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Arthur Tzianabos
Chairman at
STOKE THERAPEUTICS, INC.
Net worth: 1 M $ as of 31/07/2026
Profile
Arthur O.
Tzianabos is President & Chief Executive Officer at Lifordi Immunotherapeutics, Inc. He is Executive Chairman at Stoke Therapeutics, Inc. since 2018.
He serves as Director at Q32 Bio, Inc. since 2024, Director at Alliance for Regenerative Medicine since 2018, Director at Oxford Biomedica Solutions LLC, Member-Development Board at the University of New Hampshire, and Venture Partner at 5AM Venture Management LLC since 2022.
Former roles include Chief Executive Officer & Director at Homology Medicines, Inc. in 2022, Chairman at Akouos, Inc. from 2020 to 2022, Director at DNIB Unwind, Inc. from 2015 to 2016, Director at ArmaGen, Inc., Senior Director-Discovery Research & VP-Program at Shire Pharmaceuticals, Inc., Senior VP, Head-Research & Early Development at Shire Plc from 2005 to 2013, Associate Professor & Member at Harvard Medical School from 1992 to 2005, and President & Chief Scientific Officer at OvaScience, Inc. from 2013 to 2016.
Education includes an undergraduate degree from Boston College in 1985 and a doctorate from the University of New Hampshire in 1989.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 03/06/2026 | 31,339 ( 0.05% ) | 904 444 $ | 31/07/2026 | |
0.03% | 12/06/2026 | 7,983 ( 0.03% ) | 125 173 $ | 31/07/2026 |
Arthur Tzianabos active positions
| Companies | Position | Start |
|---|---|---|
| STOKE THERAPEUTICS, INC. | Chairman | 01/01/2024 |
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 | 01/09/2022 |
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 | 03/10/2018 |
Former positions of Arthur Tzianabos
| Companies | Position | End |
|---|---|---|
| AKOUOS | Chairman | 01/12/2022 |
| DNIB UNWIND INC | Director/Board Member | 27/07/2016 |
OvaScience, Inc.
 OvaScience, Inc. Pharmaceuticals: MajorHealth Technology Engages in discovery, development and commercialization of new fertility treatment options for women | President | 31/03/2016 |
| SHIRE | Chief Tech/Sci/R&D Officer | 01/09/2013 |
| ░░░░░░░ ░░░░░░░ ░░░░░░ | ░░░░░░░░░ ░░░░░░░░░░░░░░░░░ | ░░░░░░░░░░ |
Training of Arthur Tzianabos
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
91
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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