🗄️Developer Resource // JSON Endpoint
CNSP JSON Data API
Absolute endpoints (copy‑paste)
JSON:
https://www.pocketportfolio.app/api/tickers/CNSP/json?range=maxCSV:
https://www.pocketportfolio.app/api/tickers/CNSP/csv?range=maxAccess 352 data points for CNSP spanning 7 years (2019–Jul 24, 2026). Optimized JSON format (51.6 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 CNSP historical data as a CSV file for Excel, Google Sheets, or any spreadsheet application.
GET /api/tickers/CNSP/json● 200 OK (Live)Tired of exporting to Excel? Track CNSP and analyze your portfolio locally with Pocket Portfolio.
Start Free — Local First{
"symbol": "CNSP",
"timestamp": "2026-07-24T21:38:10.709Z",
"price": 5.23,
"change_24h": -3.3271719038816956,
"history_sample": [
{
"date": "2019-11-04",
"open": 3769200,
"high": 4275000,
"low": 3627000,
"close": 4113000,
"volume": 1
},
{
"date": "2019-11-11",
"open": 4275000,
"high": 4365000,
"low": 3474000,
"close": 3942000,
"volume": 0
}
]
}💻
Import via CLI
Don't scrape. Use our open-source importer to normalize this dataset directly into your local database.
npx pocket-portfolio --import CNSP🛡️
Need to archive this data?
Don't rely on ephemeral endpoints. Automatically sync CNSP.json updates to your private Google Drive for backtesting and compliance.
Enable Sovereign SyncIncludes 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)