Home > Insider Trading > Filing (0001209191-21-045930)

Filing Details

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1653087	Alector Inc.	ALEC	Biological Products, (No Disgnostic Substances) (2836)	462702363

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1757799	Calvin Yu	C/O Alector, Inc. 131 Oyster Point Blvd, Suite 600 South San Francisco CA 94080	Vice President, Finance	No	Yes	No	No

Reported Non-Derivative Transactions

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership
Common Stock	Acquisiton	2021-07-02	18,420	$8.16	145,106	No	4	M	Direct
Common Stock	Acquisiton	2021-07-02	11,250	$10.14	156,356	No	4	M	Direct
Common Stock	Acquisiton	2021-07-02	31,170	$17.15	187,526	No	4	M	Direct
Common Stock	Disposition	2021-07-02	90,840	$31.14	96,686	No	4	S	Direct
Common Stock	Disposition	2021-07-02	20,000	$40.02	76,686	No	4	S	Direct
Common Stock	Acquisiton	2021-07-06	1,042	$8.16	77,728	No	4	M	Direct
Common Stock	Acquisiton	2021-07-06	625	$10.14	78,353	No	4	M	Direct
Common Stock	Acquisiton	2021-07-06	1,667	$17.15	80,020	No	4	M	Direct
Common Stock	Disposition	2021-07-06	3,334	$34.65	76,686	No	4	S	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership
No	4	M	Direct
No	4	M	Direct
No	4	M	Direct
No	4	S	Direct
No	4	S	Direct
No	4	M	Direct
No	4	M	Direct
No	4	M	Direct
No	4	S	Direct

Reported Derivative Transactions

Sec. Name	Sec. Type	Acquisiton - Disposition	Date	Amount	Price	Amount - 2	Price - 2
Common Stock	Employee Stock Option (right to buy)	Disposition	2021-07-02	18,420	$0.00	18,420	$8.16
Common Stock	Employee Stock Option (right to buy)	Disposition	2021-07-02	11,250	$0.00	11,250	$10.14
Common Stock	Employee Stock Option (right to buy)	Disposition	2021-07-02	31,170	$0.00	31,170	$17.15
Common Stock	Employee Stock Option (right to buy)	Disposition	2021-07-06	1,042	$0.00	1,042	$8.16
Common Stock	Employee Stock Option (right to buy)	Disposition	2021-07-06	625	$0.00	625	$10.14
Common Stock	Employee Stock Option (right to buy)	Disposition	2021-07-06	1,667	$0.00	1,667	$17.15

Remaning Holdings	Expiration Date	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
14,118	2028-07-02	No	4	M	Direct
10,625	2028-11-06	No	4	M	Direct
48,830	2029-11-06	No	4	M	Direct
13,076	2028-07-02	No	4	M	Direct
10,000	2028-11-06	No	4	M	Direct
47,163	2029-11-06	No	4	M	Direct

Footnotes

The sales reported by the Reporting Person were effected pursuant to a Rule 10b5-1 trading plan adopted August 31, 2020.
The sale price reported in column 4 of Table I represents the weighted average sale price of the shares purchased ranging from $40.00 to $40.32 per share. Upon request by the Commission staff, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.
Shares subject to the option vest in 48 equal monthly installments beginning on August 2, 2018.
One-fourth of the total number of shares subject to the option grant vested on November 1, 2019, and an additional 1/48th of the total number of shares vest monthly thereafter.
Shares subject to the option vest in 48 equal monthly installments beginning on December 6, 2019.