Alector, Inc. — Director's Dealing 2019

Feb 6, 2019

SEC Form 3 — Initial Statement of Beneficial Ownership

Issuer: Alector, Inc. (ALEC)
CIK: 0001653087
Period of Report: 2019-02-06

Reporting Person: Oney Sabah (Chief Business Officer)

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	593918	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Stock Option (right to buy)	$8.16	2028-07-01	Common Stock (150000)		Direct
Stock Option (right to buy)	$10.14	2028-11-05	Common Stock (100000)		Direct

Footnotes

F1: One forty-eighth (1/48th) of the shares subject to the option vested on August 2, 2018, and an additional one forty-eighth (1/48th) of the shares subject to the option shall vest each month thereafter.

F2: One fourth (1/4th) of the shares subject to the option shall vest on November 1, 2019, and one forty-eighth (1/48th) of the shares subject to the option shall vest each month thereafter.