🗄️Developer Resource // JSON Endpoint

GRES JSON Data API

Access 170 data points for GRES spanning 15 years (2009–Dec 1, 2023). Optimized JSON format (24.9 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 GRES historical data as a CSV file for Excel, Google Sheets, or any spreadsheet application.

GET /api/tickers/GRES/json● 200 OK (Live)

Tired of exporting to Excel? Track GRES and analyze your portfolio locally with Pocket Portfolio.

Start Free — Local First
{
  "symbol": "GRES",
  "timestamp": "2026-04-22T19:18:22.159Z",
  "price": 32.752,
  "change_24h": -0.5837125086888959,
  "history_sample": [
    {
      "date": "2009-11-01",
      "open": 24.62,
      "high": 27.11,
      "low": 23.65,
      "close": 25.3,
      "volume": 102395
    },
    {
      "date": "2009-12-01",
      "open": 25.85,
      "high": 28.6,
      "low": 25,
      "close": 25.9,
      "volume": 59321
    }
  ]
}
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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 GRES
🛡️

Need to archive this data?

Don't rely on ephemeral endpoints. Automatically sync GRES.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)
> system_ready. Initialize Sovereign reasoning for this asset?[Y]— open Terminal