🗄️Developer Resource // JSON Endpoint

BOS JSON Data API

Access 205 data points for BOS spanning 17 years (2009–Feb 1, 2026). Optimized JSON format (30.0 KB).

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Download as CSV

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

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

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{
  "symbol": "BOS",
  "timestamp": "2026-04-22T17:55:06.631Z",
  "price": 19.13,
  "change_24h": 0.6842105263157842,
  "history_sample": [
    {
      "date": "2009-02-01",
      "open": 47.1,
      "high": 47.64,
      "low": 42.07,
      "close": 45.7,
      "volume": 79278
    },
    {
      "date": "2009-03-01",
      "open": 46.67,
      "high": 46.67,
      "low": 38.64,
      "close": 38.64,
      "volume": 46802
    }
  ]
}
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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 BOS
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Need to archive this data?

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