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🗄️Developer Resource // JSON Endpoint

DUSA JSON Data API

Access 473 data points for DUSA spanning 10 years (2017–Jan 21, 2026). Optimized JSON format (69.3 KB).

GET /api/tickers/DUSA/json● 200 OK (Live)
{
  "symbol": "DUSA",
  "timestamp": "2026-01-22T05:43:59.262Z",
  "price": 51.62,
  "change_24h": 0.899139953088352,
  "history_sample": [
    {
      "date": "2017-01-09",
      "open": 20.23,
      "high": 20.29,
      "low": 20.15,
      "close": 20.17,
      "volume": 66700
    },
    {
      "date": "2017-01-16",
      "open": 20.13,
      "high": 20.13,
      "low": 19.85,
      "close": 19.93,
      "volume": 222300
    }
  ]
}
💻

Import via CLI

Don't scrape. Use our open-source importer to normalize this dataset directly into your local database.

npx pocket-portfolio --import DUSA
🛡️

Need to archive this data?

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