Insider Trading Summary for Alector, Inc. (ALEC): Year

Recent Insider Trades

Last Transaction		Last Three Months
SEC Filing	Transaction	Insider	Sentiment	Company	Holdings Change	Buy Amount	Sell Amount	Buy Price Range	Sell Price Range
05-Mar-24 6:00 PM View:	04-Mar-24 Sale ($130.39K)	Rosenthal Arnon Chief Executive Officer Director		Alector, Inc. - ALEC	6% 5.59M to 5.93M	0	0	--	--	Show Txns Hide Txns

15-Jun-23 4:03 PM View:	14-Jun-23 Grant 0	Wehner David M. Director		Alector, Inc. - ALEC	49% 54.08K to 80.33K	0	0	--	--	Show Txns Hide Txns

15-Jun-23 4:02 PM View:	14-Jun-23 Grant 0	Lavigne Louis J Jr Director		Alector, Inc. - ALEC	131% 20.01K to 46.26K	0	0	--	--	Show Txns Hide Txns

14-Feb-24 5:58 PM View:	15-Jul-23 Grant 0	Scheller Richard H Director		Alector, Inc. - ALEC	368% 9.46K to 44.25K	0	0	--	--	Show Txns Hide Txns

15-Jun-23 4:04 PM View:	14-Jun-23 Grant 0	Gerngross Tillman U. Director		Alector, Inc. - ALEC	1% 2.62M to 2.64M	0	0	--	--	Show Txns Hide Txns

13-Sep-23 4:33 PM View:	11-Sep-23 Sale Duplicate ($3.00M)	Polaris Venture Management ... 10% Owner		Alector, Inc. - ALEC	(8%) 11.85M to 10.85M	0	0	--	--	Show Txns Hide Txns

15-Jun-23 4:03 PM View:	14-Jun-23 Grant 0	Yaffe Kristine Director		Alector, Inc. - ALEC	278% 9.46K to 35.71K	0	0	--	--	Show Txns Hide Txns

15-Jun-23 4:01 PM View:	14-Jun-23 Grant 0	Hammond Paula Director		Alector, Inc. - ALEC	278% 9.46K to 35.71K	0	0	--	--	Show Txns Hide Txns

06-Dec-23 6:30 PM View:	05-Dec-23 Gift 0	Garofalo Elizabeth A. Director		Alector, Inc. - ALEC	178% 9.46K to 26.25K	0	0	--	--	Show Txns Hide Txns

05-Mar-24 6:00 PM View:	04-Mar-24 Sale ($70.39K)	Kenkare-Mitra Sara President and Head of R&D		Alector, Inc. - ALEC	69% 188.24K to 318.85K	0	0	--	--	Show Txns Hide Txns

05-Mar-24 6:00 PM View:	04-Mar-24 Sale ($39.56K)	Grasso Marc Chief Financial Officer		Alector, Inc. - ALEC	321% 34.41K to 144.96K	0	0	--	--	Show Txns Hide Txns

05-Mar-24 6:00 PM View:	04-Mar-24 Sale ($41.55K)	Romano Gary Chief Medical Officer		Alector, Inc. - ALEC	87% 104.74K to 196.31K	0	0	--	--	Show Txns Hide Txns

13-Sep-23 4:29 PM View:	11-Sep-23 Sale ($3.00M)	McGuire Terrance Director 10% Owner		Alector, Inc. - ALEC	(8%) 11.9M to 10.95M	0	0	--	--	Show Txns Hide Txns

21-Mar-24 5:01 PM View:	19-Mar-24 Grant 0	Desouza Errol B Director		Alector, Inc. - ALEC	100% 0 to 41.25K	0	0	--	--	Show Txns Hide Txns

21-Mar-24 5:01 PM View:	19-Mar-24 Grant 0	Altmeyer Mark Director		Alector, Inc. - ALEC	100% 0 to 41.25K	0	0	--	--	Show Txns Hide Txns

Alector, Inc. (ALEC)

Last Year

19-Apr-23 -- 18-Apr-24

Company Sentiment

Other

Other

Two Year Chart

19-Apr-22 -- 18-Apr-24

Price ($)

Sentiment

Buy & Sell Volume ($)

Recent Insider Trades

Buy:	0	--
Sell:	0	--