On December 30, 2022, the board of directors of XOMA Corporation appointed Owen Hughes as Interim Chief Executive Officer, effective as of January 1, 2023. Mr. Hughes, age 48, has served as the Chief Executive Officer of Sail Bio Inc., since February 2022 and served as the Chief Executive Officer and co-founder of Cullinan Oncology Inc., from September 2017 to October 2021. Previously, Mr. Hughes served as the Chief Business Officer and Head of Corporate Development at Intarcia Therapeutics Inc., from February 2013 to August 2017.

Prior to his operating roles, Mr. Hughes spent 16 years on Wall Street in various capacities, including roles at Brookside Capital, an operating division of Bain Capital and Pyramis Global Advisors, a Fidelity Investments Company. Mr. Hughes has served on the board of directors of Ikena Oncology Inc., since December 2022. Mr. Hughes served on the board of directors of Radius Health Inc., from April 2013 to August 2022 until its sale to Gurnet Point Capital and Patient Square Capital; Translate Bio Inc., from July 2016 until its acquisition by Sanofi in September 2021; and FS Development Corp.

II, from February 2021 to December 2021. Mr. Hughes received a B.A. in History from Dartmouth College.