🗄️Developer Resource // JSON Endpoint

ADTN JSON Data API

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

Access 384 data points for ADTN spanning 32 years (1994–Jul 24, 2026). Optimized JSON format (56.3 KB).

Private ledger analysis — connect this API slice to the Terminal.
Keep sensitive rows off shared analyst lakes — bounded, explicit flows.

Download as CSV

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

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

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

Start Free — Local First
{
  "symbol": "ADTN",
  "timestamp": "2026-07-24T21:39:42.209Z",
  "price": 9.85,
  "change_24h": -2.9556650246305485,
  "history_sample": [
    {
      "date": "1994-09-01",
      "open": 6.69,
      "high": 8.81,
      "low": 6.63,
      "close": 8.41,
      "volume": 6801600
    },
    {
      "date": "1994-10-01",
      "open": 8.38,
      "high": 9.13,
      "low": 7.25,
      "close": 9.13,
      "volume": 6468400
    }
  ]
}
💻

Import via CLI

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

npx pocket-portfolio --import ADTN
🛡️

Need to archive this data?

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