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🗄️Developer Resource // JSON Endpoint

GLTR JSON Data API

Access 184 data points for GLTR spanning 16 years (2010–Jan 21, 2026). Optimized JSON format (27.0 KB).

GET /api/tickers/GLTR/json● 200 OK (Live)
{
  "symbol": "GLTR",
  "timestamp": "2026-01-21T23:50:27.339Z",
  "price": 244.41,
  "change_24h": 0.12289541600097617,
  "history_sample": [
    {
      "date": "2010-11-01",
      "open": 79.03,
      "high": 86.9,
      "low": 76.72,
      "close": 83.29,
      "volume": 2744900
    },
    {
      "date": "2010-12-01",
      "open": 83.97,
      "high": 88.48,
      "low": 82.91,
      "close": 88.4,
      "volume": 1310300
    }
  ]
}
💻

Import via CLI

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

npx pocket-portfolio --import GLTR
🛡️

Need to archive this data?

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

Enable Sovereign Sync

Includes 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)