Investor and financial figure profile
Bill Ackman
Pershing Square founder associated with concentrated equity investing.
Profile and relationships last checked .
About Bill Ackman
Ackman founded Pershing Square in 2003 after cofounding and co-managing Gotham Partners, an adviser to public- and private-equity hedge fund portfolios. Pershing Square’s biography identifies him as founder and CEO, with a board-chair role beginning in June 2024. He also founded the Pershing Square Foundation in 2006 and has held leadership positions in separately identified companies, including Howard Hughes Holdings and Pershing Square SPARC Holdings. He earned undergraduate and MBA degrees at Harvard. These investment, corporate and philanthropic connections provide background for the concentrated-equity manager associated with his name.
Career and perspective
- Founder and CEO of Pershing Square.
- The management company is distinct from Pershing Square Holdings.
Organizations and relationships
Pershing Square Capital Management
FounderPershing Square founder associated with concentrated equity investing.
SEC reporting organization · CIK 1336528
Pershing Square Capital Management, L.P.
Latest available local holdings: Q1 2026, period ended 2026-03-31.
This quarter is covered by a completed SEC dataset import.
Filed 2026-05-15 · View filing · SEC source
Sources and editorial review
These primary sources support the profile and relationships. Biographies are original summaries; roles may change after the review date.