<SEC-DOCUMENT>0001217234-21-000107-index.html : 20210521
<SEC-HEADER>0001217234-21-000107.hdr.sgml : 20210521
<ACCEPTANCE-DATETIME>20210521195002
ACCESSION NUMBER:		0001217234-21-000107
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20210521
FILED AS OF DATE:		20210521
DATE AS OF CHANGE:		20210521

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Bickerstaff George
		CENTRAL INDEX KEY:			0001329646

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36536
		FILM NUMBER:		21950801

	MAIL ADDRESS:	
		STREET 1:		C/O VION PHARMACEUTICALS, INC.
		STREET 2:		4 SCIENCE PARK
		CITY:			NEW HAVEN
		STATE:			CT
		ZIP:			06511

ISSUER:		

	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

	BUSINESS ADDRESS:	
		STREET 1:		1 TOWER PLACE
		STREET 2:		9TH FLOOR
		CITY:			SOUTH SAN FRANCISCO
		STATE:			CA
		ZIP:			94080
		BUSINESS PHONE:		415-287-2300

	MAIL ADDRESS:	
		STREET 1:		1 TOWER PLACE
		STREET 2:		9TH FLOOR
		CITY:			SOUTH SAN FRANCISCO
		STATE:			CA
		ZIP:			94080

	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>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wf-form4_162164098901739.xml
<DESCRIPTION>FORM 4
<TEXT>
Document 1 - file: wf-form4_162164098901739.html

Document 1 - RAW XML: wf-form4_162164098901739.xml

</DOCUMENT>
</SEC-DOCUMENT>