Insider Buying and Selling - ALEC

Transaction	Filed	Name	Type	Shares @ Price	Value	Balance change		Ownership
03/10/2026 10b5-1	03/12/2026	Wong-Sarad Grace Principal Accounting Officer Officer	Sell	-1,000 @ $2.65	($2,650.00)	106,465	(-0.93%)	Direct
03/03/2026 10b5-1	03/03/2026	Wong-Sarad Grace Principal Accounting Officer Officer	Sell	-3,367 @ $2.08	($7,012.11)	107,465	(-3.04%)	Direct
03/02/2026	03/03/2026	Berkley Neil Lindsay CFO & Chief Business Officer CFO	Sell	-29,649 @ $2.12	($62,953.72)	344,660	(-7.92%)	Direct
03/02/2026	03/03/2026	Rosenthal Arnon Chief Executive Officer CEO Director	Sell	-81,864 @ $2.12	($173,821.83)	2,338,176	(-3.38%)	Direct
03/02/2026	03/03/2026	Wong-Sarad Grace Principal Accounting Officer Officer	Sell	-8,071 @ $2.12	($17,137.96)	110,832	(-6.79%)	Direct
02/26/2026 10b5-1	02/26/2026	Wong-Sarad Grace Principal Accounting Officer Officer	Sell	-4,079 @ $2.50	($10,197.50)	118,903	(-3.32%)	Direct
12/05/2025 10b5-1	12/08/2025	Wong-Sarad Grace Principal Accounting Officer Officer	Sell	-4,753 @ $1.21	($5,751.13)	122,982	(-3.72%)	Direct
12/03/2025	12/03/2025	Berkley Neil Lindsay Chief Bus Ofcr & Interim CFO CFO	Sell	-37,261 @ $1.12	($41,717.42)	374,309	(-9.05%)	Direct
12/03/2025	12/03/2025	Kenkare-Mitra Sara President and Head of R&D Officer	Sell	-41,687 @ $1.12	($46,672.77)	501,652	(-7.67%)	Direct
12/03/2025	12/03/2025	Rosenthal Arnon Chief Executive Officer CEO Director	Sell	-104,347 @ $1.12	($116,826.90)	2,420,040	(-4.13%)	Direct
12/03/2025	12/03/2025	Wong-Sarad Grace Principal Accounting Officer Officer	Sell	-8,056 @ $1.12	($9,018.69)	127,735	(-5.93%)	Direct
09/02/2025	09/04/2025	Berkley Neil Lindsay Principal Financial Officer Officer	Sell	-15,842 @ $2.50	($39,554.31)	346,570	(-4.37%)	Direct
09/02/2025	09/04/2025	Kenkare-Mitra Sara President and Head of R&D Officer	Sell	-23,638 @ $2.50	($59,019.36)	543,339	(-4.17%)	Direct
09/02/2025	09/04/2025	Rosenthal Arnon Chief Executive Officer CEO Director	Sell	-51,562 @ $2.50	($128,740.00)	2,350,220	(-2.15%)	Direct
09/02/2025	09/04/2025	Wong-Sarad Grace Principal Accounting Officer Officer	Sell	-5,910 @ $2.50	($14,756.09)	103,448	(-5.40%)	Direct
08/26/2025 10b5-1	08/27/2025	Hammond Paula Director	Sell	-14,000 @ $2.36	($32,998.00)	74,909	(-15.75%)	Direct
06/20/2025	06/23/2025	Yaffe Kristine Director	Sell	-1,000 @ $1.44	($1,440.00)	95,409	(-1.04%)	Direct
06/02/2025	06/04/2025	Grasso Marc Chief Financial Officer CFO	Sell	-16,488 @ $1.34	($22,067.54)	296,072	(-5.28%)	Direct
06/02/2025	06/04/2025	Kenkare-Mitra Sara President and Head of R&D Officer	Sell	-23,890 @ $1.34	($31,974.38)	512,252	(-4.46%)	Direct
06/02/2025	06/04/2025	Rosenthal Arnon Chief Executive Officer CEO Director	Sell	-52,087 @ $1.34	($69,713.24)	2,414,657	(-2.11%)	Direct

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Alector, Inc. - ALEC

Latest data: 3/19/2026 10:04:25 PM

Buy Breakdown

Total $0

Sell Breakdown

Total $894,023

Monthly Totals