Daiichi Sankyo Company, Limited announced the change of Chief Executive Officer (CEO), which was resolved at the Board of Directors meeting held on March 29, 2019. With this change, the current Chairman of the Board of Directors and CEO will continue to serve as the Chairman of the Board of Directors, and the current President will concurrently serve as the new CEO, continuing Daiichi Sankyo's focus on enhancing its corporate value. Since this change will be resolved at the annual general meeting of shareholders and the Board of Directors, which are scheduled to be held on June 17, 2019, the effective date of this change will be June 17, 2019. George Nakayama will be appointed as Representative Director and Chairman from the Current position of Representative Director, Chairman and CEO. Sunao Manabe will be appointed as Representative Director, President and CEO from the Current position of Representative Director, Member of
the Board, President and COO.