🗄️Developer Resource // JSON Endpoint

ATHM JSON Data API

Access 149 data points for ATHM spanning 13 years (2014–Apr 22, 2026). Optimized JSON format (21.8 KB).

Programmable Sovereign Interface — chart this JSON in the Terminal.
Local-first analysis. Stateless data. Your browser is the vault.

Download as CSV

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

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

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{
  "symbol": "ATHM",
  "timestamp": "2026-04-22T17:55:04.601Z",
  "price": 18.715,
  "change_24h": 0.08021390374331855,
  "history_sample": [
    {
      "date": "2014-01-01",
      "open": 37.4,
      "high": 38.65,
      "low": 28.52,
      "close": 32.46,
      "volume": 11217800
    },
    {
      "date": "2014-02-01",
      "open": 32.5,
      "high": 45.75,
      "low": 30.19,
      "close": 41.2,
      "volume": 8173300
    }
  ]
}
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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 ATHM
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Need to archive this data?

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