
13D Activists
Tracks SEC Schedule 13D filings (SC 13D + SC 13D/A) from 6 curated activist investors: Pershing Square (Bill Ackman), Carl Icahn, Elliott Management (Paul Singer), Starboard Value (Jeff Smith), Third Point (Dan Loeb), and Engaged Capital. Emits a long-bias trade_card for the SUBJECT company (the issuer being targeted) when a new activist 13D appears. A 13D signals intent to influence control — board seats, a buyback, a spinoff, or a sale.
Live + backtested
44.2%–70.6% 95% CI
120 recent 13D filings across 6 activists
The most recent Schedule 13D filings disclosed by each curated activist. A 13D is filed within 10 days of crossing 5% beneficial ownership with intent to influence control. Each row links to the SEC filing by accession number — not a signal to buy.
Last 4 signals
A Schedule 13D means an activist has taken a 5%+ stake WITH intent to influence the company — often the opening move of a campaign that becomes a catalyst in its own right.