Launch AppUtility
🗄️Developer Resource // JSON Endpoint

ATLCL JSON Data API

Access 225 data points for ATLCL spanning 5 years (2021–Mar 9, 2026). Optimized JSON format (33.0 KB).

Download as CSV

Prefer CSV format? Download ATLCL historical data as a CSV file for Excel, Google Sheets, or any spreadsheet application.

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

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

Start Free — Local First
{
  "symbol": "ATLCL",
  "timestamp": "2026-03-09T18:36:23.086Z",
  "price": 25.03,
  "change_24h": 0.12000000000000455,
  "history_sample": [
    {
      "date": "2021-11-22",
      "open": 25.2,
      "high": 25.2,
      "low": 24.75,
      "close": 25,
      "volume": 388400
    },
    {
      "date": "2021-11-29",
      "open": 25.1,
      "high": 25.7,
      "low": 25.07,
      "close": 25.7,
      "volume": 1267500
    }
  ]
}
💻

Import via CLI

Don't scrape. Use our open-source importer to normalize this dataset directly into your local database.

npx pocket-portfolio --import ATLCL
🛡️

Need to archive this data?

Don't rely on ephemeral endpoints. Automatically sync ATLCL.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)