![Claire Fraser-Liggett](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>)
Claire Fraser-Liggett
Director/Board Member at
SERES THERAPEUTICS, INC.
Net worth: 4 M $ as of 2026-07-30
Profile
Claire M.
Fraser-Liggett is currently an Independent Director at Waters Corp.
since 2026, an Independent Director at Seres Therapeutics, Inc. since 2023, a Trustee at Rensselaer Polytechnic Institute, a Professor at the University of Maryland Medical Center since 2007, and a Member of the National Academy of Medicine since 2011.
Former positions include Director at Helicos Biosciences Corp., President & Director at the Institute for Genomic Research from 1998 to 2007, President-Elect & Director at the American Association for the Advancement of Science, Director at the Institute For Genome Sciences from 2007 to 2024, Director at Ohana Biosciences, Inc., Independent Director at Becton, Dickinson & Co. from 2006 to 2026, Trustee at the Institute for Defense Analyses, and Professor-Medicine, Microbiology & Immunology at the University of Maryland School of Medicine.
Education includes undergraduate studies at Rensselaer Polytechnic Institute and a doctorate from the State University of New York at Buffalo.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2025-11-30 | 22,226 ( 0.01% ) | 4 M $ | 2026-07-30 | |
| 2026-03-23 | 489 ( 0% ) | 184 505 $ | 2026-07-30 | |
| 2026-07-07 | 0 ( -.--% ) | - $ | 2026-07-30 |
Claire Fraser-Liggett active positions
| Companies | Position | Start |
|---|---|---|
| SERES THERAPEUTICS, INC. | Director/Board Member | 2023-01-03 |
| WATERS CORPORATION | Director/Board Member | 2026-02-08 |
Rensselaer Polytechnic Institute
 Rensselaer Polytechnic Institute Other Consumer ServicesConsumer Services Functions as a College/University | Director/Board Member | - |
University of Maryland Medical Center
 University of Maryland Medical Center Other Consumer ServicesConsumer Services Functions as a College/University | Corporate Officer/Principal | 2010-12-27 |
National Academy of Medicine | Corporate Officer/Principal | 2010-12-31 |
Former positions of Claire Fraser-Liggett
| Companies | Position | End |
|---|---|---|
| BECTON, DICKINSON AND COMPANY | Director/Board Member | 2026-02-08 |
Institute For Genome Sciences
 Institute For Genome Sciences BiotechnologyHealth Technology Provides research and development services for microbiologist | Director/Board Member | 2023-12-31 |
Institute for Genomic Research
 Institute for Genomic Research Miscellaneous Commercial ServicesCommercial Services Deciphering and analyzing genomes | President | 2006-12-31 |
University of Maryland School of Medicine
 University of Maryland School of Medicine Other Consumer ServicesConsumer Services Functions as a College/University | Director/Board Member | - |
| ░░░░░ ░░░░░░░░░░░░ ░░░░ | ░░░░░░░░░░░░░░ ░░░░░░ | - |
Training of Claire Fraser-Liggett
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
82
1st degree connections
14
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 14 |
|---|---|
Becton, Dickinson & Co.
 Becton, Dickinson & Co. Medical SpecialtiesHealth Technology Manufactures and sells medical supplies, devices, laboratory equipment & diagnostic products | Health Technology |
Waters Corp.
 Waters Corp. Medical SpecialtiesHealth Technology Designs, manufactures, sells and services analytical technologies: liquid chromatography, mass spectrometry, and thermal analysis | Health Technology |
Rensselaer Polytechnic Institute
Rensselaer Polytechnic Institute Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
State University of New York at Buffalo
 State University of New York at Buffalo Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Helicos Biosciences Corp.
 Helicos Biosciences Corp. Miscellaneous Commercial ServicesCommercial Services Provides solutions for solving problems in biology and medicine | Commercial Services |
Institute for Defense Analyses
 Institute for Defense Analyses State AgencyGovernment Provides technical analyses of weapons systems and programs | Government |
Institute for Genomic Research
Institute for Genomic Research Miscellaneous Commercial ServicesCommercial Services Deciphering and analyzing genomes | Commercial Services |
American Association for the Advancement of Science
 American Association for the Advancement of Science Miscellaneous Commercial ServicesCommercial Services Provides science related journal, program, and education services | Commercial Services |
University of Maryland Medical Center
University of Maryland Medical Center Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
University of Maryland School of Medicine
University of Maryland School of Medicine Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
National Academy of Medicine | |
Seres Therapeutics, Inc.
 Seres Therapeutics, Inc. BiotechnologyHealth Technology Develops novel treatments for diseases related to the human microbiome | Health Technology |
Institute For Genome Sciences
Institute For Genome Sciences BiotechnologyHealth Technology Provides research and development services for microbiologist | Health Technology |
Ohana Biosciences, Inc.
 Ohana Biosciences, Inc. Miscellaneous Commercial ServicesCommercial Services Operates early stage biotechnology company | Commercial Services |
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