Alector, Inc. — Director's Dealing 2019

Aug 12, 2019

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Alector, Inc. (ALEC)
CIK: 0001653087
Period of Report: 2019-08-09

Reporting Person: Yaffe Kristine (Director)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2019-08-09	Stock Option (right to buy)	$18.10	A	40000	Acquired	2029-08-08	Common Stock (40000)	Direct

Footnotes

F1: One fourth (1/4th) of the shares subject to the option shall vest on the one year anniversary of the date of grant, and an additional one forty-eighth (1/48th) of the shares subject to the option shall vest each month thereafter, in each case subject to the Reporting Person continuing to be a service provider through each applicable vesting date. All of the shares subject to the option shall become fully vested and exercisable immediately prior to a change in control transaction, subject to the Reporting Person continuing to be a service provider through such change in control.