William Grossman , M.D., Ph.D., has served as a member of our board of directors since January 2024. Dr. Grossman currently serves as Co-Founder and Head of Research & Development of Oncko, Inc., a pharmaceutical drug development company, since November 2024. He is also the Founder of Grossman Biotech & Pharma Consulting, LLC, a consulting firm which offers fractional CMO services to biotechnology and venture capital/private equity organizations, since February 2019. Previously, he served as Senior Vice President and Oncology Therapeutic Area Head of Clinical Development at Gilead Sciences, Inc., a biopharmaceutical company, from August 2021 to August 2024. Prior to that, he held Chief Medical Officer roles at Arcus Biosciences from April 2019 to August 2021 and Bellicum Pharmaceuticals, Inc. from February 2018 to April 2019. He has held additional leadership roles at Merck, Baxter, Biothera, AbbVie and Genentech/Roche between 2008 and 2018. He also served at the Children s Hospital of Wisconsin/Medical College of Wisconsin as Founder and Medical Director of the Clinical Immunodiagnostic and Research Laboratory, Professor for Microbiology and Genetics and Director of the Bone Marrow Transplant Division for the Immunodeficiency Transplant Program from 2004 to 2008. Mr. Grossman received his M.D. and Ph.D. in Immunology from Washington University School of Medicine s Medical Scientist Training Program and completed his medical and post-doctoral training in the Divisions of Pediatrics and Medicine at Washington University School of Medicine. We believe Dr. Grossman is qualified to serve on our board of directors because of his medical training and extensive leadership experience in the biotechnology industry.