🗄️Developer Resource // JSON Endpoint
CLWT JSON Data API
Access 350 data points for CLWT spanning 30 years (1997–May 1, 2026). Optimized JSON format (51.3 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 CLWT historical data as a CSV file for Excel, Google Sheets, or any spreadsheet application.
GET /api/tickers/CLWT/json● 200 OK (Live)Tired of exporting to Excel? Track CLWT and analyze your portfolio locally with Pocket Portfolio.
Start Free — Local First{
"symbol": "CLWT",
"timestamp": "2026-05-01T17:46:25.016Z",
"price": 1.2,
"change_24h": -4.13038267955581,
"history_sample": [
{
"date": "1997-04-01",
"open": 11.33,
"high": 14.27,
"low": 8.81,
"close": 14.27,
"volume": 407357
},
{
"date": "1997-05-01",
"open": 14.27,
"high": 15.95,
"low": 12.59,
"close": 12.59,
"volume": 203827
}
]
}💻
Import via CLI
Don't scrape. Use our open-source importer to normalize this dataset directly into your local database.
npx pocket-portfolio --import CLWT🛡️
Need to archive this data?
Don't rely on ephemeral endpoints. Automatically sync CLWT.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)