There is no arrangement or understanding between Mr. Moore and any other person pursuant to which he was selected as an officer of the Company, and there is no family relationship between Mr. Moore and any of the Company's other executive officers or directors. The Company is not aware of any transaction involving Mr. Moore requiring disclosure under Item 404(a) of Regulation S-K. Timothy L. Moore, 61, served as the President and Chief Operating Officer at PACT Pharma, Inc., or PACT, a cell therapy company, from April 2020 to August 2022, and as the President and Chief Technology Officer at PACT from October 2019 to April 2020. Prior to PACT, Mr. Moore served as Executive Vice President, Technical Operations of Kite Pharma, or Kite, a Gilead Company, from March 2016 to October 2019. Prior to Kite, he spent more than 12 years at Genentech, a Roche Company, most recently as Senior Vice President, Head of Global Technical Operations - Biologics and as a member of the Genentech Executive Committee.