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🗄️Developer Resource // JSON Endpoint

NDSN JSON Data API

Real-time normalized JSON data for NDSN. Free API for developers. No login required.

Download as CSV

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

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

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{
  "symbol": "NDSN",
  "timestamp": "2026-03-02T18:15:10.076Z",
  "price": null,
  "change_24h": null,
  "history_sample": []
}
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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 NDSN
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Need to archive this data?

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