🗄️Developer Resource // JSON Endpoint

CPOP JSON Data API

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

Access 256 data points for CPOP spanning 5 years (2021–May 18, 2026). Optimized JSON format (37.5 KB).

Programmable Sovereign Interface — chart this JSON in the Terminal.
Local-first analysis. Stateless data. Your browser is the vault.

Download as CSV

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

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

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

Start Free — Local First
{
  "symbol": "CPOP",
  "timestamp": "2026-05-25T14:53:13.060Z",
  "price": 0.2291,
  "change_24h": -1.1647972389991406,
  "history_sample": [
    {
      "date": "2021-06-28",
      "open": 122.6,
      "high": 780,
      "low": 122.6,
      "close": 534,
      "volume": 1256930
    },
    {
      "date": "2021-07-05",
      "open": 439.2,
      "high": 475.2,
      "low": 180,
      "close": 180.2,
      "volume": 775040
    }
  ]
}
💻

Import via CLI

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

npx pocket-portfolio --import CPOP
🛡️

Need to archive this data?

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