List of insiders holdings for Alector Inc.:
- Shares directly owned by the insider.
- Shares indirectly owned by the insider.
- Total shares owned by the insider (sum of shares directly and indirectly owned).
- Total market value if available.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
| Insider Holder Name | Report Date Time | Shares Owned Directly Indirectly | Total Shares Owned | Filing |
| MCGUIRE TERRANCE Director 10% Owner | 2023-09-13 16:29:03 | 54,996 10,893,216 | 10,948,212 | Form 4 |
| Polaris Venture Management Co. VI L.L.C. Polaris Venture Partners VI (AIV) L.P. Polaris Venture Partners Founders' Fund VI L.P. Polaris Venture Partners VI L.P. Polaris Venture Partners VI (AIV-B) L.P. 10% Owner | 2024-11-12 19:21:57 | 9,977,877 0 | 9,977,877 | Form 13G |
| Rosenthal Arnon Chief Executive Officer | 2024-12-03 17:40:05 | 2,507,074 3,930,375 | 6,437,449 | Form 4 |
| ORBIMED ADVISORS LLC OrbiMed Capital GP IV LLC ORBIMED CAPITAL LLC 10% Owner | 2020-07-16 17:12:51 | 2,725,313 0 | 2,725,313 | Form 13D |
| ORBIMED ADVISORS LLC OrbiMed Capital GP IV LLC 10% Owner | 2020-07-16 17:12:51 | 2,725,313 0 | 2,725,313 | Form 13D |
| Gerngross Tillman U. Director | 2023-06-15 16:04:03 | 2,656,679 0 | 2,656,679 | Form 4 |
| SULIMAN SHEHNAAZ President and COO | 2021-12-14 20:23:09 | 787,972 0 | 787,972 | Form 4 |
| King Robert Chief Development Officer | 2022-10-04 20:05:59 | 565,255 0 | 565,255 | Form 4 |
| Kenkare-Mitra Sara President and Head of R&D | 2024-12-03 17:40:03 | 565,215 0 | 565,215 | Form 4 |
| Paul Robert Chief Medical Officer | 2021-08-11 18:23:30 | 431,019 0 | 431,019 | Form 4 |
| Romano Gary Chief Medical Officer | 2024-12-03 17:40:03 | 349,283 0 | 349,283 | Form 4 |
| GRASSO MARC Chief Financial Officer | 2024-12-03 17:40:06 | 330,651 0 | 330,651 | Form 4 |
| Yu Calvin Vice President, Finance | 2021-07-07 19:38:23 | 220,498 0 | 220,498 | Form 4 |
| Wehner David M. Director | 2024-06-12 16:46:05 | 115,330 0 | 115,330 | Form 4 |
| Oney Sabah Chief Business Officer | 2020-10-05 16:31:00 | 109,689 0 | 109,689 | Form 4 |
| LAVIGNE LOUIS J JR Director | 2024-06-12 16:46:10 | 70,709 10,552 | 81,261 | Form 4 |
| Yaffe Kristine Director | 2024-08-13 19:55:03 | 67,709 0 | 67,709 | Form 4 |
| GAROFALO ELIZABETH A. Director | 2024-06-12 16:46:08 | 61,250 0 | 61,250 | Form 4 |
| Altmeyer Mark Director | 2024-03-21 17:01:10 | 60,670 0 | 60,670 | Form 4 |
| DESOUZA ERROL B Director | 2024-03-21 17:01:08 | 60,670 0 | 60,670 | Form 4 |
| Hammond Paula Director | 2024-08-13 19:55:04 | 60,209 0 | 60,209 | Form 4 |
| SCHELLER RICHARD H Director | 2024-10-10 16:05:06 | 50,833 0 | 50,833 | Form 4 |
| GORDON CARL L Director 10% Owner | 2019-05-14 17:45:25 | 20,000 0 | 20,000 | Form 4 |
| Rubinstein Linda M Interim Chief Financial Ofcr | 2021-09-09 16:31:18 | 0 0 | 0 | Form 3 |