ATH Tracker was built to help you instantly see how far any stock has fallen from its all-time high. We created this site with one simple hope — that it helps you make better investment decisions. Welcome, and happy investing!
Welcome! Here's everything you need to know to get the most out of your stock watchlist tracker.
🔍 1 Searching & Adding Stocks
Use the formula bar at the top to search and add any stock. Click the search bar, type a ticker or company name, then press Enter or click + Add.
A1
✕ ✓ fx
AAPL
+ Add
AAPLApple Inc.
AAPLWApple Inc. Warrant
AAPL.BAApple Inc. (Buenos Aires)
Click the search bar at the top of the page.
Type a ticker (e.g. AAPL, 005930.KS) or a company name (e.g. Samsung).
An autocomplete dropdown appears — use ↑↓ to navigate, Enter to select.
Press Enter or click + Add to add the stock to your watchlist.
💡 Supported markets: US stocks (NYSE / NASDAQ), Korean stocks (.KS = KOSPI, .KQ = KOSDAQ), and ETFs.
↕ 2 Sorting Columns
Click any column header in the top data row to sort. Click again to reverse. Click a third time to reset.
Ticker ▼
Company ▼
Daily Chg ▲ ← active
% from ATH ▼
NVDA
NVIDIA Corporation
▲ +3.21%
−28.4%
AAPL
Apple Inc.
▲ +0.82%
−11.2%
TSLA
Tesla, Inc.
▼ −1.59%
−52.1%
1st click — ascending ▲ (lowest → highest)
2nd click — descending ▼ (highest → lowest)
3rd click — back to original order
💡 Sort order is saved automatically and restored on your next visit.
🌙 3 Dark Mode & All Black Mode
Two appearance toggles live in the Data group of the ribbon (top-right). Look for the 🌙 Dark and 🖌 All Black buttons.
Normal Mode
▲ +2.34%
▼ −1.12%
Dark Mode (🌙)
▲ +2.34%
▼ −1.12%
All Black Mode (🖌)
▲ +2.34%
▼ −1.12%
💡 Both settings are saved — they persist across browser sessions.
⇄ 4 Moving Columns & Rows
Drag any column letter (A, B, C…) in the top header row to reorder columns. Drag any row number on the left to reorder rows.
You can also click any row to select it — ▲ / ▼ buttons will appear to the left of the row number. Click them to move the row up or down one position at a time. Note: manually moving a row will clear the active sort column.
💡 Drag-and-drop and the ▲▼ buttons both save the order automatically.
A
B ↔ dragging…
C
D
1
Ticker ▼
Company ▼
Price ▼
Chg ▼
2
AAPL
Apple Inc.
$293
▼ −0.4%
3↕
NVDA
NVIDIA Corporation
$199
▲ +0.6%
4
TSLA
Tesla, Inc.
$376
▼ −1.6%
💡 Column order and row order are both saved automatically.
🗂 5 Market Filter (All / US / KR)
Use the Filter group in the ribbon to show only US stocks, only Korean stocks, or all at once.
Filter group — ribbon right side
ALLAll — show every stock (default)
US미국 — show US stocks only (NYSE / NASDAQ)
KR한국 — show Korean stocks only (KOSPI / KOSDAQ)
Each stock row shows a US or KR badge next to its ticker.
Filter works independently from sorting — combine them freely.
Your filter selection is saved automatically.
💡 Korean stocks end in .KS (KOSPI) or .KQ (KOSDAQ) — detected automatically.
🌐 6 Language Toggle
Switch the entire interface between English and Korean (한국어) using the 🌐 button in the Data group of the ribbon.
Data group — ribbon top-right
🌙Dark — toggle dark mode
🖌All Black — monochrome mode
🌐한국어 / English — language toggle
Click 🌐 한국어 to switch to Korean.
Click 🌐 English to switch back to English.
Column headers, tabs, menus, and this manual all change language.
Your language preference is saved automatically.
💡 The language setting persists across browser sessions.
👁 6 Hiding & Showing Columns
Right-click on any cell in a column to open the column context menu.
Ticker ▼
Daily Chg ▼ ← right-click
% from ATH ▼
AAPL
▼ −0.41%
−11.2%
🙈 Hide column "Daily Chg"
Show hidden columns
↩ % from ATH
↩ All-Time High
Hide column — the column disappears from the grid.
Show hidden columns — listed below the separator; click to restore.
💡 Hidden column state is saved and restored on the next visit.
🔡 7 Font Size
Adjust the table's text size using the ─ / ＋ buttons in the bottom-right status bar. Sizes range from 70 % to 150 %. Your preference is saved automatically.
Click ＋ to increase, ─ to decrease the font size.
The current percentage is displayed between the two buttons.
💡 Font size preference is preserved across sessions.
📬 8 Request Board
Click the Comments button in the title bar or the Request tab at the bottom to open the request board. Anyone can submit a feature request or suggestion.
Submit — type your request and click Submit. All visitors can see it.
KR / US badge — automatically detected from the language of your post.
Translate — click the Translate link under any post to toggle between the original and a translated version.
Delete — only the site owner can delete posts (requires a password).
💡 Requests are stored in the cloud and shared across all visitors in real time.
📱 9 Add to Home Screen (iOS & Android)
ATH Tracker works as a standalone app when added to your phone's home screen — no install required.
iOS (Safari)
Open ath-tracker.pages.dev in Safari.
Tap the Share button ⬆ at the bottom of the screen.
Scroll down and tap Add to Home Screen.
Tap Add in the top-right corner.
💡 The ATH Tracker icon will appear on your home screen. Tap it to open the app in full-screen mode.
Android (Chrome)
Open ath-tracker.pages.dev in Chrome.
Tap the ⋮ menu in the top-right corner.
Tap Add to Home screen.
Tap Add to confirm.
💡 On some Android devices, Chrome shows an install banner at the bottom automatically — you can tap that too.
ATH Tracker — User Manual