🗄️Developer Resource // JSON Endpoint
COLM JSON Data API
Absolute endpoints (copy‑paste)
JSON:
https://www.pocketportfolio.app/api/tickers/COLM/json?range=maxCSV:
https://www.pocketportfolio.app/api/tickers/COLM/csv?range=maxAccess 341 data points for COLM spanning 29 years (1998–Jul 24, 2026). Optimized JSON format (50.0 KB).
Chart where your browser is the vault — wire this endpoint to the Terminal.
Minimal cloud, maximal local control — start from this stateless slice.
Download as CSV
Prefer CSV format? Download COLM historical data as a CSV file for Excel, Google Sheets, or any spreadsheet application.
GET /api/tickers/COLM/json● 200 OK (Live)Tired of exporting to Excel? Track COLM and analyze your portfolio locally with Pocket Portfolio.
Start Free — Local First{
"symbol": "COLM",
"timestamp": "2026-07-24T21:34:28.139Z",
"price": 62.43,
"change_24h": 1.1339705167665688,
"history_sample": [
{
"date": "1998-04-01",
"open": 7.17,
"high": 8.56,
"low": 6.79,
"close": 7.08,
"volume": 16866000
},
{
"date": "1998-05-01",
"open": 7.08,
"high": 7.13,
"low": 6.08,
"close": 6.98,
"volume": 8351100
}
]
}💻
Import via CLI
Don't scrape. Use our open-source importer to normalize this dataset directly into your local database.
npx pocket-portfolio --import COLM🛡️
Need to archive this data?
Don't rely on ephemeral endpoints. Automatically sync COLM.json updates to your private Google Drive for backtesting and compliance.
Enable Sovereign SyncIncludes unlimited API calls & historical CSV exports.
Dataset Specifications
- Format: Standardized JSON (OHLCV)
- Frequency: End-of-Day (EOD) + Real-time delay
- Adjustments: Split-adjusted, Dividend-adjusted
- Source: Multi-provider aggregation (AlphaVantage, Yahoo fallback)