🗄️Developer Resource // JSON Endpoint

ALC JSON Data API

Access 369 data points for ALC spanning 8 years (2019–Apr 22, 2026). Optimized JSON format (54.1 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 ALC historical data as a CSV file for Excel, Google Sheets, or any spreadsheet application.

GET /api/tickers/ALC/json● 200 OK (Live)

Tired of exporting to Excel? Track ALC and analyze your portfolio locally with Pocket Portfolio.

Start Free — Local First
{
  "symbol": "ALC",
  "timestamp": "2026-04-22T17:56:11.711Z",
  "price": 76.87,
  "change_24h": -1.2207658699562949,
  "history_sample": [
    {
      "date": "2019-04-08",
      "open": 57.95,
      "high": 58.73,
      "low": 53.78,
      "close": 54.43,
      "volume": 26253700
    },
    {
      "date": "2019-04-15",
      "open": 55.09,
      "high": 57.5,
      "low": 54.73,
      "close": 55.33,
      "volume": 16698200
    }
  ]
}
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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 ALC
🛡️

Need to archive this data?

Don't rely on ephemeral endpoints. Automatically sync ALC.json updates to your private Google Drive for backtesting and compliance.

Enable Sovereign Sync

Includes 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)
> system_ready. Initialize Sovereign reasoning for this asset?[Y]— open Terminal