+        "Shell" => "Auto & Transport",
+        "Whole Foods" => "Food & Drink",
+        "Walgreens" => "Personal Care",
+        "Nike" => "Shopping",
+        "Uber" => "Auto & Transport",
+        "Netflix" => "Entertainment",
+        "Spotify" => "Entertainment",
+        "Delta Airlines" => "Travel",
+        "Airbnb" => "Travel",
+        "Sephora" => "Personal Care"
+      }
+
+      categories.find { |c| c.name == mapping[merchant.name] }
+    end
+
+    def tag_for_merchant(merchant)
+      mapping = {
+        "Delta Airlines" => "Trips",
+        "Airbnb" => "Trips"
+      }
+
+      tag_from_merchant = tags.find { |t| t.name == mapping[merchant.name] }
+
+      tag_from_merchant || tags.find { |t| t.name == "Demo Tag" }
+    end
+
+    def securities
+      @securities ||= Security.all.to_a
+    end
+
+    def merchants
+      @merchants ||= family.merchants
+    end
+
+    def categories
+      @categories ||= family.categories
+    end
+
+    def tags
+      @tags ||= family.tags
+    end
+
+    def income_tag
+      @income_tag ||= tags.find { |t| t.name == "Emergency Fund" }
+    end
+
+    def income_category
+      @income_category ||= categories.find { |c| c.name == "Income" }
+    end
+end
--- a/app/models/exchange_rate.rb
+++ b/app/models/exchange_rate.rb
@@ -1,29 +1,29 @@
 class ExchangeRate < ApplicationRecord
  include Provided

-  validates :base_currency, :converted_currency, presence: true
+  validates :from_currency, :to_currency, :date, :rate, presence: true

  class << self
-    def find_rate(from:, to:, date:)
-      find_by \
-        base_currency: Money::Currency.new(from).iso_code,
-        converted_currency: Money::Currency.new(to).iso_code,
+    def find_rate(from:, to:, date:, cache: true)
+      result = find_by \
+        from_currency: from,
+        to_currency: to,
        date: date
+
+      result || fetch_rate_from_provider(from:, to:, date:, cache:)
    end

-    def find_rate_or_fetch(from:, to:, date:)
-      find_rate(from:, to:, date:) || fetch_rate_from_provider(from:, to:, date:)&.tap(&:save!)
-    end
+    def find_rates(from:, to:, start_date:, end_date: Date.current, cache: true)
+      rates = self.where(from_currency: from, to_currency: to, date: start_date..end_date).to_a
+      all_dates = (start_date..end_date).to_a.to_set
+      existing_dates = rates.map(&:date).to_set
+      missing_dates = all_dates - existing_dates

-    def get_rates(from, to, dates)
-      where(base_currency: from, converted_currency: to, date: dates).order(:date)
-    end
+      if missing_dates.any?
+        rates += fetch_rates_from_provider(from:, to:, dates: missing_dates, cache:)
+      end

-    def convert(value:, from:, to:, date:)
-      rate = ExchangeRate.find_by(base_currency: from, converted_currency: to, date:)
-      raise "Conversion from: #{from} to: #{to} on: #{date} not found" unless rate
-
-      value * rate.rate
+      rates
    end
  end
 end
--- a/app/models/exchange_rate/provided.rb
+++ b/app/models/exchange_rate/provided.rb
@@ -1,25 +1,38 @@
 module ExchangeRate::Provided
  extend ActiveSupport::Concern
+
  include Providable

  class_methods do
    private
-      def fetch_rate_from_provider(from:, to:, date:)
-        return nil unless exchange_rates_provider.configured?
+
+      def fetch_rates_from_provider(from:, to:, dates:, cache: false)
+        return [] unless exchange_rates_provider.present?
+
+        dates.map do |date|
+          fetch_rate_from_provider from:, to:, date:, cache:
+        end.compact
+      end
+
+      def fetch_rate_from_provider(from:, to:, date:, cache: false)
+        return nil unless exchange_rates_provider.present?

        response = exchange_rates_provider.fetch_exchange_rate \
-          from: Money::Currency.new(from).iso_code,
-          to: Money::Currency.new(to).iso_code,
+          from: from,
+          to: to,
          date: date

        if response.success?
-          ExchangeRate.new \
-            base_currency: from,
-            converted_currency: to,
+          rate = ExchangeRate.new \
+            from_currency: from,
+            to_currency: to,
            rate: response.rate,
            date: date
+
+          rate.save! if cache
+          rate
        else
-          raise response.error
+          nil
        end
      end
  end
--- a/app/models/family.rb
+++ b/app/models/family.rb
@@ -97,14 +97,24 @@ class Family < ApplicationRecord
  end

  def assets
-    Money.new(accounts.active.assets.map { |account| account.balance_money.exchange_to(currency) || 0 }.sum, currency)
+    Money.new(accounts.active.assets.map { |account| account.balance_money.exchange_to(currency, fallback_rate: 0) }.sum, currency)
  end

  def liabilities
-    Money.new(accounts.active.liabilities.map { |account| account.balance_money.exchange_to(currency) || 0 }.sum, currency)
+    Money.new(accounts.active.liabilities.map { |account| account.balance_money.exchange_to(currency, fallback_rate: 0) }.sum, currency)
  end

-  def sync_accounts
-    accounts.each { |account| account.sync_later if account.can_sync? }
+  def sync(start_date: nil)
+    accounts.active.each do |account|
+      if account.needs_sync?
+        account.sync_later(start_date: start_date || account.last_sync_date)
+      end
+    end
+
+    update! last_synced_at: Time.now
+  end
+
+  def needs_sync?
+    last_synced_at.nil? || last_synced_at.to_date < Date.current
  end
 end
--- a/app/models/help/article.rb
+++ b/app/models/help/article.rb
@@ -0,0 +1,54 @@
+class Help::Article
+  attr_reader :frontmatter, :content
+
+  def initialize(frontmatter:, content:)
+    @frontmatter = frontmatter
+    @content = content
+  end
+
+  def title
+    frontmatter["title"]
+  end
+
+  def html
+    render_markdown(content)
+  end
+
+  class << self
+    def root_path
+      Rails.root.join("docs", "help")
+    end
+
+    def find(slug)
+      Dir.glob(File.join(root_path, "*.md")).each do |file_path|
+        file_content = File.read(file_path)
+        frontmatter, markdown_content = parse_frontmatter(file_content)
+
+        return new(frontmatter:, content: markdown_content) if frontmatter["slug"] == slug
+      end
+
+      nil
+    end
+
+    private
+
+      def parse_frontmatter(content)
+        if content =~ /\A---(.+?)---/m
+          frontmatter = YAML.safe_load($1)
+          markdown_content = content[($~.end(0))..-1].strip
+        else
+          frontmatter = {}
+          markdown_content = content
+        end
+
+        [ frontmatter, markdown_content ]
+      end
+  end
+
+  private
+
+    def render_markdown(content)
+      markdown = Redcarpet::Markdown.new(Redcarpet::Render::HTML)
+      markdown.render(content)
+    end
+end
--- a/app/models/investment.rb
+++ b/app/models/investment.rb
@@ -13,4 +13,35 @@ class Investment < ApplicationRecord
    [ "Roth 401k", "roth_401k" ],
    [ "Angel", "angel" ]
  ].freeze
+
+  def value
+    account.balance_money + holdings_value
+  end
+
+  def holdings_value
+    account.holdings.current.known_value.sum(&:amount) || Money.new(0, account.currency)
+  end
+
+  def series(period: Period.all, currency: account.currency)
+    balance_series = account.balances.in_period(period).where(currency: currency)
+    holding_series = account.holdings.known_value.in_period(period).where(currency: currency)
+
+    holdings_by_date = holding_series.group_by(&:date).transform_values do |holdings|
+      holdings.sum(&:amount)
+    end
+
+    combined_series = balance_series.map do |balance|
+      holding_amount = holdings_by_date[balance.date] || 0
+
+      { date: balance.date, value: Money.new(balance.balance + holding_amount, currency) }
+    end
+
+    if combined_series.empty? && period.date_range.end == Date.current
+      TimeSeries.new([ { date: Date.current, value: self.value.exchange_to(currency) } ])
+    else
+      TimeSeries.new(combined_series)
+    end
+  rescue Money::ConversionError
+    TimeSeries.new([])
+  end
 end
--- a/app/models/provider/synth.rb
+++ b/app/models/provider/synth.rb
@@ -1,12 +1,34 @@
 class Provider::Synth
  include Retryable

-  def initialize(api_key = ENV["SYNTH_API_KEY"])
-    @api_key = api_key || ENV["SYNTH_API_KEY"]
+  def initialize(api_key)
+    @api_key = api_key
  end

-  def configured?
-    @api_key.present?
+  def fetch_security_prices(ticker:, start_date:, end_date:)
+    prices = paginate(
+      "#{base_url}/tickers/#{ticker}/open-close",
+      start_date: start_date,
+      end_date: end_date
+    ) do |body|
+      body.dig("prices").map do |price|
+        {
+          date: price.dig("date"),
+          price: price.dig("close")&.to_f || price.dig("open")&.to_f,
+          currency: "USD"
+        }
+      end
+    end
+
+    SecurityPriceResponse.new \
+      prices: prices,
+      success?: true,
+      raw_response: prices.to_json
+  rescue StandardError => error
+    SecurityPriceResponse.new \
+      success?: false,
+      error: error,
+      raw_response: error
  end

  def fetch_exchange_rate(from:, to:, date:)
@@ -37,9 +59,11 @@ class Provider::Synth
  end

  private
+
    attr_reader :api_key

    ExchangeRateResponse = Struct.new :rate, :success?, :error, :raw_response, keyword_init: true
+    SecurityPriceResponse = Struct.new :prices, :success?, :error, :raw_response, keyword_init: true

    def base_url
      "https://api.synthfinance.com"
@@ -47,9 +71,43 @@ class Provider::Synth

    def build_error(response)
      Provider::Base::ProviderError.new(<<~ERROR)
-        Failed to fetch exchange rate from #{self.class}
+        Failed to fetch data from #{self.class}
          Status: #{response.status}
          Body: #{response.body.inspect}
      ERROR
    end
+
+    def fetch_page(url, page, params = {})
+      Faraday.get(url) do |req|
+        req.headers["Authorization"] = "Bearer #{api_key}"
+        params.each { |k, v| req.params[k.to_s] = v.to_s }
+        req.params["page"] = page
+      end
+    end
+
+    def paginate(url, params = {})
+      results = []
+      page = 1
+      current_page = 0
+      total_pages = 1
+
+      while current_page < total_pages
+        response = fetch_page(url, page, params)
+
+        if response.success?
+          body = JSON.parse(response.body)
+          page_results = yield(body)
+          results.concat(page_results)
+
+          current_page = body.dig("paging", "current_page")
+          total_pages = body.dig("paging", "total_pages")
+
+          page += 1
+        else
+          raise build_error(response)
+        end
+      end
+
+      results
+    end
 end
--- a/app/models/security.rb
+++ b/app/models/security.rb
@@ -0,0 +1,13 @@
+class Security < ApplicationRecord
+  before_save :upcase_ticker
+
+  has_many :trades, dependent: :nullify, class_name: "Account::Trade"
+
+  validates :ticker, presence: true, uniqueness: { case_sensitive: false }
+
+  private
+
+    def upcase_ticker
+      self.ticker = ticker.upcase
+    end
+end
--- a/app/models/security/price.rb
+++ b/app/models/security/price.rb
@@ -0,0 +1,34 @@
+class Security::Price < ApplicationRecord
+  include Provided
+
+  before_save :upcase_ticker
+
+  validates :ticker, presence: true, uniqueness: { scope: :date, case_sensitive: false }
+
+  class << self
+    def find_price(ticker:, date:, cache: true)
+      result = find_by(ticker:, date:)
+
+      result || fetch_price_from_provider(ticker:, date:, cache:)
+    end
+
+    def find_prices(ticker:, start_date:, end_date: Date.current, cache: true)
+      prices = where(ticker:, date: start_date..end_date).to_a
+      all_dates = (start_date..end_date).to_a.to_set
+      existing_dates = prices.map(&:date).to_set
+      missing_dates = (all_dates - existing_dates).sort
+
+      if missing_dates.any?
+        prices += fetch_prices_from_provider(ticker:, start_date: missing_dates.first, end_date: missing_dates.last, cache:)
+      end
+
+      prices
+    end
+  end
+
+  private
+
+    def upcase_ticker
+      self.ticker = ticker.upcase
+    end
+end
--- a/app/models/security/price/provided.rb
+++ b/app/models/security/price/provided.rb
@@ -0,0 +1,55 @@
+module Security::Price::Provided
+  extend ActiveSupport::Concern
+
+  include Providable
+
+  class_methods do
+    private
+
+      def fetch_price_from_provider(ticker:, date:, cache: false)
+        return nil unless security_prices_provider.present?
+
+        response = security_prices_provider.fetch_security_prices \
+          ticker: ticker,
+          start_date: date,
+          end_date: date
+
+        if response.success? && response.prices.size > 0
+          price = Security::Price.new \
+            ticker: ticker,
+            date: response.prices.first[:date],
+            price: response.prices.first[:price],
+            currency: response.prices.first[:currency]
+
+          price.save! if cache
+          price
+        else
+          nil
+        end
+      end
+
+      def fetch_prices_from_provider(ticker:, start_date:, end_date:, cache: false)
+        return [] unless security_prices_provider.present?
+
+        response = security_prices_provider.fetch_security_prices \
+          ticker: ticker,
+          start_date: start_date,
+          end_date: end_date
+
+        if response.success?
+          response.prices.map do |price|
+            new_price = Security::Price.new \
+              ticker: ticker,
+              date: price[:date],
+              price: price[:price],
+              currency: price[:currency]
+
+            new_price.save! if cache
+            new_price
+          end
+        else
+          []
+        end
+      end
+  end
+end
--- a/app/models/time_series/trend.rb
+++ b/app/models/time_series/trend.rb
@@ -44,7 +44,7 @@ class TimeSeries::Trend
  end

  def percent
-    if previous.nil?
+    if previous.nil? || (previous.zero? && current.zero?)
      0.0
    elsif previous.zero?
      Float::INFINITY
--- a/app/views/account/cashes/_cash.html.erb
+++ b/app/views/account/cashes/_cash.html.erb
@@ -0,0 +1,21 @@
+<%# locals: (holding:) %>
+
+<%= turbo_frame_tag dom_id(holding) do %>
+  <div class="grid grid-cols-12 items-center text-gray-900 text-sm font-medium p-4">
+    <div class="col-span-9 flex items-center gap-4">
+      <%= render "shared/circle_logo", name: holding.name %>
+      <div>
+        <%= tag.p holding.name %>
+        <%= tag.p holding.ticker, class: "text-gray-500 text-xs uppercase" %>
+      </div>
+    </div>
+
+    <div class="col-span-3 text-right">
+      <% if holding.amount_money %>
+        <%= tag.p format_money holding.amount_money %>
+      <% else %>
+        <%= tag.p "?", class: "text-gray-500" %>
+      <% end %>
+    </div>
+  </div>
+<% end %>
--- a/app/views/account/cashes/index.html.erb
+++ b/app/views/account/cashes/index.html.erb
@@ -0,0 +1,18 @@
+<%= turbo_frame_tag dom_id(@account, "cash") do %>
+  <div class="bg-white space-y-4 p-5 border border-alpha-black-25 rounded-xl shadow-xs">
+    <div class="flex items-center justify-between">
+      <%= tag.h2 t(".cash"), class: "font-medium text-lg" %>
+    </div>
+
+    <div class="rounded-xl bg-gray-25 p-1">
+      <div class="grid grid-cols-12 items-center uppercase text-xs font-medium text-gray-500 px-4 py-2">
+        <%= tag.p t(".name"), class: "col-span-9" %>
+        <%= tag.p t(".value"), class: "col-span-3 justify-self-end" %>
+      </div>
+
+      <div class="rounded-lg bg-white border-alpha-black-25 shadow-xs">
+        <%= render partial: "account/cashes/cash", collection: [brokerage_cash(@account)], as: :holding %>
+      </div>
+    </div>
+  </div>
+<% end %>
--- a/app/views/account/entries/_entry_group.html.erb
+++ b/app/views/account/entries/_entry_group.html.erb
@@ -1,4 +1,4 @@
-<%# locals: (date:, entries:, selectable: true, **opts) %>
+<%# locals: (date:, entries:, selectable: true, combine_transfers: false, **opts) %>
 <div id="entry-group-<%= date %>" class="bg-gray-25 rounded-xl p-1 w-full" data-bulk-select-target="group">
  <div class="py-2 px-4 flex items-center justify-between font-medium text-xs text-gray-500">
    <div class="flex pl-0.5 items-center gap-4">
@@ -15,7 +15,11 @@
    <%= totals_by_currency(collection: entries, money_method: :amount_money, negate: true) %>
  </div>
  <div class="bg-white shadow-xs rounded-md border border-alpha-black-25 divide-y divide-alpha-black-50">
-    <%= render entries.reject { |e| e.transfer_id.present? }, selectable:, **opts %>
-    <%= render transfer_entries(entries), selectable:, **opts %>
+    <% if combine_transfers %>
+      <%= render entries.reject { |e| e.transfer_id.present? }, selectable:, **opts %>
+      <%= render transfer_entries(entries), selectable: false, **opts %>
+    <% else %>
+      <%= render entries, selectable:, **opts %>
+    <% end %>
  </div>
 </div>
--- a/app/views/account/entries/entryables/trade/_selection_bar.html.erb
+++ b/app/views/account/entries/entryables/trade/_selection_bar.html.erb
@@ -0,0 +1,15 @@
+<div class="fixed bottom-6 z-10 flex items-center justify-between rounded-xl bg-gray-900 px-4 text-sm text-white w-[420px] py-1.5">
+  <div class="flex items-center gap-2">
+    <%= check_box_tag "entry_selection", 1, true, class: "maybe-checkbox maybe-checkbox--dark", data: { action: "bulk-select#deselectAll" } %>
+
+    <p data-bulk-select-target="selectionBarText"></p>
+  </div>
+
+  <div class="flex items-center gap-1 text-gray-500">
+    <%= form_with url: bulk_delete_transactions_path, data: { turbo_confirm: true, turbo_frame: "_top" } do %>
+      <button type="button" data-bulk-select-scope-param="bulk_delete" data-action="bulk-select#submitBulkRequest" class="p-1.5 group hover:bg-gray-700 flex items-center justify-center rounded-md" title="Delete">
+        <%= lucide_icon "trash-2", class: "w-5 group-hover:text-white" %>
+      </button>
+    <% end %>
+  </div>
+</div>
--- a/app/views/account/entries/entryables/trade/_show.html.erb
+++ b/app/views/account/entries/entryables/trade/_show.html.erb
@@ -0,0 +1,31 @@
+<%# locals: (entry:) %>
+
+<% trade, account = entry.account_trade, entry.account %>
+
+<%= drawer do %>
+  <div>
+    <header class="mb-4 space-y-1">
+      <div class="flex items-center gap-4">
+        <h3 class="font-medium">
+          <span class="text-2xl"><%= format_money -entry.amount_money %></span>
+          <span class="text-lg text-gray-500"><%= entry.currency %></span>
+        </h3>
+      </div>
+
+      <span class="text-sm text-gray-500"><%= entry.date.strftime("%A %d %B") %></span>
+    </header>
+
+    <div class="space-y-2">
+      <details class="group space-y-2" open>
+        <summary class="flex list-none items-center justify-between rounded-xl px-3 py-2 text-xs font-medium uppercase text-gray-500 bg-gray-25 focus-visible:outline-none">
+          <h4><%= t(".overview") %></h4>
+          <%= lucide_icon "chevron-down", class: "group-open:transform group-open:rotate-180 text-gray-500 w-5" %>
+        </summary>
+
+        <div class="pb-6 pl-4 text-gray-500">
+          <p>Details coming soon...</p>
+        </div>
+      </details>
+    </div>
+  </div>
+<% end %>
--- a/app/views/account/entries/entryables/trade/_trade.html.erb
+++ b/app/views/account/entries/entryables/trade/_trade.html.erb
@@ -0,0 +1,41 @@
+<%# locals: (entry:, selectable: true, **opts) %>
+
+<% trade, account = entry.account_trade, entry.account %>
+
+<div class="grid grid-cols-12 items-center text-gray-900 text-sm font-medium p-4">
+  <div class="pr-10 flex items-center gap-4 col-span-6">
+    <% if selectable %>
+      <%= check_box_tag dom_id(entry, "selection"),
+                        class: "maybe-checkbox maybe-checkbox--light",
+                        data: { id: entry.id, "bulk-select-target": "row", action: "bulk-select#toggleRowSelection" } %>
+    <% end %>
+
+    <div class="max-w-full">
+      <%= tag.div class: ["flex items-center gap-2"] do %>
+        <div class="flex h-8 w-8 shrink-0 items-center justify-center rounded-full bg-gray-600/5 text-gray-600">
+          <%= entry.name[0].upcase %>
+        </div>
+
+        <div class="truncate text-gray-900">
+          <% if entry.new_record? %>
+            <%= content_tag :p, entry.name %>
+          <% else %>
+            <%= link_to entry.name,
+                        account_entry_path(account, entry),
+                        data: { turbo_frame: "drawer", turbo_prefetch: false },
+                        class: "hover:underline hover:text-gray-800" %>
+          <% end %>
+        </div>
+      <% end %>
+    </div>
+  </div>
+
+  <div class="flex items-center justify-end gap-1 col-span-3">
+    <%= tag.p trade.buy? ? t(".buy") : t(".sell") %>
+  </div>
+
+  <div class="col-span-3 flex items-center justify-end">
+    <%= tag.p format_money(entry.amount_money * -1), class: { "text-green-500": trade.sell? } %>
+  </div>
+
+</div>
--- a/app/views/account/entries/entryables/transaction/_selection_bar.html.erb
+++ b/app/views/account/entries/entryables/transaction/_selection_bar.html.erb
@@ -9,7 +9,6 @@
    <%= turbo_frame_tag "bulk_transaction_edit_drawer" %>

    <%= form_with url: mark_transfers_transactions_path,
-                  builder: ActionView::Helpers::FormBuilder,
                  scope: "bulk_update",
                  data: {
                    turbo_frame: "_top",
@@ -36,7 +35,7 @@
      <%= lucide_icon "pencil-line", class: "w-5 group-hover:text-white" %>
    <% end %>

-    <%= form_with url: bulk_delete_transactions_path, builder: ActionView::Helpers::FormBuilder, data: { turbo_confirm: true, turbo_frame: "_top" } do %>
+    <%= form_with url: bulk_delete_transactions_path, data: { turbo_confirm: true, turbo_frame: "_top" } do %>
      <button type="button" data-bulk-select-scope-param="bulk_delete" data-action="bulk-select#submitBulkRequest" class="p-1.5 group hover:bg-gray-700 flex items-center justify-center rounded-md" title="Delete">
        <%= lucide_icon "trash-2", class: "w-5 group-hover:text-white" %>
      </button>
--- a/app/views/account/entries/entryables/transaction/_show.html.erb
+++ b/app/views/account/entries/entryables/transaction/_show.html.erb
@@ -27,30 +27,28 @@
        </summary>

        <div class="pb-6">
-          <%= form_with model: [account, entry], url: account_entry_path(account, entry), html: { data: { controller: "auto-submit-form" } } do |f| %>
-            <div class="space-y-2">
-              <%= f.text_field :name, label: t(".name_label"), "data-auto-submit-form-target": "auto" %>
-              <% unless entry.marked_as_transfer? %>
-                <div class="flex space-x-2">
-                  <div>
-                    <%= f.select :nature, [["Expense", "expense"], ["Income", "income"]], { label: t(".nature"), selected: entry.amount.negative? ? "income" : "expense" }, "data-auto-submit-form-target": "auto" %>
-                  </div>
-                  <div class="flex-grow">
-                    <%= f.number_field :amount, value: entry.amount.abs, label: t(".amount"), step: "0.01", "data-auto-submit-form-target": "auto", "data-autosubmit-trigger-event": "change" %>
-                  </div>
+          <%= styled_form_with model: [account, entry], url: account_entry_path(account, entry), class: "space-y-2", data: { controller: "auto-submit-form" } do |f| %>
+            <%= f.text_field :name, label: t(".name_label"), "data-auto-submit-form-target": "auto" %>
+            <% unless entry.marked_as_transfer? %>
+              <div class="flex space-x-2">
+                <div>
+                  <%= f.select :nature, [["Expense", "expense"], ["Income", "income"]], { label: t(".nature"), selected: entry.amount.negative? ? "income" : "expense" }, "data-auto-submit-form-target": "auto" %>
                </div>
-              <% end %>
-              <%= f.date_field :date, label: t(".date_label"), max: Date.current, "data-auto-submit-form-target": "auto" %>
+                <div class="flex-grow">
+                  <%= f.number_field :amount, value: entry.amount.abs, label: t(".amount"), step: "0.01", "data-auto-submit-form-target": "auto", "data-autosubmit-trigger-event": "change" %>
+                </div>
+              </div>
+            <% end %>
+            <%= f.date_field :date, label: t(".date_label"), max: Date.current, "data-auto-submit-form-target": "auto" %>

-              <%= f.fields_for :entryable do |ef| %>
-                <% unless entry.marked_as_transfer? %>
-                  <%= ef.collection_select :category_id, selectable_categories, :id, :name, { prompt: t(".category_placeholder"), label: t(".category_label"), class: "text-gray-400" }, "data-auto-submit-form-target": "auto" %>
-                  <%= ef.collection_select :merchant_id, selectable_merchants, :id, :name, { prompt: t(".merchant_placeholder"), label: t(".merchant_label"), class: "text-gray-400" }, "data-auto-submit-form-target": "auto" %>
-                <% end %>
+            <%= f.fields_for :entryable do |ef| %>
+              <% unless entry.marked_as_transfer? %>
+                <%= ef.collection_select :category_id, Current.family.categories.alphabetically, :id, :name, { prompt: t(".category_placeholder"), label: t(".category_label"), class: "text-gray-400" }, "data-auto-submit-form-target": "auto" %>
+                <%= ef.collection_select :merchant_id, Current.family.merchants.alphabetically, :id, :name, { prompt: t(".merchant_placeholder"), label: t(".merchant_label"), class: "text-gray-400" }, "data-auto-submit-form-target": "auto" %>
              <% end %>
+            <% end %>

-              <%= f.collection_select :account_id, selectable_accounts, :id, :name, { prompt: t(".account_placeholder"), label: t(".account_label"), class: "text-gray-500" }, { class: "form-field__input cursor-not-allowed text-gray-400", disabled: "disabled" } %>
-            </div>
+            <%= f.collection_select :account_id, Current.family.accounts.alphabetically, :id, :name, { prompt: t(".account_placeholder"), label: t(".account_label"), class: "text-gray-500" }, { class: "form-field__input cursor-not-allowed text-gray-400", disabled: "disabled" } %>
          <% end %>
        </div>
      </details>
@@ -61,12 +59,12 @@
          <%= lucide_icon "chevron-down", class: "group-open:transform group-open:rotate-180 text-gray-500 w-5" %>
        </summary>

-        <div class="pb-6 space-y-2">
-          <%= form_with model: [account, entry], url: account_entry_path(account, entry), html: { data: { controller: "auto-submit-form" } } do |f| %>
+        <div class="pb-6">
+          <%= styled_form_with model: [account, entry], url: account_entry_path(account, entry), class: "space-y-2", data: { controller: "auto-submit-form" } do |f| %>

            <%= f.fields_for :entryable do |ef| %>
              <%= ef.select :tag_ids,
-                            options_for_select(selectable_tags, transaction.tag_ids),
+                            options_for_select(Current.family.tags.alphabetically.pluck(:name, :id), transaction.tag_ids),
                            {
                              multiple: true,
                              label: t(".tags_label"),
@@ -86,7 +84,7 @@
        </summary>

        <div class="pb-6">
-          <%= form_with model: [account, entry], url: account_entry_path(account, entry), html: { class: "p-3 space-y-3", data: { controller: "auto-submit-form" } } do |f| %>
+          <%= styled_form_with model: [account, entry], url: account_entry_path(account, entry), class: "p-3 space-y-3", data: { controller: "auto-submit-form" } do |f| %>
            <%= f.fields_for :entryable do |ef| %>
              <div class="flex cursor-pointer items-center gap-2 justify-between">
                <div class="text-sm space-y-1">
--- a/app/views/account/entries/entryables/transaction/_transaction.html.erb
+++ b/app/views/account/entries/entryables/transaction/_transaction.html.erb
@@ -1,8 +1,9 @@
 <%# locals: (entry:, selectable: true, editable: true, short: false, show_tags: false, **opts) %>
 <% transaction, account = entry.account_transaction, entry.account %>
+<% is_investment_transfer = entry.account.investment? && entry.transfer.present? %>

 <div class="grid grid-cols-12 items-center text-gray-900 text-sm font-medium p-4">
-  <% name_col_span = entry.marked_as_transfer? ? "col-span-10" : short ? "col-span-6" : "col-span-4" %>
+  <% name_col_span = unconfirmed_transfer?(entry) ? "col-span-10" : short ? "col-span-6" : "col-span-4" %>
  <div class="pr-10 flex items-center gap-4 <%= name_col_span %>">
    <% if selectable %>
      <%= check_box_tag dom_id(entry, "selection"),
@@ -31,7 +32,7 @@

    <% if unconfirmed_transfer?(entry) %>
      <% if editable %>
-        <%= form_with url: unmark_transfers_transactions_path, builder: ActionView::Helpers::FormBuilder, class: "flex items-center", data: {
+        <%= form_with url: unmark_transfers_transactions_path, class: "flex items-center", data: {
          turbo_confirm: {
            title: t(".remove_transfer"),
            body: t(".remove_transfer_body"),
@@ -51,6 +52,12 @@
    <% end %>
  </div>

+  <% if is_investment_transfer %>
+    <div class="col-span-5 text-right">
+      <%= tag.p entry.inflow? ? t(".deposit") : t(".withdrawal") %>
+    </div>
+  <% end %>
+
  <% unless entry.marked_as_transfer? %>
    <% unless short %>
      <div class="flex items-center gap-1 <%= show_tags ? "col-span-6" : "col-span-3" %>">
@@ -82,7 +89,7 @@
    <% end %>
  <% end %>

-  <div class="col-span-2 ml-auto">
+  <div class="<%= is_investment_transfer ? "col-span-3" : "col-span-2" %> ml-auto">
    <%= content_tag :p,
                    format_money(-entry.amount_money),
                    class: ["text-green-600": entry.inflow?] %>
--- a/app/views/account/entries/entryables/valuation/_form.html.erb
+++ b/app/views/account/entries/entryables/valuation/_form.html.erb
@@ -1,15 +1,14 @@
 <%# locals: (entry:) %>
 <%= form_with model: [entry.account, entry],
              data: { turbo_frame: "_top" },
-              url: entry.new_record? ? account_entries_path(entry.account) : account_entry_path(entry.account, entry),
-              builder: ActionView::Helpers::FormBuilder do |f| %>
+              url: entry.new_record? ? account_entries_path(entry.account) : account_entry_path(entry.account, entry) do |f| %>
  <div class="grid grid-cols-10 p-4 items-center">
    <div class="col-span-7 flex items-center gap-4">
      <div class="w-8 h-8 rounded-full p-1.5 flex items-center justify-center bg-gray-500/5">
        <%= lucide_icon("pencil-line", class: "w-4 h-4 text-gray-500") %>
      </div>
      <div class="w-full flex items-center justify-between gap-2">
-        <%= f.date_field :date, required: "required", max: Date.current, class: "border border-alpha-black-200 bg-white rounded-lg shadow-xs min-w-[200px] px-3 py-1.5 text-gray-900 text-sm" %>
+        <%= f.date_field :date, required: "required", min: Account::Entry.min_supported_date, max: Date.current, class: "border border-alpha-black-200 bg-white rounded-lg shadow-xs min-w-[200px] px-3 py-1.5 text-gray-900 text-sm" %>
        <%= f.number_field :amount, required: "required", placeholder: "0.00", step: "0.01", class: "bg-white border border-alpha-black-200 rounded-lg shadow-xs text-gray-900 text-sm px-3 py-1.5 text-right" %>
        <%= f.hidden_field :currency, value: entry.account.currency %>
        <%= f.hidden_field :entryable_type, value: entry.entryable_type %>
--- a/app/views/account/entries/trades.html.erb
+++ b/app/views/account/entries/trades.html.erb
@@ -0,0 +1,42 @@
+<%= turbo_frame_tag dom_id(@account, "trades") do %>
+  <div id="trades" data-controller="bulk-select" data-bulk-select-resource-value="<%= t(".trade") %>" class="bg-white space-y-4 p-5 border border-alpha-black-25 rounded-xl shadow-xs">
+    <div class="flex justify-between items-center">
+      <h3 class="font-medium text-lg"><%= t(".trades") %></h3>
+      <%= link_to new_account_entry_path(@account),
+                  disabled: true,
+                  class: "cursor-not-allowed flex gap-1 font-medium items-center bg-gray-50 text-gray-900 p-2 rounded-lg",
+                  data: { turbo_frame: :modal } do %>
+        <%= lucide_icon("plus", class: "w-5 h-5 text-gray-900") %>
+        <span class="text-sm"><%= t(".new") %></span>
+      <% end %>
+    </div>
+
+    <div class="bg-gray-25 rounded-xl grid grid-cols-12 items-center uppercase text-xs font-medium text-gray-500 px-5 py-3">
+      <div class="pl-0.5 col-span-6 flex items-center gap-4">
+        <%= check_box_tag "selection_entry",
+                          class: "maybe-checkbox maybe-checkbox--light",
+                          data: { action: "bulk-select#togglePageSelection" } %>
+        <%= tag.p t(".trade") %>
+      </div>
+
+      <%= tag.p t(".type"), class: "col-span-3 justify-self-end" %>
+      <%= tag.p t(".amount"), class: "col-span-3 justify-self-end" %>
+    </div>
+
+    <div>
+      <div hidden id="transaction-selection-bar" data-bulk-select-target="selectionBar">
+        <%= render "account/entries/entryables/trade/selection_bar" %>
+      </div>
+
+      <% if @trades.empty? %>
+        <p class="text-gray-500 py-4"><%= t(".no_trades") %></p>
+      <% else %>
+        <div class="space-y-6">
+          <% @trades.group_by(&:date).each do |date, entries| %>
+            <%= render "entry_group", date:, entries: entries %>
+          <% end %>
+        </div>
+      <% end %>
+    </div>
+  </div>
+<% end %>
--- a/app/views/account/entries/transactions.html.erb
+++ b/app/views/account/entries/transactions.html.erb
@@ -12,7 +12,7 @@

    <div id="transactions" data-controller="bulk-select" data-bulk-select-resource-value="<%= t(".transaction") %>">
      <div hidden id="transaction-selection-bar" data-bulk-select-target="selectionBar">
-        <%= render "selection_bar" %>
+        <%= render "account/entries/entryables/transaction/selection_bar" %>
      </div>

      <% if @transaction_entries.empty? %>
--- a/app/views/account/holdings/_holding.html.erb
+++ b/app/views/account/holdings/_holding.html.erb
@@ -0,0 +1,45 @@
+<%# locals: (holding:) %>
+
+<%= turbo_frame_tag dom_id(holding) do %>
+  <div class="grid grid-cols-12 items-center text-gray-900 text-sm font-medium p-4">
+    <div class="col-span-4 flex items-center gap-4">
+      <%= render "shared/circle_logo", name: holding.name %>
+      <div>
+        <%= link_to holding.name, account_holding_path(holding.account, holding), data: { turbo_frame: :drawer }, class: "hover:underline" %>
+        <%= tag.p holding.ticker, class: "text-gray-500 text-xs uppercase" %>
+      </div>
+    </div>
+
+    <div class="col-span-2 flex justify-end items-center gap-2">
+      <% if holding.weight %>
+        <%= render "shared/progress_circle", progress: holding.weight, text_class: "text-blue-500" %>
+        <%= tag.p number_to_percentage(holding.weight, precision: 1) %>
+      <% else %>
+        <%= tag.p "?", class: "text-gray-500" %>
+      <% end %>
+    </div>
+
+    <div class="col-span-2 text-right">
+      <%= tag.p format_money holding.avg_cost %>
+      <%= tag.p t(".per_share"), class: "font-normal text-gray-500" %>
+    </div>
+
+    <div class="col-span-2 text-right">
+      <% if holding.amount_money %>
+        <%= tag.p format_money holding.amount_money %>
+      <% else %>
+        <%= tag.p "?", class: "text-gray-500" %>
+      <% end %>
+      <%= tag.p t(".shares", qty: number_with_precision(holding.qty, precision: 1)), class: "font-normal text-gray-500" %>
+    </div>
+
+    <div class="col-span-2 text-right">
+      <% if holding.trend %>
+        <%= tag.p format_money(holding.trend.value), style: "color: #{holding.trend.color};" %>
+        <%= tag.p "(#{number_to_percentage(holding.trend.percent, precision: 1)})", style: "color: #{holding.trend.color};" %>
+      <% else %>
+        <%= tag.p "?", class: "text-gray-500" %>
+      <% end %>
+    </div>
+  </div>
+<% end %>
--- a/app/views/account/holdings/_ruler.html.erb
+++ b/app/views/account/holdings/_ruler.html.erb
@@ -0,0 +1 @@
+<div class="h-px bg-alpha-black-50 ml-16 mr-4"></div>
--- a/app/views/account/holdings/index.html.erb
+++ b/app/views/account/holdings/index.html.erb
@@ -0,0 +1,37 @@
+<%= turbo_frame_tag dom_id(@account, "holdings") do %>
+  <div class="bg-white space-y-4 p-5 border border-alpha-black-25 rounded-xl shadow-xs">
+    <div class="flex items-center justify-between">
+      <%= tag.h2 t(".holdings"), class: "font-medium text-lg" %>
+      <%= link_to new_account_holding_path(@account),
+                  disabled: true,
+                  data: { turbo_frame: :modal },
+                  class: "cursor-not-allowed flex gap-1 font-medium items-center bg-gray-50 text-gray-900 p-2 rounded-lg" do %>
+        <%= lucide_icon("plus", class: "w-5 h-5 text-gray-900") %>
+        <%= tag.span t(".new_holding"), class: "text-sm" %>
+      <% end %>
+    </div>
+
+    <div class="rounded-xl bg-gray-25 p-1">
+      <div class="grid grid-cols-12 items-center uppercase text-xs font-medium text-gray-500 px-4 py-2">
+        <%= tag.p t(".name"), class: "col-span-4" %>
+        <%= tag.p t(".weight"), class: "col-span-2 justify-self-end" %>
+        <%= tag.p t(".cost"), class: "col-span-2 justify-self-end" %>
+        <%= tag.p t(".holdings"), class: "col-span-2 justify-self-end" %>
+        <%= tag.p t(".return"), class: "col-span-2 justify-self-end" %>
+      </div>
+
+      <div class="rounded-lg bg-white border-alpha-black-25 shadow-xs">
+        <% if @holdings.any? %>
+          <%= render partial: "account/holdings/holding", collection: @holdings, spacer_template: "ruler" %>
+        <% elsif @account.needs_sync? || true %>
+          <div class="flex flex-col justify-center items-center pt-4 pb-8">
+            <p class="text-gray-500 p-4"><%= t(".needs_sync") %></p>
+            <%= button_to "Sync holding prices", sync_account_path(@account), class: "bg-gray-900 text-white text-sm rounded-lg px-3 py-2" %>
+          </div>
+        <% else %>
+          <p class="text-gray-500 text-sm p-4"><%= t(".no_holdings") %></p>
+        <% end %>
+      </div>
+    </div>
+  </div>
+<% end %>
--- a/app/views/account/holdings/new.html.erb
+++ b/app/views/account/holdings/new.html.erb
@@ -0,0 +1 @@
+<p>Coming soon...</p>
--- a/app/views/account/holdings/show.html.erb
+++ b/app/views/account/holdings/show.html.erb
@@ -0,0 +1,45 @@
+<%= drawer do %>
+  <div class="space-y-4">
+    <header class="flex justify-between">
+      <div>
+        <%= tag.h3 @holding.name, class: "text-2xl font-medium text-gray-900" %>
+        <%= tag.p @holding.ticker, class: "text-sm text-gray-500" %>
+      </div>
+
+      <%= render "shared/circle_logo", name: @holding.name %>
+    </header>
+
+    <details class="group space-y-2">
+      <summary class="flex list-none items-center justify-between rounded-xl px-3 py-2 text-xs font-medium uppercase text-gray-500 bg-gray-25 focus-visible:outline-none">
+        <h4><%= t(".overview") %></h4>
+        <%= lucide_icon "chevron-down", class: "group-open:transform group-open:rotate-180 text-gray-500 w-5" %>
+      </summary>
+
+      <div>
+        <p class="pl-4 text-gray-500">Coming soon...</p>
+      </div>
+    </details>
+
+    <details class="group space-y-2">
+      <summary class="flex list-none items-center justify-between rounded-xl px-3 py-2 text-xs font-medium uppercase text-gray-500 bg-gray-25 focus-visible:outline-none">
+        <h4><%= t(".history") %></h4>
+        <%= lucide_icon "chevron-down", class: "group-open:transform group-open:rotate-180 text-gray-500 w-5" %>
+      </summary>
+
+      <div>
+        <p class="pl-4 text-gray-500">Coming soon...</p>
+      </div>
+    </details>
+
+    <details class="group space-y-2">
+      <summary class="flex list-none items-center justify-between rounded-xl px-3 py-2 text-xs font-medium uppercase text-gray-500 bg-gray-25 focus-visible:outline-none">
+        <h4><%= t(".settings") %></h4>
+        <%= lucide_icon "chevron-down", class: "group-open:transform group-open:rotate-180 text-gray-500 w-5" %>
+      </summary>
+
+      <div>
+        <p class="pl-4 text-gray-500">Coming soon...</p>
+      </div>
+    </details>
+  </div>
+<% end %>
--- a/app/views/account/transfers/_form.html.erb
+++ b/app/views/account/transfers/_form.html.erb
@@ -1,4 +1,4 @@
-<%= form_with model: transfer, data: { turbo_frame: "_top" } do |f| %>
+<%= styled_form_with model: transfer, class: "space-y-4", data: { turbo_frame: "_top" } do |f| %>
  <section>
    <fieldset class="bg-gray-50 rounded-lg p-1 grid grid-flow-col justify-stretch gap-x-2">
      <%= link_to new_transaction_path(nature: "expense"), data: { turbo_frame: :modal }, class: "flex px-4 py-1 rounded-lg items-center space-x-2 justify-center text-gray-400" do %>
@@ -22,7 +22,8 @@
    <%= f.text_field :name, value: transfer.name, label: t(".description"), placeholder: t(".description_placeholder"), required: true %>
    <%= f.collection_select :from_account_id, Current.family.accounts.alphabetically, :id, :name, { prompt: t(".select_account"), label: t(".from") }, required: true %>
    <%= f.collection_select :to_account_id, Current.family.accounts.alphabetically, :id, :name, { prompt: t(".select_account"), label: t(".to") }, required: true %>
-    <%= f.money_field :amount_money, label: t(".amount"), required: true %>
+    <%= money_field f, :amount_money, label: t(".amount"), required: true %>
+    <%= f.hidden_field :currency, value: Current.family.currency %>
    <%= f.date_field :date, value: transfer.date, label: t(".date"), required: true, max: Date.current %>
  </section>

--- a/app/views/account/transfers/_transfer.html.erb
+++ b/app/views/account/transfers/_transfer.html.erb
@@ -11,7 +11,7 @@

      <%= tag.div class: short ? "max-w-[250px]" : "max-w-[325px]" do %>
        <div class="flex items-center gap-2">
-          <%= circle_logo("T") %>
+          <%= circle_logo(transfer.from_name[0].upcase) %>

          <%= tag.p transfer.name, class: "truncate text-gray-900" %>
        </div>
--- a/app/views/accounts/_account.html.erb
+++ b/app/views/accounts/_account.html.erb
@@ -17,7 +17,6 @@

      <%= form_with model: account,
                    namespace: account.id,
-                    builder: ActionView::Helpers::FormBuilder,
                    data: { controller: "auto-submit-form", turbo_frame: "_top" } do |form| %>
        <div class="relative inline-block select-none">
          <%= form.check_box :is_active, { class: "sr-only peer", data: { "auto-submit-form-target": "auto" } } %>
--- a/app/views/accounts/_alert.html.erb
+++ b/app/views/accounts/_alert.html.erb
@@ -0,0 +1,19 @@
+<%# locals: (message:, help_path: nil) -%>
+<%= tag.div class: "flex gap-6 items-center rounded-xl px-4 py-3 bg-error/5",
+            data: { controller: "element-removal" },
+            role: "alert" do %>
+  <div class="flex gap-3 items-center text-red-500 grow overflow-x-scroll">
+    <%= lucide_icon("alert-octagon", class: "w-5 h-5 shrink-0") %>
+    <p class="text-sm whitespace-nowrap"><%= message %></p>
+  </div>
+
+  <div class="flex items-center gap-4 ml-auto">
+    <% if help_path %>
+      <%= link_to "Troubleshoot", help_path, class: "text-red-500 font-medium hover:underline", data: { turbo_frame: :drawer } %>
+    <% end %>
+
+    <%= tag.button data: { action: "click->element-removal#remove" } do %>
+      <%= lucide_icon("x", class: "w-5 h-5 shrink-0 text-red-500") %>
+    <% end %>
+  </div>
+<% end %>
--- a/app/views/accounts/_sync_message.html.erb
+++ b/app/views/accounts/_sync_message.html.erb
@@ -1,8 +0,0 @@
-<%# locals: (is_syncing:) %>
-<% if is_syncing %>
-  <div class="my-4 px-8 py-4 rounded-lg bg-yellow-500/10 flex items-center justify-between">
-    <p class="text-gray-900 text-sm">
-      Syncing your account balances.
-    </p>
-  </div>
-<% end %>
--- a/app/views/accounts/edit.html.erb
+++ b/app/views/accounts/edit.html.erb
@@ -5,8 +5,9 @@
      <%= lucide_icon "x", class: "w-5 h-5 text-gray-500", data: { action: "click->modal#close" } %>
    </header>

-    <%= form_with model: @account, data: { turbo_frame: "_top" } do |f| %>
-      <%= f.text_field :name, label: "Name" %>
+    <%= styled_form_with model: @account, class: "space-y-4", data: { turbo_frame: "_top" } do |f| %>
+      <%= f.text_field :name, label: t(".name") %>
+      <%= money_with_currency_field f, :balance_money, label: t(".balance"), default_currency: @account.currency, disable_currency: true %>

      <div class="relative">
        <%= f.collection_select :institution_id, Current.family.institutions.alphabetically, :id, :name, { include_blank: t(".ungrouped"), label: t(".institution") } %>
--- a/app/views/accounts/list.html.erb
+++ b/app/views/accounts/list.html.erb
@@ -1,5 +1,5 @@
-<turbo-frame id="account-list" target="_top">
+<%= turbo_frame_tag "account-list" do %>
  <% account_groups(period: @period).each do |group| %>
    <%= render "accounts/account_list", group: group %>
  <% end %>
-</turbo-frame>
+<% end %>
--- a/app/views/accounts/new.html.erb
+++ b/app/views/accounts/new.html.erb
@@ -73,20 +73,20 @@
        <% end %>
        <span>Add <%= @account.accountable.model_name.human.downcase %></span>
      </div>
-      <%= form_with model: @account, url: accounts_path, scope: :account, html: { class: "m-5 mt-1 flex flex-col justify-between grow", data: { turbo: false } } do |f| %>
+      <%= styled_form_with model: @account, url: accounts_path, scope: :account, class: "m-5 mt-1 flex flex-col justify-between grow", data: { turbo: false } do |f| %>
        <div class="space-y-4 grow">
          <%= f.hidden_field :accountable_type %>
          <%= f.text_field :name, placeholder: t(".name.placeholder"), required: "required", label: t(".name.label"), autofocus: true %>
          <%= f.collection_select :institution_id, Current.family.institutions.alphabetically, :id, :name, { include_blank: t(".ungrouped"), label: t(".institution") } %>
          <%= render "accounts/accountables/#{permitted_accountable_partial(@account.accountable_type)}", f: f %>
-          <%= f.money_field :balance_money, label: t(".balance"), required: "required" %>
+          <%= money_with_currency_field f, :balance_money, label: t(".balance"), required: "required", default_currency: Current.family.currency %>

          <div>
            <%= check_box_tag :add_start_values, class: "maybe-checkbox maybe-checkbox--light peer mb-1" %>
            <%= label_tag :add_start_values, t(".optional_start_balance_message"), class: "pl-1 text-sm text-gray-500" %>

            <div class="hidden peer-checked:flex items-center gap-2 mt-3 mb-6">
-              <div class="w-1/2"><%= f.date_field :start_date, label: t(".start_date"), max: Date.current %></div>
+              <div class="w-1/2"><%= f.date_field :start_date, label: t(".start_date"), max: Date.yesterday, min: Account::Entry.min_supported_date %></div>
              <div class="w-1/2"><%= f.number_field :start_balance, label: t(".start_balance") %></div>
            </div>
          </div>
--- a/app/views/accounts/show.html.erb
+++ b/app/views/accounts/show.html.erb
@@ -1,6 +1,6 @@
 <%= turbo_stream_from @account %>

-<div class="space-y-4">
+<%= tag.div id: dom_id(@account), class: "space-y-4" do %>
  <div class="flex justify-between items-center">
    <div class="flex items-center gap-3">
      <%= image_tag account_logo_url(@account), class: "w-8 h-8" %>
@@ -44,50 +44,47 @@
      <% end %>
    </div>
  </div>
-  <%= turbo_frame_tag "sync_message" do %>
-    <%= render partial: "accounts/sync_message", locals: { is_syncing: @account.syncing? } %>
-  <% end %>
-  <% @account.sync_errors.each do |message| %>
-    <%= render partial: "shared/alert", locals: { type: "error", content: t("." + message) } %>
-  <% end %>
-  <% @account.sync_warnings.each do |message| %>
-    <%= render partial: "shared/alert", locals: { type: "warning", content: t("." + message) } %>
+
+  <% if @account.alert %>
+    <%= render "alert", message: @account.alert, help_path: help_article_path("troubleshooting") %>
  <% end %>
+
  <div class="bg-white shadow-xs rounded-xl border border-alpha-black-25 rounded-lg">
    <div class="p-4 flex justify-between">
      <div class="space-y-2">
-        <%= render partial: "shared/value_heading", locals: {
-          label: "Total Value",
-          period: @period,
-          value: @account.balance_money,
-          trend: @balance_series.trend
-        } %>
+        <%= tag.p t(".total_value"), class: "text-sm font-medium text-gray-500" %>
+        <%= tag.p format_money(@account.value, precision: 0), class: "text-gray-900 text-3xl font-medium" %>
+        <div>
+          <% if @series.trend.direction.flat? %>
+            <%= tag.span t(".no_change"), class: "text-gray-500" %>
+          <% else %>
+            <%= tag.span format_money(@series.trend.value), style: "color: #{@trend.color}" %>
+            <%= tag.span "(#{@trend.percent}%)", style: "color: #{@trend.color}" %>
+          <% end %>
+
+          <%= tag.span period_label(@period), class: "text-gray-500" %>
+        </div>
      </div>
-      <%= form_with url: account_path(@account), method: :get, class: "flex items-center gap-4", data: { controller: "auto-submit-form" } do %>
-        <%= render partial: "shared/period_select", locals: { value: @period.name } %>
+      <%= form_with url: account_path(@account), method: :get, data: { controller: "auto-submit-form" } do |form| %>
+        <%= period_select form: form, selected: @period.name %>
      <% end %>
    </div>
    <div class="h-96 flex items-center justify-center text-2xl font-bold">
-      <%= render partial: "shared/line_chart", locals: { series: @balance_series } %>
+      <%= render partial: "shared/line_chart", locals: { series: @series } %>
    </div>
  </div>

-  <% selected_tab = params[:tab] || "history" %>
+  <% selected_tab_key, selected_tab_content_path = selected_account_tab(@account).values_at(:key, :content_path) %>

-  <div class="flex gap-1 text-sm text-gray-900 font-medium mb-4">
-    <%= link_to "History", account_path(tab: "history"), class: ["p-2 rounded-lg", "bg-gray-100": selected_tab == "history"] %>
-    <%= link_to "Transactions", account_path(tab: "transactions"), class: ["p-2 rounded-lg", "bg-gray-100": selected_tab == "transactions"] %>
+  <div class="flex gap-2 text-sm text-gray-900 font-medium mb-4">
+    <% account_tabs(@account).each do |tab| %>
+      <%= link_to tab[:label], tab[:path], class: ["px-2 py-1.5 rounded-md border border-transparent", "bg-white shadow-xs border-alpha-black-50": selected_tab_key == tab[:key]] %>
+    <% end %>
  </div>

  <div class="min-h-[800px]">
-    <% if selected_tab == "transactions" %>
-      <%= turbo_frame_tag dom_id(@account, "transactions"), src: transaction_account_entries_path(@account) do %>
-        <%= render "account/entries/loading" %>
-      <% end %>
-    <% else %>
-      <%= turbo_frame_tag dom_id(@account, "valuations"), src: valuation_account_entries_path(@account) do %>
-        <%= render "account/entries/loading" %>
-      <% end %>
+    <%= turbo_frame_tag dom_id(@account, selected_tab_key), src: selected_tab_content_path do %>
+      <%= render "account/entries/loading" %>
    <% end %>
  </div>
-</div>
+<% end %>
--- a/app/views/accounts/summary.html.erb
+++ b/app/views/accounts/summary.html.erb
@@ -10,10 +10,10 @@
        <div class="space-y-2 grow">
          <%= render partial: "shared/value_heading", locals: {
            label: "Assets",
-                  period: @period,
-                  value: Current.family.assets,
-                  trend: @asset_series.trend
-              } %>
+            period: @period,
+            value: Current.family.assets,
+            trend: @asset_series.trend
+          } %>
        </div>
        <div
          id="assetsChart"
@@ -26,11 +26,11 @@
        <div class="space-y-2 grow">
          <%= render partial: "shared/value_heading", locals: {
            label: "Liabilities",
-                  period: @period,
-                  size: "md",
-                  value: Current.family.liabilities,
-                  trend: @liability_series.trend
-              } %>
+            period: @period,
+            size: "md",
+            value: Current.family.liabilities,
+            trend: @liability_series.trend
+          } %>
        </div>
        <div
          id="liabilitiesChart"
@@ -48,8 +48,8 @@
            <%= lucide_icon("plus", class: "w-5 h-5 text-gray-500") %>
            <p><%= t(".new") %></p>
          <% end %>
-          <%= form_with url: summary_accounts_path, method: :get, class: "flex items-center gap-4", data: { controller: "auto-submit-form" } do %>
-            <%= render partial: "shared/period_select", locals: { value: @period.name } %>
+          <%= form_with url: summary_accounts_path, method: :get, data: { controller: "auto-submit-form" } do |form| %>
+            <%= period_select form: form, selected: @period.name %>
          <% end %>
        </div>
      </div>
@@ -64,8 +64,8 @@
            <%= lucide_icon("plus", class: "w-5 h-5 text-gray-500") %>
            <p><%= t(".new") %></p>
          <% end %>
-          <%= form_with url: summary_accounts_path, method: :get, class: "flex items-center gap-4", data: { controller: "auto-submit-form" } do %>
-            <%= render partial: "shared/period_select", locals: { value: @period.name } %>
+          <%= form_with url: summary_accounts_path, method: :get, data: { controller: "auto-submit-form" } do |form| %>
+            <%= period_select form: form, selected: @period.name %>
          <% end %>
        </div>
      </div>
--- a/app/views/categories/_form.html.erb
+++ b/app/views/categories/_form.html.erb
@@ -1,4 +1,4 @@
-<%= form_with model: category, data: { turbo: false } do |form| %>
+<%= styled_form_with model: category, data: { turbo: false } do |form| %>
  <div class="flex flex-col space-y-4 w-96" data-controller="color-select" data-color-select-selection-value="<%= category.color %>">
    <fieldset class="relative">
      <span data-color-select-target="decoration" class="pointer-events-none absolute inset-y-3.5 left-3 flex items-center pl-1 block w-1 rounded-lg"></span>
--- a/app/views/category/deletions/new.html.erb
+++ b/app/views/category/deletions/new.html.erb
@@ -11,22 +11,23 @@
      </p>
    </div>

-    <%= form_with url: category_deletions_path(@category),
-          data: {
-            turbo: false,
-            controller: "deletion",
-            deletion_dangerous_action_class: "form-field__submit bg-white text-red-600 border hover:bg-red-50",
-            deletion_safe_action_class: "form-field__submit border border-transparent",
-            deletion_submit_text_when_not_replacing_value: t(".delete_and_leave_uncategorized", category_name: @category.name),
-            deletion_submit_text_when_replacing_value: t(".delete_and_recategorize", category_name: @category.name) } do |f| %>
+    <%= styled_form_with url: category_deletions_path(@category),
+                         class: "space-y-4",
+                         data: {
+                           turbo: false,
+                           controller: "deletion",
+                           deletion_dangerous_action_class: "form-field__submit bg-white text-red-600 border hover:bg-red-50",
+                           deletion_safe_action_class: "form-field__submit border border-transparent",
+                           deletion_submit_text_when_not_replacing_value: t(".delete_and_leave_uncategorized", category_name: @category.name),
+                           deletion_submit_text_when_replacing_value: t(".delete_and_recategorize", category_name: @category.name) } do |f| %>
      <%= f.collection_select :replacement_category_id,
                              Current.family.categories.alphabetically.without(@category),
-            :id, :name,
-            { prompt: t(".replacement_category_prompt"), label: t(".category") },
+                              :id, :name,
+                              { prompt: t(".replacement_category_prompt"), label: t(".category") },
                              { data: { deletion_target: "replacementField", action: "deletion#updateSubmitButton" } } %>

      <%= f.submit t(".delete_and_leave_uncategorized", category_name: @category.name),
-            class: "form-field__submit bg-white text-red-600 border hover:bg-red-50",
+                   class: "form-field__submit bg-white text-red-600 border hover:bg-red-50",
                   data: { deletion_target: "submitButton" } %>
    <% end %>
  </article>
--- a/app/views/help/articles/show.html.erb
+++ b/app/views/help/articles/show.html.erb
@@ -0,0 +1,7 @@
+<%= drawer do %>
+  <div class="prose">
+    <%= tag.h1 @article.title %>
+
+    <%= sanitize(@article.html).html_safe %>
+  </div>
+<% end %>
--- a/app/views/imports/_csv_paste.html.erb
+++ b/app/views/imports/_csv_paste.html.erb
@@ -0,0 +1,25 @@
+<%= styled_form_with model: @import, url: load_import_path(@import), class: "space-y-4" do |form| %>
+    <%= form.text_area :raw_csv_str,
+                       rows: 10,
+                       required: true,
+                       placeholder: "Paste your CSV file contents here",
+                       class: "rounded-md w-full border text-sm border-alpha-black-100 bg-white placeholder:text-gray-400" %>
+
+  <%= form.submit t(".next"), class: "px-4 py-2 mb-4 block w-full rounded-lg bg-gray-900 text-white text-sm font-medium", data: { turbo_confirm: (@import.raw_csv_str? ? { title: t(".confirm_title"), body: t(".confirm_body"), accept: t(".confirm_accept") } : nil) } %>
+<% end %>
+
+<div class="bg-alpha-black-25 rounded-xl p-1 mt-5">
+  <div class="text-gray-500 p-2 mb-2">
+    <div class="flex gap-2 mb-2">
+      <%= lucide_icon("info", class: "w-5 h-5 shrink-0") %>
+      <p class="text-sm"><%= t(".instructions") %></p>
+    </div>
+
+    <ul class="list-disc text-sm pl-10">
+      <li><%= t(".requirement1") %></li>
+      <li><%= t(".requirement2") %></li>
+      <li><%= t(".requirement3") %></li>
+    </ul>
+  </div>
+  <%= render partial: "imports/sample_table" %>
+</div>
--- a/app/views/imports/_csv_upload.html.erb
+++ b/app/views/imports/_csv_upload.html.erb
@@ -0,0 +1,39 @@
+<%= styled_form_with model: @import, url: upload_import_path(@import), class: "dropzone space-y-4", data: { controller: "csv-upload" }, method: :patch, multipart: true do |form| %>
+  <div class="flex items-center justify-center w-full">
+    <label for="import_raw_csv_str" class="csv-drop-box flex flex-col items-center justify-center w-full h-64 border-2 border-gray-300 border-dashed rounded-lg cursor-pointer bg-gray-50" data-action="dragover->csv-upload#dragover dragleave->csv-upload#dragleave drop->csv-upload#drop">
+      <div class="flex flex-col items-center justify-center pt-5 pb-6">
+        <%= lucide_icon "plus", class: "w-5 h-5 text-gray-500" %>
+        <%= form.file_field :raw_csv_str, class: "hidden", direct_upload: false, accept: "text/csv,.csv,application/csv", data: { csv_upload_target: "input", action: "change->csv-upload#addFile" } %>
+        <p class="mb-2 text-sm text-gray-500 mt-3">Drag and drop your csv file here or <span class="text-black">click to browse</span></p>
+        <p class="text-xs text-gray-500">CSV (Max. 5MB)</p>
+        <div class="csv-preview" data-csv-upload-target="preview"></div>
+      </div>
+    </label>
+  </div>
+  <%= form.submit t(".next"), class: "px-4 py-2 mb-4 block w-full rounded-lg bg-alpha-black-25 text-gray text-sm font-medium", data: { csv_upload_target: "submit", turbo_confirm: (@import.raw_csv_str? ? { title: t(".confirm_title"), body: t(".confirm_body"), accept: t(".confirm_accept") } : nil) } %>
+<% end %>
+
+<div id="template-preview" class="hidden">
+  <div class="flex flex-col items-center justify-center">
+    <%= lucide_icon "file-text", class: "w-10 h-10 pt-2 text-black" %>
+    <div class="flex flex-row items-center justify-center gap-0.5">
+      <div><span data-csv-upload-target="filename"></span></div>
+      <div><span data-csv-upload-target="filesize" class="font-semibold"></span></div>
+    </div>
+  </div>
+</div>
+
+<div class="bg-alpha-black-25 rounded-xl p-1 mt-5">
+  <div class="text-gray-500 p-2 mb-2">
+    <div class="flex gap-2 mb-2">
+      <%= lucide_icon("info", class: "w-5 h-5 shrink-0") %>
+      <p class="text-sm">
+        <%= t(".instructions") %>
+        <span class="text-black underline">
+          <%= link_to "download this template", "/transactions.csv", download: "" %>
+        </span>
+      </p>
+    </div>
+  </div>
+  <%= render partial: "imports/sample_table" %>
+</div>
--- a/app/views/imports/_form.html.erb
+++ b/app/views/imports/_form.html.erb
@@ -1,7 +1,7 @@
-<%= form_with model: @import do |form| %>
+<%= styled_form_with model: @import do |form| %>
  <div class="mb-4">
    <%= form.collection_select :account_id, Current.family.accounts.alphabetically, :id, :name, { prompt: t(".select_account"), label: t(".account"), required: true } %>
  </div>

-  <%= form.submit t(".next"), class: "px-4 py-2 block w-full rounded-lg bg-gray-900 text-white text-sm font-medium" %>
+  <%= form.submit t(".next"), class: "px-4 py-2 block w-full rounded-lg bg-gray-900 text-white text-sm font-medium cursor-pointer hover:bg-gray-700" %>
 <% end %>
--- a/app/views/imports/clean.html.erb
+++ b/app/views/imports/clean.html.erb
@@ -24,7 +24,6 @@
          style="grid-template-columns: repeat(<%= @import.expected_fields.size %>, 1fr);">
          <% row.fields.each_with_index do |value, col_index| %>
            <%= form_with model: @import,
-                          builder: ActionView::Helpers::FormBuilder,
                          url: clean_import_url(@import),
                          method: :patch,
                          data: { turbo: false, controller: "auto-submit-form", "auto-submit-form-trigger-event-value" => "blur" } do |form| %>
@@ -44,6 +43,6 @@
  </div>

  <% if @import.csv.valid? %>
-    <%= link_to "Next", confirm_import_path(@import), class: "px-4 py-2 block w-60 text-center mx-auto rounded-lg bg-gray-900 text-white text-sm font-medium", data: { turbo: false } %>
+    <%= link_to "Next", confirm_import_path(@import), class: "px-4 py-2 block w-60 text-center mx-auto rounded-lg bg-gray-900 text-white text-sm font-medium hover:bg-gray-700", data: { turbo: false } %>
  <% end %>
 </div>
--- a/Show More
+++ b/Show More
				`@@ -0,0 +1 @@`
				`<div class="h-px bg-alpha-black-50 ml-16 mr-4"></div>`