Arie Belldegrun, M.D. is a co-founder of Allogene and has served as Executive Chair of our Board since November 2017. From March 2014 until October 2017, Dr. Belldegrun served as the President and Chief Executive Officer of Kite Pharma, Inc. ("Kite") and as a director from June 2009 until October 2017. Dr. Belldegrun has served as Chair of UroGen since December 2012, and previously served as Chair of Kronos Bio, Inc., from June 2017 to June 2025. He was a director of Ginkgo Bioworks, Inc., from September 2021 to November 2024. Dr. Belldegrun has also served on the boards of several private companies, including Breakthrough Properties LLC and Breakthrough Services LLC, since April 2019, ByHeart, Inc., since October 2019, and as Co-Chairman of Symbiotic Capital since June 2023. Dr. Belldegrun has also served as Chairman of Bellco Capital LLC since 2004, as Chair and Partner of Two River Group since June 2009, and as Senior Managing Director of Vida Ventures, LLC since November 2017. He is certified by the American Board of Urology and is a Fellow of the American Association of Genitourinary Surgeons. Dr. Belldegrun is Research Professor, holds the Roy and Carol Doumani Chair in Urologic Oncology, and is Founder and Director of the Institute of Urologic Oncology at the David Geffen School of Medicine at the University of California, Los Angeles ("UCLA"). Prior to joining UCLA in October 1988, he was a research fellow at NCI/NIH in surgical oncology and immunotherapy from July 1985 to August 1988 under Dr. Steven Rosenberg. Dr. Belldegrun received his M.D. from the Hebrew University Hadassah Medical School in Jerusalem before completing his postgraduate studies in Immunology at the Weizmann Institute of Science and his residency in Urologic Surgery at Harvard Medical School. Skills and Qualifications : Our Nominating and Corporate Governance Committee and Board of Directors believe Dr. Belldegrun s expertise, experience, and track record in forming successful companies in immuno-oncology as well as his expertise as a urological oncologist provide him with the qualifications and skills to serve on our Board of Directors.