Schedule 13D and 13G beneficial ownership positions filed with the SEC by investors crossing the 5% threshold. 848 positions. Per row: accession number, filing date, form type, filer CIK + name, target issuer name + CUSIP + ticker, aggregate shares, percent of class, and a purpose snippet. The activist-investor early-warning system (Icahn, Elliott, Pershing Square, Starboard).
Every record in this dataset can be traced back to its primary source at https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&type=SC+13D. Underlying content is a US federal government work (public domain under 17 USC §105); our derived data is licensed CC0 1.0.