Helmy Eltoukhy

Chief Executive Officer at GUARDANT HEALTH, INC.

Net worth: 261 M $ as of 2026-05-30

47 year

90 connections

Health Technology

Finance

Consumer Services

Profile

Founder of Guardant Health, Inc. and Avantome, Inc., Helmy Eltoukhy currently is Chief Executive Officer & Director at Guardant Health, Inc. He previously occupied the position of Director-Advanced Technology Research at Illumina, Inc. and President & Chief Executive Officer of Avantome, Inc. (a subsidiary of Illumina, Inc.) and Principal at Stanford Genome Technology Center. Dr. Eltoukhy received an undergraduate degree, a doctorate and a graduate degree from Stanford University.

Known holdings in public companies

Company	Date	Number of shares	Valuation	Valuation date
GUARDANT HEALTH, INC. 1.52%	2026-06-04	2,012,919 ( 1.52% )	261 M $	2026-05-30

Helmy Eltoukhy active positions

Companies	Position	Start
GUARDANT HEALTH, INC.	Chief Executive Officer	2012-12-31
Transform Capital Management LLC Transform Capital Management LLC Investment ManagersFinance Transform VC invests in companies located in the United States. The firm focuses on deep tech, applied deep tech and SaaS industries. It participates in early stage transactions.	Consultant / Advisor	-
SETI Institute SETI Institute Miscellaneous Commercial ServicesCommercial Services Provides scientific research, education and public outreach studies and services	Director/Board Member	-
Green Sands Equity Green Sands Equity Investment ManagersFinance Green Sands Equity invests in companies located in the United States. The firm targets companies operating in the fields of technology and healthcare sectors. It provides financing for seed, early and growth stage capital requirements.	Private Equity Investor	-

All active positions of Helmy Eltoukhy

Former positions of Helmy Eltoukhy

Companies	Position	End
ILLUMINA, INC.	Corporate Officer/Principal	2012-11-30
Avantome, Inc. Avantome, Inc. Medical SpecialtiesHealth Technology Provides advanced genomics services	Chief Executive Officer	2008-07-31
Stanford Genome Technology Center	Corporate Officer/Principal	-

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Linked companies

Private companies	8
Illumina, Inc. Illumina, Inc. Medical SpecialtiesHealth Technology Operates as a biotechnology company that develops laboratory instruments	Health Technology
Guardant Health, Inc. Guardant Health, Inc. Medical SpecialtiesHealth Technology Develops blood and tissue test devices to detect cancer & provides related screening services	Health Technology
Stanford University Stanford University Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
SETI Institute SETI Institute Miscellaneous Commercial ServicesCommercial Services Provides scientific research, education and public outreach studies and services	Commercial Services
Avantome, Inc. Avantome, Inc. Medical SpecialtiesHealth Technology Provides advanced genomics services	Health Technology
Stanford Genome Technology Center
Transform Capital Management LLC Transform Capital Management LLC Investment ManagersFinance Transform VC invests in companies located in the United States. The firm focuses on deep tech, applied deep tech and SaaS industries. It participates in early stage transactions.	Finance
Green Sands Equity Green Sands Equity Investment ManagersFinance Green Sands Equity invests in companies located in the United States. The firm targets companies operating in the fields of technology and healthcare sectors. It provides financing for seed, early and growth stage capital requirements.	Finance