🗄️Developer Resource // JSON Endpoint
ASGN JSON Data API
Access 404 data points for ASGN spanning 34 years (1992–Apr 22, 2026). Optimized JSON format (59.2 KB).
Chart where your browser is the vault — wire this endpoint to the Terminal.
Minimal cloud, maximal local control — start from this stateless slice.
Download as CSV
Prefer CSV format? Download ASGN historical data as a CSV file for Excel, Google Sheets, or any spreadsheet application.
GET /api/tickers/ASGN/json● 200 OK (Live)Tired of exporting to Excel? Track ASGN and analyze your portfolio locally with Pocket Portfolio.
Start Free — Local First{
"symbol": "ASGN",
"timestamp": "2026-04-22T20:52:10.372Z",
"price": 40.43,
"change_24h": -0.2959309494451232,
"history_sample": [
{
"date": "1992-10-01",
"open": 1.97,
"high": 2.19,
"low": 1.84,
"close": 2.09,
"volume": 3133200
},
{
"date": "1992-11-01",
"open": 2.09,
"high": 2.53,
"low": 2.06,
"close": 2.5,
"volume": 2124800
}
]
}💻
Import via CLI
Don't scrape. Use our open-source importer to normalize this dataset directly into your local database.
npx pocket-portfolio --import ASGN🛡️
Need to archive this data?
Don't rely on ephemeral endpoints. Automatically sync ASGN.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)