🗄️Developer Resource // JSON Endpoint

ATST JSON Data API

Access 159 data points for ATST spanning 14 years (2010–Nov 1, 2023). Optimized JSON format (23.3 KB).

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Download as CSV

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

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

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{
  "symbol": "ATST",
  "timestamp": "2026-04-22T20:52:18.865Z",
  "price": null,
  "change_24h": null,
  "history_sample": [
    {
      "date": "2010-09-01",
      "open": 3.1,
      "high": 3.19,
      "low": 3.1,
      "close": 3.19,
      "volume": 1039847
    },
    {
      "date": "2010-10-01",
      "open": 3.19,
      "high": 3.19,
      "low": 3.19,
      "close": 3.19,
      "volume": 0
    }
  ]
}
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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 ATST
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Need to archive this data?

Don't rely on ephemeral endpoints. Automatically sync ATST.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