Elizabeth G. O Farrell has served as a director of Geron since March 2019 and as Chair of the Board since March 2025 and, prior to that time, as Lead Independent Director since May 2023. Ms. O Farrell also serves as a member of the boards of directors of LENSAR, Inc., a global medical technology company, since February 2021, Genmab A/S, a global oncology company, since March 2022 and SpyGlass Pharma, Inc., a global ophthalmic therapeutics company, since August 2025. Previously, she served as a member of the board of directors of Inhibikase Therapeutics, a pharmaceutical company focused on treatments of neurological infections and neurodegenerative diseases, from March 2019 to September 2022. Ms. O Farrell also served as a board member of the YMCA of Greater Indianapolis from 2006 until 2017, including as its chairperson from 2014 to 2016. In December 2017, Ms. O Farrell retired from a 24-year career with Eli Lilly and Company, a global pharmaceutical company, where she held several senior management positions in finance and corporate governance, most recently serving as Chief Procurement Officer and Head of Global Shared Services from January 2012 to December 2017. Prior to that position, she also served as Senior Vice President, Policy and Finance; Senior Vice President, Finance; Chief Financial Officer, Lilly USA; Chief Financial Officer, Lilly Canada; and General Auditor. Before joining Eli Lilly, Ms. O Farrell was an accountant with Boise Cascade Office Products, and served as an auditor at Whipple & Company, a professional accountancy firm, and Price Waterhouse, an international public accounting firm. Ms. O Farrell holds a B.S. in accounting with honors and an M.B.A. in management information systems, both from Indiana University. MS. O FARRELL S SIGNIFICANT FINANCIAL, OPERATIONAL AND CORPORATE GOVERNANCE EXPERTISE STRENGTHENS THE BOARD S COLLECTIVE KNOWLEDGE RELATED TO COMPLIANCE, FINANCIAL REPORTING AND INTERNAL CONTROLS. IN ADDITION, MS. O FARRELL S MANAGEMENT AND LEADERSHIP EXPERIENCE, GAINED THROUGH THE VARIOUS MANAGEMENT ROLES SHE HAS HELD, ALSO PROVIDES UNIQUE AND VALUABLE INSIGHTS TO THE BOARD REGARDING ORGANIZATIONAL DEVELOPMENT FOR A GROWING COMPANY, AS GERON CONTINUES TO ADVANCE AS A COMMERCIAL-STAGE COMPANY. THE BOARD BELIEVES MS. O FARRELL S KNOWLEDGE AND EXPERIENCE AS A SENIOR EXECUTIVE WITH A LONG TENURE AT A LARGE GLOBAL PHARMACEUTICAL COMPANY QUALIFY MS. O FARRELL TO SERVE AS A DIRECTOR.