Launch AppUtility
🗄️Developer Resource // JSON Endpoint

ZMT JSON Data API

Access 76 data points for ZMT spanning 7 years (2011–Jan 1, 2018). Optimized JSON format (11.1 KB).

Download as CSV

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

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

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{
  "symbol": "ZMT",
  "timestamp": "2026-03-09T03:24:04.337Z",
  "price": 0.812,
  "change_24h": 2.5252525252525273,
  "history_sample": [
    {
      "date": "2011-10-01",
      "open": 1.62,
      "high": 1.62,
      "low": 0.97,
      "close": 1.23,
      "volume": 905500
    },
    {
      "date": "2011-11-01",
      "open": 1.15,
      "high": 1.4,
      "low": 1.15,
      "close": 1.4,
      "volume": 520753
    }
  ]
}
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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 ZMT
🛡️

Need to archive this data?

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