Company: SCLXW
Filing Date: 2025-12-29
Form Type: 424B3
Source: 0001193125-25-335429
Chunk: 346

Company: Scilex Holding Co
Filing Date: 2025-12-29
Form: 424B3
Chunk 346
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Non-EmployeeDirectors

Jay Chun, M.D., Ph.D. Dr. Chun has served as a member of our Board since September 22, 2023. Dr. Chun served as the Chief of
Neurosurgery at Overlook Medical Center at Atlantic Health System from June 2015 to June 2023, and as Director of the Atlantic Health Spine Center at Overlook Medical Center from September 2022 to May 2024. Dr. Chun has served as a member of
our Scientific Advisory Board since August 2021 and previously served as a member of Celularity, Inc.’s (Nasdaq: CELU) Scientific Advisory Board from September 2020 to January 2023. Dr. Chun completed his M.D. and Ph.D. at Columbia
University College of Physicians and Surgeons. His neurosurgical residency was completed at the University of California at San Francisco, followed by specialization in the discipline of complex and minimally invasive spine surgery at Emory
University in Atlanta, Georgia. Dr. Chun is board certified and specializes in complex and minimally invasive spine surgery as well as artificial discs. While a member of the Columbia University faculty from June 1995 to June 1997,
Dr. Chun worked in the field of biotechnology. He has received many honors including Medical Research Fellowships from NIH, working with the late Nobel Laureate Marshall Nirenberg. He received his Ph.D. with Richard Axel, a recipient of the
2004 Nobel Prize. In honor of his stem cell research, he received the NIH Individual National Research Service Award. We believe that Mr. Chun’s experience as a member of our Scientific Advisory Board, extensive scientific background and
business experience qualify him to serve on our Board.

Dorman Followwill. Mr. Followwill has served as a member of our Board since
November 10, 2022. Prior to that, he served as a director of Legacy Scilex from April 2022 to November 2022, as a director of Sorrento from October 2017 to April 2024 and as its lead independent director from August 2020 to April 2024. From
2016 to September 2020, Mr. Followwill was Senior Partner of Transformational Health at Frost & Sullivan, a business consulting firm involved in market research and analysis, growth strategy consulting and corporate training across
multiple industries. Prior to that time, he served in various roles at Frost & Sullivan, including Partner on the Executive Committee