Over the past 12 months, 5 insiders at Alector, Inc. filed 21 open-market SEC Form 4 transactions on ALEC: 0 purchases worth $0 and 21 sales worth $1.0M. Insiders have been net sellers over this period. The most recent filing was on Jun 3, 26.
| Date | Insider | Type | Shares | Price | Value |
|---|---|---|---|---|---|
| Jun 3, 26 | Grace Wong-saradPrincipal Accounting Officer | SELL | 3.5K | $1.88 | $7K |
| Jun 2, 26 | Neil Lindsay BerkleyCFO & Chief Business Officer | SELL | 19.4K | $1.97 | $38K |
| Jun 2, 26 | Arnon RosenthalChief Executive Officer | SELL | 87.2K | $1.97 | $172K |
| Jun 2, 26 | Grace Wong-saradPrincipal Accounting Officer | SELL | 5.7K | $1.97 | $11K |
| Apr 16, 26 | Grace Wong-saradPrincipal Accounting Officer | SELL | 1.8K | $2.65 | $5K |
| Mar 10, 26 | Grace Wong-saradPrincipal Accounting Officer | SELL | 1.0K | $2.65 | $3K |
| Mar 3, 26 | Grace Wong-saradPrincipal Accounting Officer | SELL | 3.4K | $2.08 | $7K |
| Mar 2, 26 | Neil Lindsay BerkleyCFO & Chief Business Officer | SELL | 29.6K | $2.12 | $63K |
| Mar 2, 26 | Arnon RosenthalChief Executive Officer | SELL | 81.9K | $2.12 | $174K |
| Mar 2, 26 | Grace Wong-saradPrincipal Accounting Officer | SELL | 8.1K | $2.12 | $17K |
| Feb 26, 26 | Grace Wong-saradPrincipal Accounting Officer | SELL | 4.1K | $2.50 | $10K |
| Dec 5, 25 | Grace Wong-saradPrincipal Accounting Officer | SELL | 4.8K | $1.21 | $6K |
| Dec 3, 25 | Neil Lindsay BerkleyChief Bus Ofcr & Interim CFO | SELL | 37.3K | $1.12 | $42K |
| Dec 3, 25 | Sara Kenkare-mitraPresident and Head of R&D | SELL | 41.7K | $1.12 | $47K |
| Dec 3, 25 | Arnon RosenthalChief Executive Officer | SELL | 104.3K | $1.12 | $117K |
| Dec 3, 25 | Grace Wong-saradPrincipal Accounting Officer | SELL | 8.1K | $1.12 | $9K |
| Sep 2, 25 | Neil Lindsay BerkleyPrincipal Financial Officer | SELL | 15.8K | $2.50 | $40K |
| Sep 2, 25 | Sara Kenkare-mitraPresident and Head of R&D | SELL | 23.6K | $2.50 | $59K |
| Sep 2, 25 | Arnon RosenthalChief Executive Officer | SELL | 51.6K | $2.50 | $129K |
| Sep 2, 25 | Grace Wong-saradPrincipal Accounting Officer | SELL | 5.9K | $2.50 | $15K |
| Aug 26, 25 | Paula HammondDirector | SELL | 14.0K | $2.36 | $33K |
| Jun 20, 25 | Kristine YaffeDirector | SELL | 1.0K | $1.44 | $1K |
| Jun 2, 25 | Marc GrassoChief Financial Officer | SELL | 16.5K | $1.34 | $22K |
| Jun 2, 25 | Sara Kenkare-mitraPresident and Head of R&D | SELL | 23.9K | $1.34 | $32K |
| Jun 2, 25 | Arnon RosenthalChief Executive Officer | SELL | 52.1K | $1.34 | $70K |
| Mar 3, 25 | Marc GrassoChief Financial Officer | SELL | 18.1K | $1.47 | $27K |
| Mar 3, 25 | Sara Kenkare-mitraPresident and Head of R&D | SELL | 29.1K | $1.47 | $43K |
| Mar 3, 25 | Gary RomanoChief Medical Officer | SELL | 16.3K | $1.47 | $24K |
| Mar 3, 25 | Arnon RosenthalChief Executive Officer | SELL | 40.3K | $1.47 | $59K |
| Dec 2, 24 | Marc GrassoChief Financial Officer | SELL | 16.5K | $2.52 | $42K |
| Dec 2, 24 | Sara Kenkare-mitraPresident and Head of R&D | SELL | 26.5K | $2.52 | $67K |
| Dec 2, 24 | Gary RomanoChief Medical Officer | SELL | 14.9K | $2.52 | $38K |
| Dec 2, 24 | Arnon RosenthalChief Executive Officer | SELL | 52.2K | $2.52 | $131K |
| Sep 3, 24 | Marc GrassoChief Financial Officer | SELL | 7.3K | $4.88 | $36K |
| Sep 3, 24 | Sara Kenkare-mitraPresident and Head of R&D | SELL | 13.9K | $4.88 | $68K |
| Sep 3, 24 | Gary RomanoChief Medical Officer | SELL | 8.5K | $4.88 | $41K |
| Sep 3, 24 | Arnon RosenthalChief Executive Officer | SELL | 26.5K | $4.88 | $129K |
| Aug 22, 24 | Richard H SchellerDirector | SELL | 44.3K | $5.16 | $228K |
| Aug 12, 24 | Paula HammondDirector | SELL | 10.5K | $5.06 | $53K |
| Aug 12, 24 | Kristine YaffeDirector | SELL | 5.0K | $5.06 | $25K |
| Jun 3, 24 | Marc GrassoChief Financial Officer | SELL | 6.9K | $4.80 | $33K |
| Jun 3, 24 | Sara Kenkare-mitraPresident and Head of R&D | SELL | 13.2K | $4.80 | $63K |
| Jun 3, 24 | Gary RomanoChief Medical Officer | SELL | 8.0K | $4.80 | $39K |
| Jun 3, 24 | Arnon RosenthalChief Executive Officer | SELL | 25.1K | $4.80 | $121K |
| Mar 4, 24 | Marc GrassoChief Financial Officer | SELL | 5.7K | $6.92 | $40K |
| Mar 4, 24 | Sara Kenkare-mitraPresident and Head of R&D | SELL | 10.2K | $6.92 | $70K |
| Mar 4, 24 | Gary RomanoChief Medical Officer | SELL | 6.0K | $6.92 | $42K |
| Mar 4, 24 | Arnon RosenthalChief Executive Officer | SELL | 18.8K | $6.92 | $130K |
| Dec 4, 23 | Marc GrassoChief Financial Officer | SELL | 4.6K | $5.56 | $25K |
| Dec 4, 23 | Sara Kenkare-mitraPresident and Head of R&D | SELL | 12.5K | $5.56 | $70K |
Over the past 12 months, insiders at Alector, Inc. filed 0 open-market purchases worth $0 and 21 sales worth $1.0M on ALEC, which makes them net sellers over the period. The most recent Form 4 was filed on Jun 3, 26.
5 different insiders at Alector, Inc. filed open-market SEC Form 4 transactions on ALEC over the last 12 months.
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