[Form 4] CareDx, Inc. Insider Trading Activity

Rhea-AI Filing Summary

Insider transaction by CareDx, Inc. (CDNA) — Jessica Meng, the company’s Chief Commercial Officer, reported a disposition of 4,703 shares of CareDx common stock on 09/12/2025 at a price of $13.53 per share. After the transaction she beneficially owned 109,629 shares. The filing states these shares were withheld by the issuer to satisfy tax withholding obligations arising from the vesting of restricted stock units. The Form 4 was signed by an attorney-in-fact on behalf of the reporting person on 09/15/2025.

Insights

Corporate Governance Expert

TL;DR Routine RSU withholding for taxes led to a small insider disposition; no governance red flags disclosed.

The reported 4,703-share disposition appears to be a standard withholding action to satisfy tax obligations upon RSU vesting rather than an open-market sale. The filing identifies the reporting person and role and documents the post-transaction beneficial ownership of 109,629 shares, which maintains continued insider alignment with shareholders. There is no indication in the Form 4 of unusual timing, related-party transfers, or amendments that would suggest governance concerns.

Securities Analyst

TL;DR Transaction is routine and limited in scale relative to total insider holdings; likely minimal market impact.

The disposition of 4,703 shares at $13.53 per share reflects withholding for tax purposes tied to RSU vesting, as explicitly stated. With 109,629 shares remaining beneficially owned, this transaction reduces holdings by approximately 4.3% of the reported post-transaction total, indicating it is procedural rather than a liquidity-driven sale. No derivative transactions or additional dispositions are reported in this filing.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person^*

Meng Jessica

(Last) (First) (Middle)

C/O CAREDX, INC.

8000 MARINA BLVD, 4TH FLOOR

(Street)

BRISBANE CA 94005

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
CareDx, Inc. [ CDNA ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Commercial Officer

3. Date of Earliest Transaction (Month/Day/Year)
09/12/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	09/12/2025		F		4,703(1)	D	$13.53	109,629	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. These shares were withheld by the Issuer in order to satisfy certain tax withholding obligations in connection with the issuance of shares upon the vesting of restricted stock units.

	/s/ Jeffrey Adam Novack, Attorney-in-Fact	09/15/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (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).
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FAQ

What did Jessica Meng report on the Form 4 for CareDx (CDNA)?

She reported a disposition of 4,703 shares on 09/12/2025 at $13.53 per share and beneficial ownership of 109,629 shares after the transaction.

Why were the shares disposed according to the Form 4?

The filing states the shares were withheld by the issuer to satisfy tax withholding obligations related to the vesting of restricted stock units.

What is Jessica Meng’s role at CareDx as indicated on the filing?

The Form 4 identifies her as the company’s Chief Commercial Officer and an officer reporting the transaction.

When was the transaction and when was the Form 4 signed?

The transaction date is 09/12/2025 and the form was signed by an attorney-in-fact on 09/15/2025.

Did the Form 4 report any option exercises or derivative transactions?

No. The filing shows only a non-derivative disposition of common stock; no derivative securities were reported.