Ownership Submission
FORM 3
 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
  Cohen Fred E
 2. Date of Event Requiring Statement (Month/Day/Year)
07/16/2014		 3. Issuer Name and Ticker or Trading Symbol
CareDx, Inc. [CDNA]
(Last)
(First)
(Middle)
C/O TPG GLOBAL, LLC,, 301 COMMERCE STREET, SUITE 3300		 4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
__X__ Director _____ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
5. If Amendment, Date Original Filed(Month/Day/Year)
07/16/2014
(Street)

FORT WORTH, TX 76102		 6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Beneficially Owned
1.Title of Security
(Instr. 4)		 2. Amount of Securities Beneficially Owned
(Instr. 4)		 3. Ownership Form: Direct (D) or Indirect (I)
(Instr. 5)		 4. Nature of Indirect Beneficial Ownership
(Instr. 5)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 4)		 2. Date Exercisable and Expiration Date
(Month/Day/Year)		 3. Title and Amount of Securities Underlying Derivative Security
(Instr. 4)		 4. Conversion or Exercise Price of Derivative Security 5. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5)		 6. Nature of Indirect Beneficial Ownership
(Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
Option to purchase Common Stock (1) (2) (3)   (1) 06/19/2024 Common Stock 10,948 $ 12.3985 D  

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
Cohen Fred E
C/O TPG GLOBAL, LLC,
301 COMMERCE STREET, SUITE 3300
FORT WORTH, TX 76102		   X      

Signatures

/s/ Ronald Cami on behalf of Dr. Fred E. Cohen (4) 07/23/2014
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 5(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) The stock option (the "Option") reported herein was omitted from Dr. Fred Cohen's original Form 3. The shares of Common Stock, par value $0.001 per share ("Common Stock"), of CareDx, Inc. (the "Issuer") subject to the Option will vest in equal monthly installments over the 36 months from April 15, 2014. The Option is exercisable until June 19, 2024.
(2) Dr. Fred E. Cohen is a TPG Partner. TPG is affiliated with TPG Biotechnology Partners, L.P., TPG Biotech Reinvest AIV, L.P., TPG Ventures, L.P. and TPG Ventures Reinvest AIV, L.P. (collectively, the "TPG Funds"), which hold shares of Common Stock (the "TPG Shares").
(3) Dr. Cohen disclaims beneficial ownership of all of the securities that are or may be beneficially owned by the TPG Funds or any of their affiliates. Pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), this filing shall not be deemed an admission that Dr. Cohen is, for purposes of Section 16 of the Exchange Act or otherwise, the beneficial owner of any equity securities of the Issuer for purposes of Section 16 of the Exchange Act or otherwise.
 
Remarks:
(4) Ronald Cami is signing on behalf of Dr. Cohen pursuant to the authorization and designation letter dated July 1, 2013, which was previously filed with the Securities and Exchange Commission.

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