<SEC-DOCUMENT>0001415889-25-004433-index.html : 20250218
<SEC-HEADER>0001415889-25-004433.hdr.sgml : 20250218
<ACCEPTANCE-DATETIME>20250218163011
ACCESSION NUMBER:		0001415889-25-004433
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20250213
FILED AS OF DATE:		20250218
DATE AS OF CHANGE:		20250218

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Lew Jennifer
		CENTRAL INDEX KEY:			0001465994
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-39402
		FILM NUMBER:		25635449

	MAIL ADDRESS:	
		STREET 1:		2929 SEVENTH STREET, SUITE 100
		CITY:			BERKELEY
		STATE:			CA
		ZIP:			94710

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Annexon, Inc.
		CENTRAL INDEX KEY:			0001528115
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		ORGANIZATION NAME:           	03 Life Sciences
		IRS NUMBER:				275414423
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1400 SIERRA POINT PARKWAY
		STREET 2:		BLDG C, SUITE 200
		CITY:			BRISBANE
		STATE:			CA
		ZIP:			94005
		BUSINESS PHONE:		(650)-822-5500

	MAIL ADDRESS:	
		STREET 1:		1400 SIERRA POINT PARKWAY
		STREET 2:		BLDG C, SUITE 200
		CITY:			BRISBANE
		STATE:			CA
		ZIP:			94005
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>form4-02182025_040205.xml
<TEXT>
Document 1 - file: form4-02182025_040205.html

Document 1 - RAW XML: form4-02182025_040205.xml

</DOCUMENT>
</SEC-DOCUMENT>