On February 18, 2022, Anthony P. Latham, a Director of the Board of Directors (the “Board”) of Argo Group International Holdings, Ltd. (the Company), notified the Company that he will retire from the Board at the completion of his term ending at the 2022 Annual General Meeting of Shareholders. Mr. Latham's decision is not due to any disagreement with the Company or the Board on any matter relating to the Company's operations, policies or practices.