🗄️Developer Resource // JSON Endpoint
CIG JSON Data API
Access 354 data points for CIG spanning 30 years (1996–Apr 22, 2026). Optimized JSON format (51.9 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 CIG historical data as a CSV file for Excel, Google Sheets, or any spreadsheet application.
GET /api/tickers/CIG/json● 200 OK (Live)Tired of exporting to Excel? Track CIG and analyze your portfolio locally with Pocket Portfolio.
Start Free — Local First{
"symbol": "CIG",
"timestamp": "2026-04-22T20:51:18.506Z",
"price": 2.63,
"change_24h": -2.5925925925926028,
"history_sample": [
{
"date": "1996-12-01",
"open": 2.91,
"high": 3.18,
"low": 2.73,
"close": 3.11,
"volume": 19016852
},
{
"date": "1997-01-01",
"open": 3.04,
"high": 3.93,
"low": 3,
"close": 3.82,
"volume": 40324740
}
]
}💻
Import via CLI
Don't scrape. Use our open-source importer to normalize this dataset directly into your local database.
npx pocket-portfolio --import CIG🛡️
Need to archive this data?
Don't rely on ephemeral endpoints. Automatically sync CIG.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)