Insider Transactions
SEC Form 4 filings — cluster buys, CEO purchases, exec sales · Powered by Finnhub
Cluster Buy Signal fires when 2+ insiders purchase shares within 30 days. Academic research shows cluster insider buying predicts outperformance. Sales are less meaningful — insiders sell for many reasons. Focus on open-market purchases (Code P) from CEOs, Presidents, and Directors. Data sourced from Yahoo Finance (no API key required).