StockFit API

StockFit API is a data provider designed to provide structured financial data from SEC filings, including fundamentals, earnings, insider trades, ETF holdings, and IPO prospectus information. It is aimed at finance professionals and indie founders who need reliable and comprehensive financial data without the complexities of enterprise solutions.

What StockFit API does

StockFit API offers a RESTful interface that delivers a wealth of financial data sourced from official SEC filings. Users can access income statements, balance sheets, and cash flow statements, all derived from raw XBRL data that is fully traceable. The API also provides growth rates, health scores, and chart-ready data, making it easy to integrate into various applications. Additionally, it covers institutional and insider flows, allowing users to view 13F holders, beneficial owners, and Form 3/4/5 transactions.

Who StockFit API is for

This API is ideal for quant researchers, financial analysts, investment app developers, and small teams looking to build data-driven applications or conduct in-depth financial analysis. It is particularly useful for those who require real-time updates on daily fund holdings and quarterly data.

Pricing & access

The pricing model for StockFit API is tiered by history. It offers a free tier for 1 year history with no credit card required, allowing users to explore its capabilities before committing to any paid plans. The highest plans provide more than 20 years of history. For detailed pricing information, users are encouraged to visit the product website.

Key features

• Access to full coverage of US equities (including delisted) and ETFs.

• Daily updates on holdings and quarterly holdings from NPORT-P.

• Integration capabilities with AI tools like Claude, Cursor, or VS Code via MCP.

• Detailed institutional and insider flow data, including share class data.

• Portfolio composition analysis, fund flows, and fee history.

• AI exposure models for enhanced financial insights.