![Gary Nabel](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Gary Nabel
Chief Tech/Sci/R&D Officer at
OPKO HEALTH, INC.
Net worth: 28 M $ as of 31/07/2026
Profile
Gary J.
Nabel is the founder of ModeX Therapeutics, Inc., founded in 2020, where the title held is President & Chief Executive Officer.
Current jobs include Independent Director at SIGA Technologies, Inc. since 2021; Director, Chief Information & Innovation Officer at OPKO Health, Inc. since 2022; and Independent Director at Candel Therapeutics, Inc. since 2022.
Former jobs include Chairman at Keystone Symposia; Director-Vaccine Research Center at National Institutes of Health from 1999 to 2012; and Chief Scientific Officer & Senior Vice President at Sanofi from 2014 to 2020.
Education includes an undergraduate degree from Harvard College in 1975, a doctorate from Harvard University in 1980, and a doctorate from Harvard Medical School in 1982.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
OPKO HEALTH, INC. 2.84% | 27/05/2025 | 21,185,169 ( 2.84% ) | 28 M $ | 31/07/2026 |
| 09/06/2026 | 73,754 ( 0.1% ) | 241 176 $ | 31/07/2026 | |
| 23/06/2026 | 5,353 ( 0.01% ) | 53 584 $ | 31/07/2026 |
Gary Nabel active positions
| Companies | Position | Start |
|---|---|---|
| SIGA TECHNOLOGIES, INC. | Director/Board Member | 15/06/2021 |
| OPKO HEALTH, INC. | Chief Tech/Sci/R&D Officer | - |
| CANDEL THERAPEUTICS, INC. | Director/Board Member | 08/08/2022 |
Modex Therapeutics, Inc.
 Modex Therapeutics, Inc. Pharmaceuticals: MajorHealth Technology Develops multi-specific immune therapies for cancer and infectious diseases | Chief Executive Officer | 01/10/2020 |
Former positions of Gary Nabel
| Companies | Position | End |
|---|---|---|
| SANOFI | Chief Tech/Sci/R&D Officer | 01/11/2020 |
National Institutes of Health
 National Institutes of Health General GovernmentGovernment Engages in the improvement of health and saving lives | Corporate Officer/Principal | 01/01/2012 |
Keystone Symposia
 Keystone Symposia Miscellaneous Commercial ServicesCommercial Services Operates nonprofit organization that convenes open, peer-reviewed conferences across a broad range of the life sciences | Chairman | - |
Training of Gary Nabel
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
78
1st degree connections
10
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 10 |
|---|---|
SIGA Technologies, Inc.
 SIGA Technologies, Inc. Pharmaceuticals: MajorHealth Technology Develops vaccines and antibiotics | Health Technology |
Sanofi
 Sanofi Pharmaceuticals: MajorHealth Technology Engages in research, development and production of pharmaceuticals & vaccines | Health Technology |
Harvard University
 Harvard University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
National Institutes of Health
National Institutes of Health General GovernmentGovernment Engages in the improvement of health and saving lives | Government |
OPKO Health, Inc.
 OPKO Health, Inc. Medical/Nursing ServicesHealth Services Engages in biopharmaceutical and diagnostics | Health Services |
Keystone Symposia
Keystone Symposia Miscellaneous Commercial ServicesCommercial Services Operates nonprofit organization that convenes open, peer-reviewed conferences across a broad range of the life sciences | Commercial Services |
Harvard Medical School
 Harvard Medical School Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Candel Therapeutics, Inc.
 Candel Therapeutics, Inc. BiotechnologyHealth Technology Develops and distributes immunotherapies for the treatment of cancer | Health Technology |
Harvard College
 Harvard College Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Modex Therapeutics, Inc.
Modex Therapeutics, Inc. Pharmaceuticals: MajorHealth Technology Develops multi-specific immune therapies for cancer and infectious diseases | Health Technology |
- Stock Market
- Insiders
- Gary Nabel
