<SEC-DOCUMENT>0001564590-20-012557-index.html : 20200324
<SEC-HEADER>0001564590-20-012557.hdr.sgml : 20200324
<ACCEPTANCE-DATETIME>20200324165603
ACCESSION NUMBER:		0001564590-20-012557
CONFORMED SUBMISSION TYPE:	S-8
PUBLIC DOCUMENT COUNT:		3
FILED AS OF DATE:		20200324
DATE AS OF CHANGE:		20200324
EFFECTIVENESS DATE:		20200324

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Alector, Inc.
		CENTRAL INDEX KEY:			0001653087
		STANDARD INDUSTRIAL CLASSIFICATION:	BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
		IRS NUMBER:				462702363
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		S-8
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-237369
		FILM NUMBER:		20739050

	BUSINESS ADDRESS:	
		STREET 1:		151 OYSTER POINT BLVD., SUITE 300
		CITY:			SOUTH SAN FRANCISCO
		STATE:			CA
		ZIP:			94080
		BUSINESS PHONE:		415-231-5660

	MAIL ADDRESS:	
		STREET 1:		151 OYSTER POINT BLVD., SUITE 300
		CITY:			SOUTH SAN FRANCISCO
		STATE:			CA
		ZIP:			94080

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Alector LLC
		DATE OF NAME CHANGE:	20150915
</SEC-HEADER>
<DOCUMENT>
<TYPE>S-8
<SEQUENCE>1
<FILENAME>alec-s8.htm
<DESCRIPTION>S-8
<TEXT>
Document 1 - file: alec-s8.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.1
<SEQUENCE>2
<FILENAME>alec-ex51_6.htm
<DESCRIPTION>EX-5.1
<TEXT>
Document 2 - file: alec-ex51_6.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.1
<SEQUENCE>3
<FILENAME>alec-ex231_7.htm
<DESCRIPTION>EX-23.1
<TEXT>
Document 3 - file: alec-ex231_7.htm

</DOCUMENT>
</SEC-DOCUMENT>