Bill Ackman has served as Executive Chairman of the Board since May 2025, and previously served as Chairman of the Board from November 2010 to May 2024. Mr. Ackman has served as the Founder and Chief Executive Officer of PSCM since its founding in 2003, and as Chairman of the board of directors of PS Inc. since June 2024. Prior to founding PSCM, Mr. Ackman co-founded and co-managed Gotham Partners Management Co., LLC, an investment adviser that managed public and private equity hedge fund portfolios, until 2003. Mr. Ackman is Chairman and Chief Executive Officer of Pershing Square SPARC Holdings, Ltd. In addition, Mr. Ackman serves on the board of The Pershing Square Foundation, which he founded in 2006. Mr. Ackman previously served as Chief Executive Officer and Chairman of Pershing Square Tontine Holdings, Ltd., as a member of the Federal Reserve Bank of New York s Investment Advisory Committee on Financial Markets and as a director of Universal Music Group N.V. Mr. Ackman received a Masters in Business Administration from the Harvard Business School and a Bachelor of Arts magna cum laude from Harvard College.