<SEC-DOCUMENT>0001193125-19-250784-index.html : 20190920
<SEC-HEADER>0001193125-19-250784.hdr.sgml : 20190920
<ACCEPTANCE-DATETIME>20190920171329
ACCESSION NUMBER:		0001193125-19-250784
CONFORMED SUBMISSION TYPE:	S-8
PUBLIC DOCUMENT COUNT:		5
FILED AS OF DATE:		20190920
DATE AS OF CHANGE:		20190920
EFFECTIVENESS DATE:		20190920

FILER:

	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

	FILING VALUES:
		FORM TYPE:		S-8
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-233878
		FILM NUMBER:		191105404

	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
</SEC-HEADER>
<DOCUMENT>
<TYPE>S-8
<SEQUENCE>1
<FILENAME>d806465ds8.htm
<DESCRIPTION>S-8
<TEXT>
Document 1 - file: d806465ds8.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.1
<SEQUENCE>2
<FILENAME>d806465dex51.htm
<DESCRIPTION>EX-5.1
<TEXT>
Document 2 - file: d806465dex51.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.1
<SEQUENCE>3
<FILENAME>d806465dex231.htm
<DESCRIPTION>EX-23.1
<TEXT>
Document 3 - file: d806465dex231.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>g806465dsp10.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 4 - file: g806465dsp10.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>g806465dsp11.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 5 - file: g806465dsp11.jpg

</DOCUMENT>
</SEC-DOCUMENT>