🗄️Developer Resource // JSON Endpoint
CNTB JSON Data API
Access 268 data points for CNTB spanning 6 years (2021–Apr 22, 2026). Optimized JSON format (39.3 KB).
Route this JSON into your sovereign workspace — command the Terminal.
Endpoint-first sovereignty: no shared warehouse of your raw ledger.
Download as CSV
Prefer CSV format? Download CNTB historical data as a CSV file for Excel, Google Sheets, or any spreadsheet application.
GET /api/tickers/CNTB/json● 200 OK (Live)Tired of exporting to Excel? Track CNTB and analyze your portfolio locally with Pocket Portfolio.
Start Free — Local First{
"symbol": "CNTB",
"timestamp": "2026-04-22T20:51:56.235Z",
"price": 2.6,
"change_24h": 0.7751937984496131,
"history_sample": [
{
"date": "2021-03-15",
"open": 19.55,
"high": 23.29,
"low": 18,
"close": 18.49,
"volume": 3201100
},
{
"date": "2021-03-22",
"open": 18.25,
"high": 19.88,
"low": 15.29,
"close": 15.9,
"volume": 2183800
}
]
}💻
Import via CLI
Don't scrape. Use our open-source importer to normalize this dataset directly into your local database.
npx pocket-portfolio --import CNTB🛡️
Need to archive this data?
Don't rely on ephemeral endpoints. Automatically sync CNTB.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)