The Insider IndexAPI
Programmatic access to congressional financial disclosures, institutional holdings, market data, news, and convergence signals — normalized, deduplicated, and queryable.
Base URL
/v1
Auth
JWT Bearer
Format
JSON
Version
v1 (stable)
Who is this for
Financial research platforms and compliance tools
Civic transparency dashboards and journalism
Academic research on congressional trading activity
Available data
Entities
771 total (664 Congress, 66 hedge, 41 index).
GET /api/v1/entitiesCongress Trades
112K+ congressional stock transactions with disclosure metadata.
GET /api/v1/congress/tradesHoldings
138K+ fund holdings from SEC 13F/N-PORT filings.
GET /api/v1/holdingsTickers
5K+ ticker symbols with exchange and CIK data.
GET /api/v1/tickersMarket Data
572+ market snapshots across 47 tickers.
GET /api/v1/market/latestNews
65+ financial news articles with sentiment analysis.
GET /api/v1/news/latestConvergence
2,020 convergence scores with 39 non-zero signals.
GET /api/v1/convergence/topVersioning
All endpoints are prefixed with /v1. When breaking changes are introduced, a new version prefix will be used. The /v1 namespace will remain stable and supported.