Obi Greenman

Chairman at CERUS CORPORATION

Net worth: 15 M $ as of 2026-05-30

59 year

Health Technology

Consumer Services

Profile

William Mariner Greenman is Executive Chairman at Cerus Corp.
since 2026.
Former roles include Independent Director at Aduro BioTech, Inc., Independent Director at Chinook Therapeutics, Inc. from 2010 to 2023, and Senior Vice President-Biotech Division at Baxter International, Inc. in 1995.
Education includes undergraduate studies at Stanford University.

Known holdings in public companies

Company	Date	Number of shares	Valuation	Valuation date
CERUS CORPORATION 2.52%	2026-06-29	5,053,036 ( 2.52% )	15 M $	2026-05-30

Obi Greenman active positions

Companies	Position	Start
CERUS CORPORATION	Chairman	2026-03-15

All active positions of Obi Greenman

Former positions of Obi Greenman

Companies	Position	End
CHINOOK THERAPEUTICS, INC.	Director/Board Member	2023-08-10
BAXTER INTERNATIONAL INC.	Corporate Officer/Principal	1994-12-31
CHINOOK THERAPEUTICS, INC.	Director/Board Member	-

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Training of Obi Greenman

Experiences
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Linked companies

Private companies	5
Baxter International, Inc. Baxter International, Inc. Medical SpecialtiesHealth Technology Produces and supplies medical products, healthcare systems, therapies and pharmaceuticals & provide kidney care services	Health Technology
Cerus Corp. Cerus Corp. Medical SpecialtiesHealth Technology Develops and commercializes the INTERCEPT Blood System for platelets and plasma	Health Technology
Aduro BioTech, Inc. Aduro BioTech, Inc. Pharmaceuticals: MajorHealth Technology Operates as a clinical-stage immuno-oncology company, which focuses on the development of technology platforms for cancer	Health Technology
Stanford University Stanford University Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
Chinook Therapeutics, Inc. Chinook Therapeutics, Inc. Pharmaceuticals: MajorHealth Technology Operates as a biopharmaceutical company that discovers, develops and commercializes medicines for kidney diseases	Health Technology