Launch AppUtility
🗄️Developer Resource // JSON Endpoint

DYN JSON Data API

Access 287 data points for DYN spanning 6 years (2020–Mar 6, 2026). Optimized JSON format (42.0 KB).

Download as CSV

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

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

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{
  "symbol": "DYN",
  "timestamp": "2026-03-09T03:23:11.820Z",
  "price": 14.86,
  "change_24h": -2.236842105263157,
  "history_sample": [
    {
      "date": "2020-09-14",
      "open": 22.59,
      "high": 27.11,
      "low": 22,
      "close": 22.8,
      "volume": 2701200
    },
    {
      "date": "2020-09-21",
      "open": 22.18,
      "high": 23.23,
      "low": 21.07,
      "close": 22,
      "volume": 932400
    }
  ]
}
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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 DYN
🛡️

Need to archive this data?

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