On March 23, 2020, Kurt C. Graves, provided Radius Health, Inc. with notice of his resignation from the Board of Directors of the Company and all committees of the Board on which he serves, effective as of March 23, 2020. Mr. Grave’s decision to resign did not result from any disagreement with the Company on any matter relating to the Company’s operations, policies or practices. The Board appointed Owen Hughes, who has served on the Board since April 2013, to succeed Mr. Graves as the Chairman of the Board, effective as of March 23, 2020.