<SEC-DOCUMENT>0000935836-23-000185-index.html : 20230213
<SEC-HEADER>0000935836-23-000185.hdr.sgml : 20230213
<ACCEPTANCE-DATETIME>20230213154707
ACCESSION NUMBER:		0000935836-23-000185
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20230213
DATE AS OF CHANGE:		20230213

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			EXAGEN INC.
		CENTRAL INDEX KEY:			0001274737
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-MEDICAL LABORATORIES [8071]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-91300
		FILM NUMBER:		23617919

	BUSINESS ADDRESS:	
		STREET 1:		1261 LIBERTY WAY
		CITY:			VISTA
		STATE:			CA
		ZIP:			92081
		BUSINESS PHONE:		(760) 560-1501

	MAIL ADDRESS:	
		STREET 1:		1261 LIBERTY WAY
		CITY:			VISTA
		STATE:			CA
		ZIP:			92081

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	EXAGEN DIAGNOSTICS INC
		DATE OF NAME CHANGE:	20031230

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			LYTTON LAURENCE W
		CENTRAL INDEX KEY:			0001105806

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	MAIL ADDRESS:	
		STREET 1:		467 CENTRAL PARK WEST
		CITY:			NY
		STATE:			NY
		ZIP:			10025
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>exagen13ga1.htm
<TEXT>
Document 1 - file: exagen13ga1.htm

</DOCUMENT>
</SEC-DOCUMENT>