🗄️Developer Resource // JSON Endpoint

ATMU JSON Data API

Absolute endpoints (copy‑paste)
JSON:https://www.pocketportfolio.app/api/tickers/ATMU/json?range=max
CSV:https://www.pocketportfolio.app/api/tickers/ATMU/csv?range=max

Access 167 data points for ATMU spanning 4 years (2023–Jul 24, 2026). Optimized JSON format (24.5 KB).

Route this JSON into your sovereign workspace — command the Terminal.
Endpoint-first sovereignty: no shared warehouse of your raw ledger.

Download as CSV

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

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

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

Start Free — Local First
{
  "symbol": "ATMU",
  "timestamp": "2026-07-24T22:30:36.574Z",
  "price": 53.56,
  "change_24h": 0.9042954031650414,
  "history_sample": [
    {
      "date": "2023-05-22",
      "open": 21.67,
      "high": 22.5,
      "low": 21.51,
      "close": 21.65,
      "volume": 6277900
    },
    {
      "date": "2023-05-29",
      "open": 21.27,
      "high": 21.9,
      "low": 19.1,
      "close": 20.59,
      "volume": 4699200
    }
  ]
}
💻

Import via CLI

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

npx pocket-portfolio --import ATMU
🛡️

Need to archive this data?

Don't rely on ephemeral endpoints. Automatically sync ATMU.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