<SEC-DOCUMENT>0001274737-20-000098-index.html : 20201110
<SEC-HEADER>0001274737-20-000098.hdr.sgml : 20201110
<ACCEPTANCE-DATETIME>20201110172121
ACCESSION NUMBER:		0001274737-20-000098
CONFORMED SUBMISSION TYPE:	S-3
PUBLIC DOCUMENT COUNT:		10
FILED AS OF DATE:		20201110
DATE AS OF CHANGE:		20201110

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
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		S-3
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-250015
		FILM NUMBER:		201302220

	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-3
<SEQUENCE>1
<FILENAME>exagen-formsx3shelf.htm
<DESCRIPTION>S-3
<TEXT>
Document 1 - file: exagen-formsx3shelf.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-4.10
<SEQUENCE>2
<FILENAME>ex410-formofindenturet.htm
<DESCRIPTION>EX-4.10
<TEXT>
Document 2 - file: ex410-formofindenturet.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.1
<SEQUENCE>3
<FILENAME>ex51opinion-formsx3she.htm
<DESCRIPTION>EX-5.1
<TEXT>
Document 3 - file: ex51opinion-formsx3she.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.2
<SEQUENCE>4
<FILENAME>ex52re-saleopinionnov20.htm
<DESCRIPTION>EX-5.2
<TEXT>
Document 4 - file: ex52re-saleopinionnov20.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.1
<SEQUENCE>5
<FILENAME>ex231-bdosx3consent.htm
<DESCRIPTION>EX-23.1
<TEXT>
Document 5 - file: ex231-bdosx3consent.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>image1a.jpg
<TEXT>
Document 6 - file: image1a.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>7
<FILENAME>image2a.jpg
<TEXT>
Document 7 - file: image2a.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>8
<FILENAME>image_01.jpg
<TEXT>
Document 8 - file: image_01.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>9
<FILENAME>image_02a.jpg
<TEXT>
Document 9 - file: image_02a.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>10
<FILENAME>image_02b.jpg
<TEXT>
Document 10 - file: image_02b.jpg

</DOCUMENT>
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