🗄️Developer Resource // JSON Endpoint
FLAG JSON Data API
Access 254 data points for FLAG spanning 2 years (2025–Apr 21, 2026). Optimized JSON format (37.2 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 FLAG historical data as a CSV file for Excel, Google Sheets, or any spreadsheet application.
GET /api/tickers/FLAG/json● 200 OK (Live)Tired of exporting to Excel? Track FLAG and analyze your portfolio locally with Pocket Portfolio.
Start Free — Local First{
"symbol": "FLAG",
"timestamp": "2026-04-22T20:51:19.986Z",
"price": 27.5287,
"change_24h": 0.14114274697253154,
"history_sample": [
{
"date": "2025-04-16",
"open": 25.03,
"high": 25.03,
"low": 24.68,
"close": 24.68,
"volume": 1500
},
{
"date": "2025-04-17",
"open": 24.69,
"high": 24.69,
"low": 24.69,
"close": 24.69,
"volume": 1500
}
]
}💻
Import via CLI
Don't scrape. Use our open-source importer to normalize this dataset directly into your local database.
npx pocket-portfolio --import FLAG🛡️
Need to archive this data?
Don't rely on ephemeral endpoints. Automatically sync FLAG.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)