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Robert Ragusa
Director/Board Member at
TWIST BIOSCIENCE CORPORATION
Net worth: 24 M $ as of 2026-05-30
Profile
Robert P. Ragusa is Chief Operations Officer of Illumina, Inc. Mr. Ragusa is also on the board of Twist Bioscience Corp. Mr. Ragusa previously was Executive VP-Engineering & Global Operations at Accuray, Inc., Senior Vice President-Global Operations at Applied Biosystems, Inc. and Vice President at Applera Corp. He received a graduate degree from Carnegie Mellon University and an undergraduate degree and an MBA from the University of Connecticut.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
GRAIL INC 0.72% | 2026-04-21 | 308,989 ( 0.72% ) | 22 M $ | 2026-05-30 |
| 2026-02-04 | 28,983 ( 0.05% ) | 2 M $ | 2026-05-30 |
Robert Ragusa active positions
| Companies | Position | Start |
|---|---|---|
| TWIST BIOSCIENCE CORPORATION | Director/Board Member | 2016-10-31 |
Dante Labs, Inc.
 Dante Labs, Inc. Medical/Nursing ServicesHealth Services Operates genetic testing laboratories | Director/Board Member | 2021-07-18 |
Former positions of Robert Ragusa
| Companies | Position | End |
|---|---|---|
| GRAIL, INC. | Chief Executive Officer | 2026-05-31 |
| ILLUMINA, INC. | Chief Operating Officer | 2021-09-30 |
| ACCURAY INCORPORATED | Chief Operating Officer | 2013-10-31 |
Applera Corp.
 Applera Corp. Medical SpecialtiesHealth Technology Manufactures medical instruments | Corporate Officer/Principal | 2008-06-30 |
Applied Biosystems, Inc.
 Applied Biosystems, Inc. Medical SpecialtiesHealth Technology Manufactures genomics and proteomics related research instruments | Chief Operating Officer | 2004-12-31 |
Training of Robert Ragusa
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
66
1st degree connections
9
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 9 |
|---|---|
Carnegie Mellon University
 Carnegie Mellon University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Applera Corp.
Applera Corp. Medical SpecialtiesHealth Technology Manufactures medical instruments | Health Technology |
Illumina, Inc.
 Illumina, Inc. Medical SpecialtiesHealth Technology Operates as a biotechnology company that develops laboratory instruments | Health Technology |
Twist Bioscience Corp.
 Twist Bioscience Corp. BiotechnologyHealth Technology Manufactures, distributes and sells synthetic DNA products through online | Health Technology |
Accuray, Inc.
 Accuray, Inc. Medical SpecialtiesHealth Technology Manufactures medical equipment | Health Technology |
University of Connecticut
 University of Connecticut Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Applied Biosystems, Inc.
Applied Biosystems, Inc. Medical SpecialtiesHealth Technology Manufactures genomics and proteomics related research instruments | Health Technology |
GRAIL, Inc.
 GRAIL, Inc. Medical SpecialtiesHealth Technology Manufactures cancer detection test kits and provides related services | Health Technology |
Dante Labs, Inc.
Dante Labs, Inc. Medical/Nursing ServicesHealth Services Operates genetic testing laboratories | Health Services |
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