🗄️Developer Resource // JSON Endpoint
CATY JSON Data API
Absolute endpoints (copy‑paste)
JSON:
https://www.pocketportfolio.app/api/tickers/CATY/json?range=maxCSV:
https://www.pocketportfolio.app/api/tickers/CATY/csv?range=maxAccess 428 data points for CATY spanning 36 years (1991–Jul 24, 2026). Optimized JSON format (62.7 KB).
Route this JSON into your sovereign workspace — command the Terminal.
Endpoint-first sovereignty: no shared warehouse of your raw ledger.
Download as CSV
Prefer CSV format? Download CATY historical data as a CSV file for Excel, Google Sheets, or any spreadsheet application.
GET /api/tickers/CATY/json● 200 OK (Live)Tired of exporting to Excel? Track CATY and analyze your portfolio locally with Pocket Portfolio.
Start Free — Local First{
"symbol": "CATY",
"timestamp": "2026-07-24T21:38:17.096Z",
"price": 62.92,
"change_24h": 0.6237006237006246,
"history_sample": [
{
"date": "1991-01-01",
"open": 3.65,
"high": 3.96,
"low": 3.59,
"close": 3.7,
"volume": 289920
},
{
"date": "1991-02-01",
"open": 3.75,
"high": 3.91,
"low": 3.67,
"close": 3.8,
"volume": 363840
}
]
}💻
Import via CLI
Don't scrape. Use our open-source importer to normalize this dataset directly into your local database.
npx pocket-portfolio --import CATY🛡️
Need to archive this data?
Don't rely on ephemeral endpoints. Automatically sync CATY.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)