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Arnon Rosenthal
Founder at
ALECTOR, INC.
Net worth: 14 M $ as of 31/05/2026
Profile
Arnon Rosenthal was the founder of Rinat Neuroscience Corp., founded in 2001, serving as President, Director & Chief Scientific Officer from 2001 to 2006.
Dr. Rosenthal was the founder of Annexon, Inc., founded in 2011, serving as Chairman from 2014 to 2017.
Dr. Rosenthal is the founder of Alector, Inc., founded in 2013, serving as Chief Executive Officer & Director since 2019.
Former jobs include Scientist at Genentech, Inc. from 1985 to 2001.
Education includes a doctorate from The Hebrew University of Jerusalem.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
ALECTOR, INC. 5.67% | 02/06/2026 | 62,97,581 ( 5.67% ) | 14 M $ | 31/05/2026 |
Arnon Rosenthal active positions
| Companies | Position | Start |
|---|---|---|
| ALECTOR, INC. | Founder | 01/05/2013 |
Former positions of Arnon Rosenthal
| Companies | Position | End |
|---|---|---|
| ANNEXON, INC. | Chief Executive Officer | 01/12/2014 |
Rinat Neuroscience Corp.
 Rinat Neuroscience Corp. BiotechnologyHealth Technology Manufactures & markets drugs for treating neurological diseases | Founder | 01/08/2006 |
Genentech, Inc.
 Genentech, Inc. BiotechnologyHealth Technology Operates as a biotechnology company that develops medicines for cancer peoples | Corporate Officer/Principal | 01/08/2001 |
Training of Arnon Rosenthal
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
91
1st degree connections
5
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 5 |
|---|---|
Genentech, Inc.
Genentech, Inc. BiotechnologyHealth Technology Operates as a biotechnology company that develops medicines for cancer peoples | Health Technology |
Annexon, Inc.
 Annexon, Inc. Pharmaceuticals: MajorHealth Technology Develops novel therapeutics for neurodegenerative and autoimmune disorders | Health Technology |
The Hebrew University of Jerusalem
 The Hebrew University of Jerusalem Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Rinat Neuroscience Corp.
Rinat Neuroscience Corp. BiotechnologyHealth Technology Manufactures & markets drugs for treating neurological diseases | Health Technology |
Alector, Inc.
 Alector, Inc. BiotechnologyHealth Technology Operates as a biopharmaceutical company that develops therapeutics for Alzheimer’s disease and other neurodegenerative disorders | Health Technology |
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