Launch AppUtility
🗄️Developer Resource // JSON Endpoint

GNPX JSON Data API

Access 413 data points for GNPX spanning 8 years (2018–Feb 13, 2026). Optimized JSON format (60.5 KB).

Download as CSV

Prefer CSV format? Download GNPX historical data as a CSV file for Excel, Google Sheets, or any spreadsheet application.

GET /api/tickers/GNPX/json● 200 OK (Live)
{
  "symbol": "GNPX",
  "timestamp": "2026-02-14T04:06:20.469Z",
  "price": 2.02,
  "change_24h": -0.980392156862746,
  "history_sample": [
    {
      "date": "2018-03-26",
      "open": 9360,
      "high": 11000,
      "low": 9000,
      "close": 9400,
      "volume": 74
    },
    {
      "date": "2018-04-02",
      "open": 9900,
      "high": 11780,
      "low": 7680,
      "close": 10900,
      "volume": 185
    }
  ]
}
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Import via CLI

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

npx pocket-portfolio --import GNPX
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Need to archive this data?

Don't rely on ephemeral endpoints. Automatically sync GNPX.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)