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Gilmore O’Neill
Chief Executive Officer at
EDITAS MEDICINE, INC.
Net worth: 859 163 $ as of 2026-05-30
Profile
Gilmore O’Neill occupies the position of Chief Medical Officer & Executive Vice President at Sarepta Therapeutics, Inc. Dr. O’Neill is also on the board of Massachusetts Biotechnology Council and Unity Biotechnology, Inc. and Member of American Academy of Neurology. In his past career he held the position of Senior Vice President for Biogen, Inc. Gilmore O’Neill received an undergraduate degree from University College Dublin and a graduate degree from Harvard University.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2026-06-02 | 248,313 ( 0.16% ) | 859 163 $ | 2026-05-30 |
Gilmore O’Neill active positions
| Companies | Position | Start |
|---|---|---|
| EDITAS MEDICINE, INC. | Chief Executive Officer | 2022-05-31 |
American Academy of Neurology
 American Academy of Neurology Miscellaneous Commercial ServicesCommercial Services Operates a professional society which represents neurologists and neuroscientists | Corporate Officer/Principal | - |
Massachusetts Biotechnology Council
 Massachusetts Biotechnology Council Miscellaneous Commercial ServicesCommercial Services Operates as an association of biotechnology companies | Director/Board Member | - |
Former positions of Gilmore O’Neill
| Companies | Position | End |
|---|---|---|
| UNITY BIOTECHNOLOGY, INC. | Director/Board Member | 2025-06-26 |
| APTINYX | Director/Board Member | 2023-04-13 |
| SAREPTA THERAPEUTICS, INC. | Chief Tech/Sci/R&D Officer | 2021-11-16 |
| BIOGEN INC. | Chief Tech/Sci/R&D Officer | 2018-05-31 |
| APTINYX | Director/Board Member | - |
Training of Gilmore O’Neill
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
84
1st degree connections
9
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 9 |
|---|---|
Biogen, Inc.
 Biogen, Inc. Pharmaceuticals: MajorHealth Technology Manufactures and markets therapies for neurological and neurodegenerative diseases | Health Technology |
Sarepta Therapeutics, Inc.
 Sarepta Therapeutics, Inc. Pharmaceuticals: MajorHealth Technology Manufactures micro-dystrophin gene therapy | Health Technology |
Harvard University
 Harvard University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
University College Dublin
 University College Dublin Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Massachusetts Biotechnology Council
Massachusetts Biotechnology Council Miscellaneous Commercial ServicesCommercial Services Operates as an association of biotechnology companies | Commercial Services |
American Academy of Neurology
American Academy of Neurology Miscellaneous Commercial ServicesCommercial Services Operates a professional society which represents neurologists and neuroscientists | Commercial Services |
Editas Medicine, Inc.
 Editas Medicine, Inc. BiotechnologyHealth Technology Manufactures gene editing medicines | Health Technology |
Aptinyx, Inc.
 Aptinyx, Inc. Pharmaceuticals: MajorHealth Technology Operates as a biopharmaceutical company that develops therapies to treat disorders of the brain and nervous system | Health Technology |
Unity Biotechnology, Inc.
 Unity Biotechnology, Inc. BiotechnologyHealth Technology Engages in the research and development of therapeutics to extend the human healthspan | Health Technology |
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