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Track 13F filings & insider buys of legendary hedge funds. Signals, not noise.
WhaleSignals turns publicly available data into clear, visual signals from the world's most-followed institutional investors. TRACK 59 LEGENDARY FUNDS Berkshire Hathaway, Bridgewater, Pershing Square, Appaloosa, Baupost, Coatue, Tiger Global and more — every quarter, straight from publicly available quarterly disclosures. FIVE INDEPENDENT SIGNALS, NEVER BLENDED - Holding Concentration Heatmap: see which stocks the most tracked funds hold right now, and who holds them. - Conviction Scores: position size reveals how much a manager really believes. Browse each fund's top bets, or find stocks held with 5%+ conviction. - Funds x Insiders: stocks institutions bought last quarter AND company insiders are buying on the open market right now (Form 4, purchase code P only). - Divergence Detector: same quarter, opposite moves. Know when legendary investors disagree before you follow one of them. - Signal Ranking: how many independent signal types align on each stock — institutional buys, insider buys, high conviction — with a clear split warning. HONEST DATA, CLEARLY LABELED - Straight from publicly available data. No rumors, no hot takes. - 13F reporting delays (up to 45 days) are always shown. Different time frames are never mixed. - Facts and statistics only. No recommendations, no target prices, no hidden weighting. BUILT FOR DAILY USE - Updated daily and delivered over a global CDN — fast everywhere, works offline with your last data. - Professional dark trader dashboard, light theme, and system-match mode. - Free to use. Premium subscription removes all ads (monthly with 2-week free trial, yearly with 1-month free trial). IMPORTANT This app aggregates publicly available data for research and education. It is not investment advice. Investment decisions are your own responsibility.