🗄️Developer Resource // JSON Endpoint

CLFD JSON Data API

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

Access 161 data points for CLFD spanning 40 years (1986–May 22, 2026). Optimized JSON format (23.6 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 CLFD historical data as a CSV file for Excel, Google Sheets, or any spreadsheet application.

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

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

Start Free — Local First
{
  "symbol": "CLFD",
  "timestamp": "2026-05-25T02:06:16.643Z",
  "price": 43.73,
  "change_24h": 2.2206638616175685,
  "history_sample": [
    {
      "date": "1986-08-01",
      "open": 1.56,
      "high": 2.25,
      "low": 1.56,
      "close": 2.06,
      "volume": 397000
    },
    {
      "date": "1986-11-01",
      "open": 2.06,
      "high": 2.19,
      "low": 1.81,
      "close": 2,
      "volume": 705400
    }
  ]
}
💻

Import via CLI

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

npx pocket-portfolio --import CLFD
🛡️

Need to archive this data?

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