ποΈDeveloper Resource // JSON Endpoint
CTRN JSON Data API
Access 251 data points for CTRN spanning 21 years (2005βMar 6, 2026). Optimized JSON format (36.8 KB).
Download as CSV
Prefer CSV format? Download CTRN historical data as a CSV file for Excel, Google Sheets, or any spreadsheet application.
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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 CTRNπ‘οΈ
Need to archive this data?
Don't rely on ephemeral endpoints. Automatically sync CTRN.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)