The people behind the signal
Every number on this site traces back to real people who are required by law to disclose what they do with real money. We follow three groups — each through a different public filing.
Legendary investors
50 of the world's most successful fund managers — Buffett, Ackman, Burry, Dalio and more. Their quarterly 13F filings reveal every US stock they hold.
DU
PA
AK
Filed quarterly · SEC form 13F · up to 45 days delayed
Browse all investors →
Members of Congress
Senators and Representatives must disclose their stock trades under the STOCK Act. We track who's buying what — and how their picks have performed.
Filed within 45 days · amounts disclosed as ranges
See Congress trades →
Company insiders
CEOs, CFOs and directors buying their own company's stock with their own money — the fastest signal we track, filed within two business days.
Filed within 2 days · SEC form 4
See insider buying →