首席执行官, 董事长, 10% 持股人
William Albert Ackman, born May 11, 1966, is an American billionaire hedge fund manager and the founder, CEO, and Portfolio Manager of Pershing Square Capital Management, L.P., an investment firm he established in 2003 (also cited as 2004 in some sources) managing approximately $30 billion in assets focused on concentrated investments in high-quality, cash-generative businesses and activist strategies.[[1]](https://www.keynotespeak.com/speaker/WilliamAckman)[[2]](https://pershingsquarephilanthropies.org/people/bill-ackman)[[3]](https://en.wikipedia.org/wiki/Bill_Ackman)[[4]](https://pershingsquaresparcholdings.com/team/william-ackman/)
Ackman began his career in real estate investment banking at Ackman Brothers & Singer, Inc., co-founded Gotham Partners in 1992—a value-oriented firm managing public and private equity—and has held leadership roles including Executive Chairman of Howard Hughes Holdings Inc. since May 2025, Chairman and CEO of Pershing Square SPARC Holdings, Ltd., and previously Chairman and CEO of Pershing Square Tontine Holdings, Ltd.[[2]](https://pershingsquarephilanthropies.org/people/bill-ackman)[[4]](https://pershingsquaresparcholdings.com/team/william-ackman/)[[3]](https://en.wikipedia.org/wiki/Bill_Ackman) He earned a Bachelor of Arts *magna cum laude* from Harvard College and a Master of Business Administration from Harvard Business School, and serves as co-trustee of the Pershing Square Foundation, part of Pershing Square Philanthropies, which has committed over $930 million to global impact initiatives.[[2]](https://pershingsquarephilanthropies.org/people/bill-ackman)[[4]](https://pershingsquaresparcholdings.com/team/william-ackman/) As of April 2026, his net worth is estimated at $8 billion.[[3]](https://en.wikipedia.org/wiki/Bill_Ackman)
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