On March 2, 2022, Argo Group International Holdings, Ltd. was notified that Kevin J. Rehnberg, its Chief Executive Officer, would be temporarily unable to perform his duties for health reasons. Effective March 3, 2022, Thomas A. Bradley, who has served on Board of Directors since 2018, including as Chairman since 2020, assumed Mr. Rehnberg's authority, duties and responsibilities as Chief Executive Officer during this period.