Howard Hughes Holdings Inc. announced the appointment of Marc Grandisson to its Board of Directors, effective May 7, 2026.Mr. Grandisson is the former CEO of Arch Capital Group Ltd. He served as CEO from 2018 until his retirement in 2024, having been an integral member of Arch's founding team since 2001. Under his leadership, Arch grew into one of the most respected and profitable insurance companies in the world. Mr. Grandisson?s appointment comes at a pivotal moment for Howard Hughes as the Company is expected to close this quarter on its acquisition of Vantage Group Holdings, a leading specialty insurance and reinsurance company, which will serve as the cornerstone of HHH?s evolution into a diversified holding company.

Mr. Grandisson will join the HHH board as one of Pershing Square?s appointees, replacing Ben Hakim. Mr. Grandisson will join Pershing Square as a partner in March 2027, at which time he will receive a one-time grant of 400,000 shares of Pershing Square Inc. (?PS?) restricted stock units which will vest over four years. PS is the prospective parent company of Pershing Square Capital Management, L.P. (?PSCM?).

Marc Grandisson is the former CEO of Arch Capital Group Ltd., which he joined in 2001 and became CEO in March 2018. Born and raised in Quebec, Canada, he earned an undergraduate degree in Actuarial Science from Université Laval in 1990 and an MBA from the Wharton School of the University of Pennsylvania in 2000. He is a Fellow of the Casualty Actuarial Society and a member of the American Academy of Actuaries and served as Chairman of ABIR (the Association of Bermuda Insurers and Reinsurers) from 2021-22.

Prior to ACGL, he worked for Berkshire Hathaway, F&G Re, and Towers Watson. Mr. Grandisson is a minority investor in the NHL?s Carolina Hurricanes and the NBA?s Portland Trail Blazers.