Marc Grasso Alector, Inc. (ALEC) insider trading activity

Marc Grasso is Chief Financial Officer of Alector, Inc.. Currently has a direct ownership of 296,072 shares of ALEC, which is worth approximately $441,147. The most recent transaction as insider was on Jun 02, 2025, when has been sold 16,488 shares (Common Stock) at a price of $1.34 per share, resulting in proceeds of $22,093. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 296K

5.28% 3M change

114.49% 12M change

Total Value Held $441,147

MARC GRASSO Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Jun 02 2025	SELL Open market or private sale	$22,093 $1.34 p/Share	16,488 Reduced 5.28%	296,072 Common Stock
Mar 03 2025	SELL Open market or private sale	$26,593 $1.47 p/Share	18,091 Reduced 5.47%	312,560 Common Stock
Dec 02 2024	SELL Open market or private sale	$41,552 $2.52 p/Share	16,489 Reduced 4.75%	330,651 Common Stock
Oct 01 2024	BUY Grant, award, or other acquisition	-	216,400 Added 38.4%	347,140 Common Stock
Sep 03 2024	SELL Open market or private sale	$35,609 $4.88 p/Share	7,297 Reduced 5.29%	130,740 Common Stock
Jun 03 2024	SELL Open market or private sale	$33,216 $4.8 p/Share	6,920 Reduced 4.77%	138,037 Common Stock
Mar 04 2024	SELL Open market or private sale	$39,554 $6.92 p/Share	5,716 Reduced 3.79%	144,957 Common Stock
Dec 04 2023	SELL Open market or private sale	$25,431 $5.56 p/Share	4,574 Reduced 2.95%	150,673 Common Stock
Oct 01 2023	BUY Grant, award, or other acquisition	-	123,000 Added 44.21%	155,247 Common Stock
Sep 05 2023	SELL Open market or private sale	$5,781 $5.19 p/Share	1,114 Reduced 3.34%	32,247 Common Stock
Jun 02 2023	SELL Open market or private sale	$7,245 $6.9 p/Share	1,050 Reduced 3.05%	33,361 Common Stock
Mar 02 2023	SELL Open market or private sale	$10,741 $8.32 p/Share	1,291 Reduced 3.62%	34,411 Common Stock
Oct 01 2022	BUY Grant, award, or other acquisition	-	35,702 Added 50.0%	35,702 Common Stock

Also insider at

KURA

Kura Oncology, Inc. Healthcare

CFO, CBO

Marc Grasso

Chief Financial Officer

San Diego, CA

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