Was the CDNA CEO’s share sale under a Rule 10b5-1 trading plan?

Yes. The Form 4 footnote states the sale was effected pursuant to a Rule 10b5-1 trading plan. It also notes that this trading plan was adopted by the reporting person on December 13, 2024, before the April 16, 2026 transaction.

CareDx (CDNA) CEO sells 10,282 shares at $21.12 under Rule 10b5-1 plan

Filing Impact

(High)

Filing Sentiment

(Negative)

Form Type

Rhea-AI Filing Summary

CareDx, Inc. President and CEO John Walter Hanna Jr. reported an open-market sale of Common Stock. On April 16, he sold 10,282 shares at $21.12 per share in a single transaction. The filing states the sale was made under a Rule 10b5-1 trading plan adopted on December 13, 2024, and he continues to own 676,475 shares directly after the transaction.

Insider Trade Summary 10b5-1

Net Seller: 10,282 shares ($217,156)

Net Sell 1 txn

Insider Hanna John Walter JR

Role President and CEO

Sold 10,282 shs ($217K)

Type	Security	Shares	Price	Value
Sale	Common Stock	10,282	$21.12	$217K

Holdings After Transaction: Common Stock — 676,475 shares (Direct, null)

Footnotes (1)

[object Object]

Key Figures

Shares sold: 10,282 shares Sale price per share: $21.12 per share Shares held after transaction: 676,475 shares +1 more

4 metrics

Shares sold 10,282 shares Common Stock sold in open-market sale on April 16, 2026

Sale price per share $21.12 per share Price for Common Stock sale on April 16, 2026

Shares held after transaction 676,475 shares Direct Common Stock ownership following the sale

Net shares sold 10,282 shares Net sell quantity per Form 4 transaction summary

Key Terms

Rule 10b5-1 trading plan, open-market sale, Common Stock, transaction code "S"

4 terms

Rule 10b5-1 trading plan regulatory

"The sale reported on this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted..."

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

open-market sale financial

"transaction_action": "open-market sale""

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

Common Stock financial

""security_title": "Common Stock""

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

transaction code "S" regulatory

""transaction_code": "S""

Form 4 Insider Transactions: What Each Field Means →

04/20/2026 - 04:53 PM

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

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Hanna John Walter JR

(Last)

(First)

(Middle)

C/O CAREDX, INC.

8000 MARINA BOULEVARD, 4TH FLOOR

(Street)

BRISBANE

CALIFORNIA

94005

(City)

(State)

(Zip)

UNITED STATES

(Country)

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

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

X	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	President and CEO

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
04/16/2026

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

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

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

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	04/16/2026		S⁽¹⁾		10,282	D	$21.12	676,475	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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

1. The sale reported on this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 13, 2024.

	/s/ John Walter Hanna, Jr.	04/20/2026
	** 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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

Source: View Original Filing on SEC EDGAR

FAQ

What insider transaction did CDNA CEO John Walter Hanna Jr. report?

He reported an open-market sale of CareDx, Inc. Common Stock. On April 16, he sold 10,282 shares at $21.12 per share and held 676,475 shares directly after this transaction, according to the Form 4 filing.

How many CareDx (CDNA) shares did the CEO sell and at what price?

The CEO sold 10,282 shares of CareDx Common Stock. The reported sale price was $21.12 per share in this open-market transaction, as disclosed in the Form 4 insider filing for the April 16, 2026 transaction date.

How many CareDx (CDNA) shares does the CEO hold after this Form 4 sale?

After the reported sale, the CEO directly holds 676,475 shares of CareDx Common Stock. This post-transaction ownership figure is stated in the Form 4 and reflects his remaining direct holdings following the 10,282-share sale.

What type of transaction is shown in this CareDx (CDNA) Form 4 filing?

The filing shows a non-derivative open-market sale of Common Stock. The transaction code is “S,” described as a sale in open market or private transaction, covering 10,282 shares at $21.12 per share on April 16, 2026.