Alternatives to 13F Insight

GuruFocus

Closest replacement

Best for: Value investors looking for long historical fundamentals, GF Score, GF Value, and guru/institutional holdings.

• GuruFocus best matches the base workflow on investor holdings research, stock research, and charting and technical analysis.
• GuruFocus keeps the replacement test in the same free-access lane. Free access caveat: signup required and A free account has limited access..

Watch for: Paid access is region and tier dependent: Annual paid memberships, region add-ons, API plans, and pay-as-you-go API credits.

SentiSense

Best workflow fit

Best for: Active investors and developers looking for market data, news clustering, social sentiment, institutional flow, insider trades, and AI analysis in one beta workspace.

• SentiSense best matches the base workflow on AI research workspace, stock research, and market monitoring.
• SentiSense keeps the replacement test in the same free-access lane. Free access caveat: signup required and Free plan includes 1,000 API requests/month and limited market-intelligence access..

Watch for: Beta product with plan limits: Free and PRO quotas are now published, but the product remains young and users should verify endpoint-level access before depending on it in production.

Investing.com

Best audience fit

Best for: Users looking for one free global market portal for quotes, charts, calendars, news, watchlists, and portfolio tracking.

• Investing.com best matches the base workflow on AI research workspace, market monitoring, and charting and technical analysis.
• Investing.com keeps the replacement test in the same free-access lane. Free access caveat: Free access is ad-supported and does not include the full InvestingPro research layer..

Watch for: Not a broker or API product: Investing.com does not provide trade execution or a public API. Widgets and RSS are its public integration methods.

Fiscal.ai

Strong runner-up

Best for: Investors who want AI-assisted company research backed by financials, estimates, transcripts, filings, and dashboards.

• Fiscal.ai best matches the base workflow on AI research workspace, charting and technical analysis, and fundamental research.
• Fiscal.ai keeps the replacement test in the same free-access lane. Free access caveat: signup required and Free terminal access has dashboard, history, event, and AI prompt limits..

Watch for: Free access is limited: The free API is limited to 100 companies, 50 requests per minute, and 250 requests per day. Deeper history, exports, and some datasets require paid plans.