🗄️Developer Resource // JSON Endpoint

COLB JSON Data API

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

Access 410 data points for COLB spanning 35 years (1992–Jul 24, 2026). Optimized JSON format (60.1 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 COLB historical data as a CSV file for Excel, Google Sheets, or any spreadsheet application.

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

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

Start Free — Local First
{
  "symbol": "COLB",
  "timestamp": "2026-07-24T22:29:01.262Z",
  "price": 31.15,
  "change_24h": -3.440793552386855,
  "history_sample": [
    {
      "date": "1992-07-01",
      "open": 3.89,
      "high": 3.89,
      "low": 3.67,
      "close": 3.67,
      "volume": 96825
    },
    {
      "date": "1992-08-01",
      "open": 3.67,
      "high": 3.89,
      "low": 3.62,
      "close": 3.89,
      "volume": 162615
    }
  ]
}
💻

Import via CLI

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

npx pocket-portfolio --import COLB
🛡️

Need to archive this data?

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