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Arthur Tzianabos
Chairman at
STOKE THERAPEUTICS, INC.
Net worth: 1 M $ as of 2026-08-30
Profile
Dr. Arthur O.
Tzianabos is a Venture Partner at 5AM Venture Management LLC, an Executive Chairman at Stoke Therapeutics, Inc., a Member-Development Board at University of New Hampshire and a President & Chief Executive Officer at Lifordi Immunotherapeutics, Inc. He is on the Board of Directors at Alliance for Regenerative Medicine, Q32 Bio, Inc. and Oxford Biomedica Solutions LLC.
Dr. Tzianabos was previously employed as a Chairman by Akouos, Inc., a Chairman by Homology Medicines, Inc., a President & Chief Scientific Officer by OvaScience, Inc., a Senior VP, Head-Research & Early Development by Shire Plc, an Associate Professor & Member by Harvard Medical School, and a Senior VP, Head-Research & Early Development by Shire Pharmaceuticals, Inc. He also served on the board at DNIB Unwind, Inc. and ArmaGen, Inc. He received his undergraduate degree from Boston College and a doctorate degree from the University of New Hampshire.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2026-06-02 | 31,339 ( 0.05% ) | 977 777 $ | 2026-08-30 | |
0.03% | 2026-06-11 | 7,983 ( 0.03% ) | 118 707 $ | 2026-08-30 |
Arthur Tzianabos active positions
| Companies | Position | Start |
|---|---|---|
| STOKE THERAPEUTICS, INC. | Chairman | 2023-12-31 |
5AM Venture Management LLC
 5AM Venture Management LLC Investment ManagersFinance 5AM Ventures invests in companies located in the US with an investment size ranging from $20 to $30 million. The firm targets companies operating in the fields of life sciences. It provides financing for early stage and corporate spin-out capital requirements and also makes co-investments. | Private Equity Investor | 2022-08-31 |
Oxford Biomedica Solutions LLC
 Oxford Biomedica Solutions LLC Industrial MachineryProducer Manufacturing Operates as an AAV focused manufacturing and innovation company | Director/Board Member | - |
University of New Hampshire
 University of New Hampshire Other Consumer ServicesConsumer Services Functions as a College/University | Corporate Officer/Principal | - |
Alliance for Regenerative Medicine
 Alliance for Regenerative Medicine Medical/Nursing ServicesHealth Services Promotes legislative, regulatory and reimbursement initiatives for regenerative medicine | Director/Board Member | 2018-10-02 |
Former positions of Arthur Tzianabos
| Companies | Position | End |
|---|---|---|
| AKOUOS | Chairman | 2022-11-30 |
| DNIB UNWIND INC | Director/Board Member | 2016-07-26 |
OvaScience, Inc.
 OvaScience, Inc. Pharmaceuticals: MajorHealth Technology Engages in discovery, development and commercialization of new fertility treatment options for women | President | 2016-03-30 |
| SHIRE | Chief Tech/Sci/R&D Officer | 2013-08-31 |
| ░░░░░░░ ░░░░░░░ ░░░░░░ | ░░░░░░░░░ ░░░░░░░░░░░░░░░░░ | ░░░░░░░░░░ |
Training of Arthur Tzianabos
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
92
1st degree connections
14
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 14 |
|---|---|
DNIB Unwind, Inc.
 DNIB Unwind, Inc. BiotechnologyHealth Technology Develops biopharmaceutical preparations | Health Technology |
Shire Plc
 Shire Plc Pharmaceuticals: MajorHealth Technology Develops and markets medicines for patients with rare diseases | Health Technology |
ArmaGen, Inc.
 ArmaGen, Inc. Pharmaceuticals: MajorHealth Technology Develops neurological therapies | Health Technology |
Boston College
 Boston College Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
University of New Hampshire
University of New Hampshire Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
5AM Venture Management LLC
5AM Venture Management LLC Investment ManagersFinance 5AM Ventures invests in companies located in the US with an investment size ranging from $20 to $30 million. The firm targets companies operating in the fields of life sciences. It provides financing for early stage and corporate spin-out capital requirements and also makes co-investments. | Finance |
Shire Pharmaceuticals, Inc.
 Shire Pharmaceuticals, Inc. Pharmaceuticals: MajorHealth Technology Manufactures pharmaceutical products | Health Technology |
Harvard Medical School
 Harvard Medical School Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Alliance for Regenerative Medicine
Alliance for Regenerative Medicine Medical/Nursing ServicesHealth Services Promotes legislative, regulatory and reimbursement initiatives for regenerative medicine | Health Services |
OvaScience, Inc.
OvaScience, Inc. Pharmaceuticals: MajorHealth Technology Engages in discovery, development and commercialization of new fertility treatment options for women | Health Technology |
Homology Medicines, Inc.
 Homology Medicines, Inc. Pharmaceuticals: MajorHealth Technology Operates as clinical-stage genetic medicines company | Health Technology |
Stoke Therapeutics, Inc.
 Stoke Therapeutics, Inc. BiotechnologyHealth Technology Operates as biotechnology company focused on the development of first-in-class therapeutics that selectively increase gene expression to treat genetic diseases | Health Technology |
Akouos, Inc.
 Akouos, Inc. Miscellaneous Commercial ServicesCommercial Services Operates as a genetic medicine company that develops adeno-associated viral vector-based gene therapies for sensorineural hearing loss | Commercial Services |
Oxford Biomedica Solutions LLC
Oxford Biomedica Solutions LLC Industrial MachineryProducer Manufacturing Operates as an AAV focused manufacturing and innovation company | Producer Manufacturing |
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