🗄️Developer Resource // JSON Endpoint
BAK JSON Data API
Absolute endpoints (copy‑paste)
JSON:
https://www.pocketportfolio.app/api/tickers/BAK/json?range=maxCSV:
https://www.pocketportfolio.app/api/tickers/BAK/csv?range=maxAccess 330 data points for BAK spanning 28 years (1999–Jun 5, 2026). Optimized JSON format (48.3 KB).
Local-first charts from this JSON — open the Terminal.
Parse and visualize without shipping raw ledgers to a vendor database.
Download as CSV
Prefer CSV format? Download BAK historical data as a CSV file for Excel, Google Sheets, or any spreadsheet application.
GET /api/tickers/BAK/json● 200 OK (Live)Tired of exporting to Excel? Track BAK and analyze your portfolio locally with Pocket Portfolio.
Start Free — Local First{
"symbol": "BAK",
"timestamp": "2026-06-07T03:11:07.808Z",
"price": 3.48,
"change_24h": -7.446808510638293,
"history_sample": [
{
"date": "1999-02-01",
"open": 2,
"high": 2.25,
"low": 1.84,
"close": 1.84,
"volume": 305600
},
{
"date": "1999-03-01",
"open": 1.91,
"high": 2.81,
"low": 1.91,
"close": 2.81,
"volume": 138200
}
]
}💻
Import via CLI
Don't scrape. Use our open-source importer to normalize this dataset directly into your local database.
npx pocket-portfolio --import BAK🛡️
Need to archive this data?
Don't rely on ephemeral endpoints. Automatically sync BAK.json updates to your private Google Drive for backtesting and compliance.
Enable Sovereign SyncIncludes 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)