On August 1, 2021, Brian Varnum, Ph.D. was appointed to serve as a member of Armata Pharmaceuticals Inc.’s Board of Directors ('Board'). Dr. Varnum was previously President and Chief Development Officer of the Company. Dr. Varnum, is a biotech veteran with more than 20 years of experience. Dr. Varnum began his career with Amgen Inc. and spent more than 18 years at the biotech pioneer as that company grew from a start-up to a large and successful biotechnology company.