Lewis Williams

Lewis Williams

Director/Board Member at PROTAGONIST THERAPEUTICS, INC.

Net worth: 628 835 $ as of 2026-06-29

76 year
Health Technology
Consumer Services
Technology Services

Profile

Lewis T.
Williams
was the founder of COR Therapeutics, Inc., founded in 1989, serving as Director from 1989 to 2007.
Dr. Williams was the founder of Five Prime Therapeutics, Inc., founded in 2001, serving as Director in 2019.
Dr. Williams is the founder of Walking Fish Therapeutics, Inc., founded in 2018, serving as Chairman & Chief Executive Officer since 2019.
Current jobs include Independent Director at Protagonist Therapeutics, Inc. since 2017, Member at the National Academy of Sciences, and Partner at Quan Capital Management LLC.
Former jobs include Director & Chief Scientific Officer at Chiron Corp.
from 1999 to 2001, Director at Beckman Coulter, Inc. from 2009 to 2011, Director-Cardiovascular & Daiichi Research at The University of California, San Francisco from 1993 to 2013, Independent Director at Arcellx, Inc. from 2019 to 2022, Independent Director at Neoleukin Therapeutics, Inc. from 2019 to 2022, and various director, president, chief scientific officer, chief technology officer, cardiologist, and principal roles at multiple organizations including Duke University, William Marsh Rice University, Berklee College of Music, Juvaris BioTherapeutics, Inc., Aquinox Pharmaceuticals, Inc., Cardiovascular Research Institute, Medsphere Systems Corp., The General Hospital Corp., Bridge Medical, Inc., AmerisourceBergen Technology Group, Novartis Vaccines & Diagnostics, Inc., Chiron Technologies, Inc., and Harvard Medical School.
Education includes a doctorate from Duke University and an undergraduate degree from William Marsh Rice University.

Known holdings in public companies

CompanyDateNumber of sharesValuationValuation date
2026-03-12 5,130 ( 0.01% ) 628 835 $ 2026-06-29

Lewis Williams active positions

CompaniesPositionStart
PROTAGONIST THERAPEUTICS, INC. Director/Board Member 2017-06-07
Chief Executive Officer 2019-01-31
Corporate Officer/Principal -
Private Equity Investor -

Former positions of Lewis Williams

CompaniesPositionEnd
ARCELLX, INC. Director/Board Member 2022-05-15
NEUROGENE INC. Director/Board Member 2022-03-01
FIVE PRIME THERAPEUTICS, INC. Chief Executive Officer 2018-01-01
Corporate Officer/Principal 2013-07-31
Director/Board Member 2011-06-29
See the detail of Lewis Williams's experience

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