<SEC-DOCUMENT>0001193125-17-357577-index.html : 20171201
<SEC-HEADER>0001193125-17-357577.hdr.sgml : 20171201
<ACCEPTANCE-DATETIME>20171130180416
ACCESSION NUMBER:		0001193125-17-357577
CONFORMED SUBMISSION TYPE:	S-1/A
PUBLIC DOCUMENT COUNT:		7
FILED AS OF DATE:		20171201
DATE AS OF CHANGE:		20171130

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CareDx, Inc.
		CENTRAL INDEX KEY:			0001217234
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-MEDICAL LABORATORIES [8071]
		IRS NUMBER:				943316839
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		S-1/A
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-220183
		FILM NUMBER:		171232235

	BUSINESS ADDRESS:	
		STREET 1:		3260 BAYSHORE BOULEVARD
		CITY:			BRISBANE
		STATE:			CA
		ZIP:			94005
		BUSINESS PHONE:		415-287-2300

	MAIL ADDRESS:	
		STREET 1:		3260 BAYSHORE BOULEVARD
		CITY:			BRISBANE
		STATE:			CA
		ZIP:			94005

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	XDx, Inc.
		DATE OF NAME CHANGE:	20071010

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	EXPRESSION DIAGNOSTICS INC
		DATE OF NAME CHANGE:	20030203
</SEC-HEADER>
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<SEQUENCE>1
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<TEXT>
Document 1 - file: d434153ds1a.htm

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<DOCUMENT>
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<FILENAME>d434153dex51.htm
<DESCRIPTION>EX-5.1
<TEXT>
Document 2 - file: d434153dex51.htm

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<DOCUMENT>
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<SEQUENCE>3
<FILENAME>d434153dex231.htm
<DESCRIPTION>EX-23.1
<TEXT>
Document 3 - file: d434153dex231.htm

</DOCUMENT>
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<SEQUENCE>4
<FILENAME>g434153g0823220203972.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 4 - file: g434153g0823220203972.jpg

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<DESCRIPTION>GRAPHIC
<TEXT>
Document 5 - file: g434153g0823220255588.jpg

</DOCUMENT>
<DOCUMENT>
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<SEQUENCE>6
<FILENAME>g434153g0823220255682.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 6 - file: g434153g0823220255682.jpg

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<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>7
<FILENAME>g434153g0823220255776.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 7 - file: g434153g0823220255776.jpg

</DOCUMENT>
</SEC-DOCUMENT>