🗄️Developer Resource // JSON Endpoint

CPNG JSON Data API

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

Access 282 data points for CPNG spanning 6 years (2021–Jul 24, 2026). Optimized JSON format (41.3 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 CPNG historical data as a CSV file for Excel, Google Sheets, or any spreadsheet application.

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

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

Start Free — Local First
{
  "symbol": "CPNG",
  "timestamp": "2026-07-24T21:40:47.014Z",
  "price": 15.5,
  "change_24h": -0.8317338451695508,
  "history_sample": [
    {
      "date": "2021-03-08",
      "open": 63.5,
      "high": 69,
      "low": 46.25,
      "close": 48.47,
      "volume": 122105100
    },
    {
      "date": "2021-03-15",
      "open": 50.13,
      "high": 51.85,
      "low": 42.7,
      "close": 44.89,
      "volume": 77034900
    }
  ]
}
💻

Import via CLI

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

npx pocket-portfolio --import CPNG
🛡️

Need to archive this data?

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