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Ralph Charlton
Chief Tech/Sci/R&D Officer at
POLARYX THERAPEUTICS, INC.
Profile
Ralph William Charlton is Chief Medical Officer at Polaryx Therapeutics, Inc. since 2026.
Former roles include Executive Medical Director at Allergan, Inc. from 2018 to 2019, Senior Medical Director-Clinical Development at Ascendis Pharma, Inc. from 2019 to 2020, Vice President-Clinical Development at 89bio, Inc. from 2020 to 2022, Chief Medical Officer at Spruce Biosciences, Inc. from 2022 to 2024, and SVP-Clinical Development & Skeletal Dysplasia at Tyra Biosciences, Inc. Education includes undergraduate studies at the University of the Pacific, graduate studies at The University of California, San Francisco, and a doctorate from the Keck School of Medicine of USC.
Ralph Charlton active positions
| Companies | Position | Start |
|---|---|---|
| POLARYX THERAPEUTICS, INC. | Chief Tech/Sci/R&D Officer | 31/08/2026 |
Former positions of Ralph Charlton
| Companies | Position | End |
|---|---|---|
| SPRUCE BIOSCIENCES, INC. | Chief Tech/Sci/R&D Officer | 19/12/2024 |
| 89BIO, INC. | Chief Tech/Sci/R&D Officer | 31/01/2022 |
Ascendis Pharma, Inc.
 Ascendis Pharma, Inc. Pharmaceuticals: MajorHealth Technology Operates as a biopharmaceutical company that develops endocrinology, rare disease and oncology medicines & transient conjugation platform | Chief Tech/Sci/R&D Officer | 31/10/2020 |
| ALLERGAN, INC. | Chief Tech/Sci/R&D Officer | 30/04/2019 |
| TYRA BIOSCIENCES, INC. | Corporate Officer/Principal | - |
Training of Ralph Charlton
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
26
1st degree connections
9
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 9 |
|---|---|
Allergan, Inc.
 Allergan, Inc. Pharmaceuticals: MajorHealth Technology Manufactures pharmaceutical products | Health Technology |
University of the Pacific
 University of the Pacific Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
The University of California, San Francisco
 The University of California, San Francisco Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Keck School of Medicine of USC
 Keck School of Medicine of USC Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Ascendis Pharma, Inc.
Ascendis Pharma, Inc. Pharmaceuticals: MajorHealth Technology Operates as a biopharmaceutical company that develops endocrinology, rare disease and oncology medicines & transient conjugation platform | Health Technology |
Spruce Biosciences, Inc.
 Spruce Biosciences, Inc. BiotechnologyHealth Technology Operates as a biopharmaceutical company focused on developing and commercializing novel therapies for neurological disorders | Health Technology |
89bio, Inc.
 89bio, Inc. Pharmaceuticals: MajorHealth Technology Operates as a biopharmaceutical company | Health Technology |
Tyra Biosciences, Inc.
 Tyra Biosciences, Inc. BiotechnologyHealth Technology Operates as a clinical-stage biotechnology company that develops cancer treatment drug therapies | Health Technology |
Polaryx Therapeutics, Inc.
 Polaryx Therapeutics, Inc. Miscellaneous Commercial ServicesCommercial Services Operates as a clinical-stage biotechnology company that engages in discovery, development and commercialization of novel, disease-modifying therapies for rare, pediatric lysosomal storage disorders | Commercial Services |
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