<SEC-DOCUMENT>0001104659-21-009098-index.html : 20210129
<SEC-HEADER>0001104659-21-009098.hdr.sgml : 20210129
<ACCEPTANCE-DATETIME>20210129090703
ACCESSION NUMBER:		0001104659-21-009098
CONFORMED SUBMISSION TYPE:	SC 13G
PUBLIC DOCUMENT COUNT:		4
FILED AS OF DATE:		20210129
DATE AS OF CHANGE:		20210129
GROUP MEMBERS:		NOVARTIS AG

SUBJECT COMPANY:	

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

	FILING VALUES:
		FORM TYPE:		SC 13G
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-91583
		FILM NUMBER:		21568376

	BUSINESS ADDRESS:	
		STREET 1:		180 KIMBALL WAY
		STREET 2:		SUITE 200
		CITY:			SOUTH SAN FRANCISCO
		STATE:			CA
		ZIP:			94080
		BUSINESS PHONE:		(650)-822-5500

	MAIL ADDRESS:	
		STREET 1:		180 KIMBALL WAY
		STREET 2:		SUITE 200
		CITY:			SOUTH SAN FRANCISCO
		STATE:			CA
		ZIP:			94080

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Novartis Bioventures Ltd
		CENTRAL INDEX KEY:			0001297709
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			D0
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G

	BUSINESS ADDRESS:	
		STREET 1:		C/O NOVARTIS INTERNATIONAL AG
		STREET 2:		WSJ-200.220
		CITY:			CH-4002 BASEL
		STATE:			V8
		ZIP:			0000000000
		BUSINESS PHONE:		41-61-324-6210

	MAIL ADDRESS:	
		STREET 1:		C/O NOVARTIS INTERNATIONAL AG
		STREET 2:		WSJ-200.220
		CITY:			CH-4002 BASEL
		STATE:			V8
		ZIP:			0000000000
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G
<SEQUENCE>1
<FILENAME>tm214547d1_sc13g.htm
<DESCRIPTION>SC 13G
<TEXT>
Document 1 - file: tm214547d1_sc13g.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>tm214547d1_ex99-1.htm
<DESCRIPTION>EXHIBIT 99.1
<TEXT>
Document 2 - file: tm214547d1_ex99-1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.2
<SEQUENCE>3
<FILENAME>tm214547d1_ex99-2.htm
<DESCRIPTION>EXHIBIT 99.2
<TEXT>
Document 3 - file: tm214547d1_ex99-2.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.3
<SEQUENCE>4
<FILENAME>tm214547d1_ex99-3.htm
<DESCRIPTION>EXHIBIT 99.3
<TEXT>
Document 4 - file: tm214547d1_ex99-3.htm

</DOCUMENT>
</SEC-DOCUMENT>