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Date Action Amount Person Type
Apr 30, 2024 Sell 500 000 Polaris Venture Management Co. Vi, L.l.c. Common Stock
Apr 30, 2024 Buy 98 533 Polaris Venture Management Co. Vi, L.l.c. Common Stock
Apr 30, 2024 Sell 98 533 Polaris Venture Management Co. Vi, L.l.c. Common Stock
Mar 19, 2024 Buy 41 250 Altmeyer Mark Common Stock
Mar 19, 2024 Buy 19 420 Altmeyer Mark Stock Option (right to buy)
Mar 19, 2024 Buy 41 250 Desouza Errol B Common Stock
Mar 19, 2024 Buy 19 420 Desouza Errol B Stock Option (right to buy)
Mar 19, 2024 Buy 0 Altmeyer Mark No securities of the Issuer are beneficially owned.
Mar 19, 2024 Buy 0 Desouza Errol B No securities of the Issuer are beneficially owned.
Mar 04, 2024 Sell 5 716 Grasso Marc Common Stock
Mar 04, 2024 Sell 18 837 Rosenthal Arnon Common Stock
Mar 04, 2024 Sell 6 001 Romano Gary Common Stock
Mar 04, 2024 Sell 10 169 Kenkare-mitra Sara Common Stock
Dec 05, 2023 Sell 9 459 Garofalo Elizabeth A. Common Stock
Dec 04, 2023 Sell 4 574 Grasso Marc Common Stock
Dec 04, 2023 Sell 5 035 Romano Gary Common Stock
Dec 04, 2023 Sell 23 831 Rosenthal Arnon Common Stock
Dec 04, 2023 Sell 12 519 Kenkare-mitra Sara Common Stock
Oct 01, 2023 Buy 108 000 Romano Gary Common Stock
Oct 01, 2023 Buy 36 000 Romano Gary Employee Stock Option (right to buy)
Oct 01, 2023 Buy 123 000 Grasso Marc Common Stock
Oct 01, 2023 Buy 41 000 Grasso Marc Employee Stock Option (right to buy)
Oct 01, 2023 Buy 163 600 Kenkare-mitra Sara Common Stock
Oct 01, 2023 Buy 54 500 Kenkare-mitra Sara Employee Stock Option (right to buy)
Oct 01, 2023 Buy 397 600 Rosenthal Arnon Common Stock
Oct 01, 2023 Buy 132 500 Rosenthal Arnon Employee Stock Option (right to buy)
Sep 11, 2023 Sell 500 000 Polaris Venture Management Co. Vi, L.l.c. Common Stock
Sep 11, 2023 Sell 500 000 Mcguire Terrance Common Stock
Sep 05, 2023 Sell 5 647 Rosenthal Arnon Common Stock
Sep 05, 2023 Sell 6 214 Kenkare-mitra Sara Common Stock
Sep 05, 2023 Sell 2 771 Romano Gary Common Stock
Sep 05, 2023 Sell 1 114 Grasso Marc Common Stock
Aug 22, 2023 Sell 500 000 Mcguire Terrance Common Stock
Aug 22, 2023 Buy 98 533 Mcguire Terrance Common Stock
Aug 22, 2023 Buy 6 429 Mcguire Terrance Common Stock
Aug 22, 2023 Buy 13 133 Mcguire Terrance Common Stock
Aug 22, 2023 Sell 98 533 Mcguire Terrance Common Stock
Aug 22, 2023 Sell 500 000 Polaris Venture Management Co. Vi, L.l.c. Common Stock
Aug 22, 2023 Buy 98 533 Polaris Venture Management Co. Vi, L.l.c. Common Stock
Aug 22, 2023 Sell 98 533 Polaris Venture Management Co. Vi, L.l.c. Common Stock
Jul 15, 2023 Buy 8 541 Scheller Richard H Common Stock
Jun 14, 2023 Buy 26 250 Gerngross Tillman U. Common Stock
Jun 14, 2023 Buy 12 360 Gerngross Tillman U. Stock Option (right to buy)
Jun 14, 2023 Buy 26 250 Mcguire Terrance Common Stock
Jun 14, 2023 Buy 12 360 Mcguire Terrance Stock Option (right to buy)
Jun 14, 2023 Buy 26 250 Wehner David M. Common Stock
Jun 14, 2023 Buy 12 360 Wehner David M. Stock Option (right to buy)
Jun 14, 2023 Buy 26 250 Yaffe Kristine Common Stock
Jun 14, 2023 Buy 12 360 Yaffe Kristine Stock Option (right to buy)
Jun 14, 2023 Buy 26 250 Lavigne Louis J Jr Common Stock
Jun 14, 2023 Buy 12 360 Lavigne Louis J Jr Stock Option (right to buy)
Jun 14, 2023 Buy 26 250 Scheller Richard H Common Stock
Jun 14, 2023 Buy 12 360 Scheller Richard H Stock Option (right to buy)
Jun 14, 2023 Buy 26 250 Hammond Paula Common Stock
Jun 14, 2023 Buy 12 360 Hammond Paula Stock Option (right to buy)
Jun 14, 2023 Buy 26 250 Garofalo Elizabeth A. Common Stock
Jun 14, 2023 Buy 12 360 Garofalo Elizabeth A. Stock Option (right to buy)
Jun 02, 2023 Sell 4 092 Kenkare-mitra Sara Common Stock
Jun 02, 2023 Sell 1 050 Grasso Marc Common Stock
Jun 02, 2023 Sell 2 617 Romano Gary Common Stock
Jun 02, 2023 Sell 5 255 Rosenthal Arnon Common Stock
Mar 17, 2023 Sell 15 186 Rosenthal Arnon Common Stock
Mar 03, 2023 Buy 42 990 Rosenthal Arnon Common Stock
Mar 02, 2023 Sell 3 238 Romano Gary Common Stock
Mar 02, 2023 Sell 10 124 Kenkare-mitra Sara Common Stock
Mar 02, 2023 Sell 1 291 Grasso Marc Common Stock
Mar 02, 2023 Sell 5 849 Rosenthal Arnon Common Stock
Dec 02, 2022 Sell 2 145 Romano Gary Common Stock
Nov 16, 2022 Sell 500 000 Polaris Venture Management Co. Vi, L.l.c. Common Stock
Nov 16, 2022 Buy 98 533 Polaris Venture Management Co. Vi, L.l.c. Common Stock
Nov 16, 2022 Sell 98 533 Polaris Venture Management Co. Vi, L.l.c. Common Stock
Nov 16, 2022 Sell 500 000 Mcguire Terrance Common Stock
Nov 16, 2022 Buy 98 533 Mcguire Terrance Common Stock
Nov 16, 2022 Buy 13 133 Mcguire Terrance Common Stock
Nov 16, 2022 Buy 6 429 Mcguire Terrance Common Stock
Nov 16, 2022 Sell 98 533 Mcguire Terrance Common Stock
Oct 01, 2022 Buy 21 576 King Robert Common Stock
Oct 01, 2022 Buy 14 384 King Robert Employee Stock Option (right to buy)
Oct 01, 2022 Buy 35 702 Grasso Marc Common Stock
Oct 01, 2022 Buy 23 801 Grasso Marc Employee Stock Option (right to buy)
Oct 01, 2022 Buy 20 047 Romano Gary Common Stock
Oct 01, 2022 Buy 13 365 Romano Gary Employee Stock Option (right to buy)
Oct 01, 2022 Buy 80 365 Kenkare-mitra Sara Common Stock
Oct 01, 2022 Buy 53 576 Kenkare-mitra Sara Employee Stock Option (right to buy)
Oct 01, 2022 Buy 179 169 Rosenthal Arnon Common Stock
Oct 01, 2022 Buy 119 446 Rosenthal Arnon Employee Stock Option (right to buy)
Sep 02, 2022 Sell 2 177 Romano Gary Common Stock
Sep 02, 2022 Sell 176 King Robert Common Stock
Jun 16, 2022 Buy 18 918 Scheller Richard H Stock Option (right to buy)
Jun 16, 2022 Buy 18 918 Scheller Richard H Stock Option (right to buy)
Jun 16, 2022 Buy 9 459 Scheller Richard H Common Stock
Jun 16, 2022 Buy 18 918 Yaffe Kristine Stock Option (right to buy)
Jun 16, 2022 Buy 9 459 Yaffe Kristine Common Stock
Jun 16, 2022 Buy 9 459 Wehner David M. Common Stock
Jun 16, 2022 Buy 18 918 Wehner David M. Stock Option (right to buy)
Jun 16, 2022 Buy 18 918 Mcguire Terrance Stock Option (right to buy)
Jun 16, 2022 Buy 9 459 Mcguire Terrance Common Stock
Jun 16, 2022 Buy 18 918 Lavigne Louis J Jr Stock Option (right to buy)
Sep 10, 2021 Sell 2 000 Yaffe Kristine Stock Option (right to buy)
Sep 10, 2021 Buy 2 000 Yaffe Kristine Common Stock
INSIDER POWER
-25.184
Last 100 transactions
Buy: 2 784 515 | Sell: 4 159 752 (Shares)

Based on the 100 latest insides trades, we have calculated the insider power to be negative at a ratio of -25.184.

In total, the insiders bought 2 784 515 and sold 4 159 752 ALEC shares in the last 100 trades.

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About Alector Inc.

Alector. Alector, Inc., a clinical stage biopharmaceutical company, develops therapies for the treatment of neurodegeneration diseases. Its products include AL001, a humanized recombinant monoclonal antibody, which is in Phase III clinical trial for the treatment of frontotemporal dementia, Alzheimer's, Parkinson's, and amyotrophic lateral sclerosis diseases; and AL101 that is in Phase I clinical trial for the treatment of neurodegenerative diseases, incl... ALEC Profile

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