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Yujiro Hata
Chief Executive Officer at
IDEAYA BIOSCIENCES, INC.
Net worth: 20 M $ as of 2026-05-30
Profile
Yujiro S.
Hata is the founder of IDEAYA Biosciences, Inc., founded in 2015, serving as Chairman, President & Chief Executive Officer.
Current jobs include Director at Experimed Bioscience, Inc., Independent Director at Enanta Pharmaceuticals, Inc. since 2021, Director-Moores Cancer Center at the University of California San Diego since 2015, and Director at Hexagon Bio, Inc. since 2024.
Former jobs include Director at Oscient Pharmaceuticals Corp., Independent Director at Xencor, Inc. from 2015 to 2022, Director at Expansion Therapeutics, Inc. from 2007 to 2021, VP-Corporate Development & Strategy at Onyx Pharmaceuticals, Inc. from 2010 to 2013, Principal at McKinsey & Co., Inc., Chief Business Officer & SVP-Business Development at Enanta Pharmaceuticals, Inc. from 2002 to 2010, Head-Business Development at ImClone LLC, Chief Operating Officer at Flexus Biosciences, Inc. from 2014 to 2015, and Chief Operating Officer at Rapt Therapeutics, Inc. from 2014 to 2015.
Education includes undergraduate studies at the University of Oxford and The Colorado College, and an MBA from The Wharton School of the University of Pennsylvania.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2026-03-30 | 690,695 ( 0.79% ) | 20 M $ | 2026-05-30 | |
| 2026-03-10 | 0 ( -.--% ) | - $ | 2026-05-30 |
Yujiro Hata active positions
| Companies | Position | Start |
|---|---|---|
| IDEAYA BIOSCIENCES, INC. | Chief Executive Officer | 2015-05-31 |
| ENANTA PHARMACEUTICALS, INC. | Director/Board Member | 2021-08-18 |
Hexagon Bio, Inc.
 Hexagon Bio, Inc. BiotechnologyHealth Technology Operates as biopharmaceutical company that develops microbial genomes into novel therapeutics for oncology and infectious diseases | Director/Board Member | 2023-12-31 |
University of California San Diego
 University of California San Diego Other Consumer ServicesConsumer Services Functions as a College/University | Corporate Officer/Principal | 2014-12-31 |
Experimed Bioscience, Inc.
 Experimed Bioscience, Inc. Pharmaceuticals: MajorHealth Technology Engages in research and development of drugs | Director/Board Member | - |
Former positions of Yujiro Hata
| Companies | Position | End |
|---|---|---|
| XENCOR, INC. | Director/Board Member | 2022-09-07 |
Expansion Therapeutics, Inc.
 Expansion Therapeutics, Inc. Pharmaceuticals: MajorHealth Technology Operates as drug discovery and development company for RNA-mediated diseases | Director/Board Member | 2020-12-31 |
| RAPT THERAPEUTICS, INC. | Chief Operating Officer | 2015-07-31 |
Flexus Biosciences, Inc.
 Flexus Biosciences, Inc. BiotechnologyHealth Technology Provides cancer therapeutics through innovative apps | Chief Operating Officer | 2015-07-31 |
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Training of Yujiro Hata
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
51
1st degree connections
16
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 16 |
|---|---|
Oscient Pharmaceuticals Corp.
 Oscient Pharmaceuticals Corp. Miscellaneous Commercial ServicesCommercial Services Markets and sells products to community-based primary care physicians | Commercial Services |
ImClone LLC
 ImClone LLC BiotechnologyHealth Technology Develops novel therapeutic products and blood cell growth factors for the treatment of cancer | Health Technology |
Onyx Pharmaceuticals, Inc.
 Onyx Pharmaceuticals, Inc. Pharmaceuticals: MajorHealth Technology Operates as a biopharmaceutical company that provide therapeutics for cancer | Health Technology |
Xencor, Inc.
 Xencor, Inc. BiotechnologyHealth Technology Develops therapeutics to treat autoimmune and allergic diseases, cancer and other conditions | Health Technology |
Experimed Bioscience, Inc.
Experimed Bioscience, Inc. Pharmaceuticals: MajorHealth Technology Engages in research and development of drugs | Health Technology |
McKinsey & Co., Inc.
 McKinsey & Co., Inc. Miscellaneous Commercial ServicesCommercial Services Operates as a management consulting firm | Commercial Services |
University of Oxford
 University of Oxford Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
The Colorado College
 The Colorado College Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
University of California San Diego
University of California San Diego Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Enanta Pharmaceuticals, Inc.
 Enanta Pharmaceuticals, Inc. Pharmaceuticals: MajorHealth Technology Develops small molecule drugs for the treatment of viral infections and liver diseases | Health Technology |
The Wharton School of the University of Pennsylvania
 The Wharton School of the University of Pennsylvania Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Flexus Biosciences, Inc.
Flexus Biosciences, Inc. BiotechnologyHealth Technology Provides cancer therapeutics through innovative apps | Health Technology |
Rapt Therapeutics, Inc.
 Rapt Therapeutics, Inc. Pharmaceuticals: MajorHealth Technology Develops and commercializes oral small molecule therapies for patients | Health Technology |
IDEAYA Biosciences, Inc.
 IDEAYA Biosciences, Inc. Pharmaceuticals: MajorHealth Technology Operates as oncology-focused precision medicine company which develops and sells cancer therapeutics | Health Technology |
Expansion Therapeutics, Inc.
Expansion Therapeutics, Inc. Pharmaceuticals: MajorHealth Technology Operates as drug discovery and development company for RNA-mediated diseases | Health Technology |
Hexagon Bio, Inc.
Hexagon Bio, Inc. BiotechnologyHealth Technology Operates as biopharmaceutical company that develops microbial genomes into novel therapeutics for oncology and infectious diseases | Health Technology |
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