Mrs. Viviane Monges will step down from the Board of Directors and Audit Committee of UCB SA on 27 April 2023. She accepted a mandate as chair of the board of another listed company and decided to end her mandate with UCB to avoid a situation where she could not ensure to dedicate the time needed for a full engagement as director of UCB. Upon recommendation of the Governance, Nomination and Compensation Committee, the Board of Directors proposed to the General Meeting the appointment of Mrs. Maëlys Castella as new independent director, for a term of four years, in replacement of Mrs. VivianeMonges.

Upon appointment, Mrs. Maëlys Castella will also replace Mrs. VivianeMonges as member of the Audit Committee.