🗄️Developer Resource // JSON Endpoint
CSGP JSON Data API
Access 335 data points for CSGP spanning 28 years (1998–Apr 22, 2026). Optimized JSON format (49.1 KB).
Private ledger analysis — connect this API slice to the Terminal.
Keep sensitive rows off shared analyst lakes — bounded, explicit flows.
Download as CSV
Prefer CSV format? Download CSGP historical data as a CSV file for Excel, Google Sheets, or any spreadsheet application.
GET /api/tickers/CSGP/json● 200 OK (Live)Tired of exporting to Excel? Track CSGP and analyze your portfolio locally with Pocket Portfolio.
Start Free — Local First{
"symbol": "CSGP",
"timestamp": "2026-04-22T19:21:17.940Z",
"price": 38.65,
"change_24h": -0.6682086867129222,
"history_sample": [
{
"date": "1998-07-01",
"open": 0.9,
"high": 1.09,
"low": 0.9,
"close": 1.08,
"volume": 17704000
},
{
"date": "1998-08-01",
"open": 1.05,
"high": 1.05,
"low": 0.66,
"close": 0.66,
"volume": 6509000
}
]
}💻
Import via CLI
Don't scrape. Use our open-source importer to normalize this dataset directly into your local database.
npx pocket-portfolio --import CSGP🛡️
Need to archive this data?
Don't rely on ephemeral endpoints. Automatically sync CSGP.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)