🗄️Developer Resource // JSON Endpoint

COPP JSON Data API

Name: COPP Historical Stock Data
Creator: Pocket Portfolio
License: https://www.pocketportfolio.app

Real-time normalized JSON data for COPP. Free API for developers. No login required.

Prefer CSV format? Download COPP historical data as a CSV file for Excel, Google Sheets, or any spreadsheet application.

GET /api/tickers/COPP/json● 200 OK (Live)

Tired of exporting to Excel? Track COPP and analyze your portfolio locally with Pocket Portfolio.

{
  "symbol": "COPP",
  "timestamp": "2026-03-07T23:43:42.934Z",
  "price": 37.31,
  "change_24h": -3.2918610679108244,
  "history_sample": []
}

💻

Don't scrape. Use our open-source importer to normalize this dataset directly into your local database.

npx pocket-portfolio --import COPP

🛡️

Don't rely on ephemeral endpoints. Automatically sync COPP.json updates to your private Google Drive for backtesting and compliance.

Includes unlimited API calls & historical CSV exports.