![Jennifer Cook](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>)
Jennifer Cook
Director/Board Member at
DENALI THERAPEUTICS INC.
Net worth: 4 M $ as of 31/05/2026
Profile
Jennifer E.
Cook currently serves as Independent Director at Jazz Pharmaceuticals Plc since 2020, Independent Director at Denali Therapeutics, Inc. since 2018, Director at BridgeBio Pharma LLC, Director at Ambys Medicines, Inc. since 2020, Director at Gyroscope Therapeutics Ltd. since 2020, Independent Non-Executive Director at BridgeBio Pharma, Inc. since 2019, and Principal at Jennifer Cook Consulting.
Former roles include Chief Executive Officer & Director at GRAIL, Inc. from 2018 to 2019, Non-Executive Director at Gyroscope Therapeutics Holdings Plc from 2020 to 2022, Senior Vice President-Immunology & Ophthalmology at Genentech, Inc. from 2011 to 2013, Senior VP & Global Head-Clinical Operations at Roche Pharmaceuticals, Inc. in 2017, and Principal at Prizm Pharmaceuticals, Inc. Education includes undergraduate and graduate degrees from Stanford University and an MBA from Haas School of Business.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 25/05/2026 | 10,837 ( 0.02% ) | 3 M $ | 31/05/2026 | |
| 03/06/2026 | 32,483 ( 0.02% ) | 683 442 $ | 31/05/2026 | |
| 24/06/2026 | 8,383 ( 0% ) | 555 458 $ | 31/05/2026 |
Jennifer Cook active positions
| Companies | Position | Start |
|---|---|---|
| DENALI THERAPEUTICS INC. | Director/Board Member | 06/11/2018 |
| BRIDGEBIO PHARMA, INC. | Director/Board Member | 12/12/2019 |
| JAZZ PHARMACEUTICALS PLC | Director/Board Member | 01/12/2020 |
BridgeBio Pharma LLC
 BridgeBio Pharma LLC BiotechnologyHealth Technology Discovers and develops medicines for patients with genetic diseases | Director/Board Member | - |
Gyroscope Therapeutics Ltd.
 Gyroscope Therapeutics Ltd. BiotechnologyHealth Technology Develops gene therapies and medicines for eye diseases | Director/Board Member | 01/12/2020 |
Ambys Medicines, Inc.
 Ambys Medicines, Inc. Pharmaceuticals: MajorHealth Technology Develops regenerative medicine therapies for serious liver diseases | Director/Board Member | 01/03/2020 |
Jennifer Cook Consulting | Corporate Officer/Principal | - |
Former positions of Jennifer Cook
| Companies | Position | End |
|---|---|---|
| GYROSCOPE THERAPEUTICS HOLDINGS PLC | Director/Board Member | 17/02/2022 |
| GRAIL, INC. | Chief Executive Officer | 06/06/2019 |
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| ░░░░░ ░░░░░░░░░░░░░░░░ ░░░░ | ░░░░░░░░░ ░░░░░░░░░░░░░░░░░ | - |
Training of Jennifer Cook
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
61
1st degree connections
14
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 14 |
|---|---|
Genentech, Inc.
 Genentech, Inc. BiotechnologyHealth Technology Operates as a biotechnology company that develops medicines for cancer peoples | Health Technology |
Roche Pharmaceuticals, Inc.
 Roche Pharmaceuticals, Inc. Miscellaneous Commercial ServicesCommercial Services Provides research and development services | Commercial Services |
Stanford University
 Stanford University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Prizm Pharmaceuticals, Inc.
 Prizm Pharmaceuticals, Inc. BiotechnologyHealth Technology Provides gene therapy services and tissue repair | Health Technology |
Haas School of Business
 Haas School of Business Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Jazz Pharmaceuticals Plc
 Jazz Pharmaceuticals Plc Pharmaceuticals: MajorHealth Technology Engages in the development and commercialization of pharmaceutical products to treat neurological disorders | Health Technology |
Denali Therapeutics, Inc.
 Denali Therapeutics, Inc. BiotechnologyHealth Technology Operates as a biopharmaceutical company that develops therapeutics for neurodegenerative diseases | Health Technology |
GRAIL, Inc.
 GRAIL, Inc. Medical SpecialtiesHealth Technology Manufactures cancer detection test kits and provides related services | Health Technology |
BridgeBio Pharma LLC
BridgeBio Pharma LLC BiotechnologyHealth Technology Discovers and develops medicines for patients with genetic diseases | Health Technology |
Ambys Medicines, Inc.
Ambys Medicines, Inc. Pharmaceuticals: MajorHealth Technology Develops regenerative medicine therapies for serious liver diseases | Health Technology |
Gyroscope Therapeutics Ltd.
Gyroscope Therapeutics Ltd. BiotechnologyHealth Technology Develops gene therapies and medicines for eye diseases | Health Technology |
BridgeBio Pharma, Inc.
 BridgeBio Pharma, Inc. BiotechnologyHealth Technology Develops medicines for genetic diseases to patients | Health Technology |
Gyroscope Therapeutics Holdings Plc
 Gyroscope Therapeutics Holdings Plc BiotechnologyHealth Technology Develops clinical-stage gene therapies to treat diseases of eyes | Health Technology |
Jennifer Cook Consulting |
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