Launch AppUtility
🗄️Developer Resource // JSON Endpoint

ALT JSON Data API

Access 460 data points for ALT spanning 9 years (2017–Mar 6, 2026). Optimized JSON format (67.4 KB).

Download as CSV

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

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

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{
  "symbol": "ALT",
  "timestamp": "2026-03-08T09:45:17.065Z",
  "price": 3.54,
  "change_24h": 0.9985734664764663,
  "history_sample": [
    {
      "date": "2017-05-22",
      "open": 135,
      "high": 137.7,
      "low": 131.7,
      "close": 133.2,
      "volume": 1510
    },
    {
      "date": "2017-05-29",
      "open": 132,
      "high": 133.77,
      "low": 123.3,
      "close": 128.1,
      "volume": 7914
    }
  ]
}
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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 ALT
🛡️

Need to archive this data?

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