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Robert Ragusa
Director/Board Member at
TWIST BIOSCIENCE CORPORATION
Net worth: 24 M $ as of 30/07/2026
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% | 21/04/2026 | 308,989 ( 0.72% ) | 21 M $ | 30/07/2026 |
| 04/02/2026 | 28,983 ( 0.04% ) | 3 M $ | 30/07/2026 |
Robert Ragusa active positions
| Companies | Position | Start |
|---|---|---|
| TWIST BIOSCIENCE CORPORATION | Director/Board Member | 31/10/2016 |
| ALAMAR BIOSCIENCES, INC. | Director/Board Member | 27/08/2026 |
Dante Labs, Inc.
 Dante Labs, Inc. Medical/Nursing ServicesHealth Services Operates genetic testing laboratories | Director/Board Member | 18/07/2021 |
Former positions of Robert Ragusa
| Companies | Position | End |
|---|---|---|
| GRAIL, INC. | Chief Executive Officer | 31/05/2026 |
| ILLUMINA, INC. | Chief Operating Officer | 30/09/2021 |
| ACCURAY INCORPORATED | Chief Operating Officer | 31/10/2013 |
Applera Corp.
 Applera Corp. Medical SpecialtiesHealth Technology Manufactures medical instruments | Corporate Officer/Principal | 30/06/2008 |
Applied Biosystems, Inc.
 Applied Biosystems, Inc. Medical SpecialtiesHealth Technology Manufactures genomics and proteomics related research instruments | Chief Operating Officer | 31/12/2004 |
Training of Robert Ragusa
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
77
1st degree connections
10
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 10 |
|---|---|
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 |
Alamar Biosciences, Inc. (California)
 Alamar Biosciences, Inc. (California) BiotechnologyHealth Technology Develops a proteomic liquid biopsy platform and sells instruments, consumables & services for the early detection of diseases | Health Technology |
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