CareDx (NASDAQ: CDNA) insider lines up $423K stock sale

Rhea-AI Filing Summary

CareDx, Inc. insider Peter Maag filed a notice to sell 9,122 shares of common stock through Morgan Stanley Smith Barney LLC Executive Financial Services. The filing lists an aggregate market value of $423,091.13 for these shares and references 51,734,223 shares outstanding of CareDx common stock as of this notice.

The notice also reports prior sales of CareDx common stock by Peter Maag during August 2026, including transactions of 75,653 shares on August 4, 46,963 shares on August 5, and 27,332 shares on August 7, each with stated aggregate proceeds. Several tranches of restricted stock granted by the issuer between June 2023 and July 2024 are identified as the securities to be sold.

Key Figures

Shares to be sold: 9,122 shares Aggregate market value of planned sale: $423,091.13 Shares outstanding: 51,734,223 shares +3 more

6 metrics

Shares to be sold 9,122 shares Common stock listed with aggregate market value in the notice

Aggregate market value of planned sale $423,091.13 Value associated with 9,122 CareDx common shares to be sold

Shares outstanding 51,734,223 shares CareDx common stock outstanding referenced in the notice

Sale on 08/04/2026 75,653 shares; $3,576,851.19 Common stock sold by Peter Maag on August 4, 2026

Sale on 08/05/2026 46,963 shares; $2,178,945.34 Common stock sold by Peter Maag on August 5, 2026

Sale on 08/07/2026 27,332 shares; $1,252,491.63 Common stock sold by Peter Maag on August 7, 2026

Key Terms

Form 144, restricted stock, aggregate market value, securities to be sold

4 terms

Form 144 regulatory

"144: Securities To Be Sold"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

restricted stock financial

"Common | 07/06/2023 | Restricted Stock | Issuer"

Shares granted to an individual that carry limits on transfer or sale until certain conditions are met, such as staying with the company for a set time or hitting performance targets. Think of them as a locked gift that gradually opens; for investors they matter because they affect how many shares may enter the market later, signal management incentives and potential dilution, and reveal confidence in future company performance.

aggregate market value financial

"Common | ... | 9122 | 423091.13 | 51734223"

Aggregate market value is the combined price you would pay to buy all outstanding shares of a company or all companies in a group at current market prices — essentially the sum of each stock’s market capitalization. It matters to investors because it shows the overall size and weight of an investment or sector (like the total cost to buy every piece of a puzzle), helps compare scale across companies or markets, and influences index composition and risk exposure.

securities to be sold regulatory

"144: Securities To Be Sold"

FAQ

What does CareDx (CDNA) disclose in this Form 144 filing?

The filing discloses that 9,122 shares of CareDx common stock are planned for sale, with an aggregate market value of $423,091.13, in connection with prior restricted stock grants made by the issuer.

How many CareDx (CDNA) shares are reported as outstanding in this notice?

The notice states that 51,734,223 shares of CareDx common stock are outstanding. This figure provides context for the size of the 9,122-share planned sale relative to the company’s total common shares.

What prior sales by Peter Maag are reported for CareDx (CDNA) stock?

The filing lists several August 2026 sales by Peter Maag, including 75,653 shares on August 4, 46,963 shares on August 5, and 27,332 shares on August 7, each with corresponding aggregate proceeds amounts in dollars.

What is the largest single-day sale reported for CareDx (CDNA) in this Form 144?

The largest single-day sale shown is 75,653 shares of CareDx common stock on August 4, 2026, for stated aggregate proceeds of $3,576,851.19, as part of the three-month sales history disclosure.

What types of securities are being sold according to this CareDx (CDNA) notice?

The notice identifies the securities to be sold as restricted stock of CareDx common stock, with individual grant dates such as 06/16/2023, 10/04/2023, 01/04/2024, and 07/12/2024, all issued by the company.

Which broker is named for handling the CareDx (CDNA) securities sale?

The filing names Morgan Stanley Smith Barney LLC Executive Financial Services, located at 1 New York Plaza, 8th Floor, New York, NY 10004, in connection with the common stock securities to be sold on NASDAQ.

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Available on EDGAR 08/17/2026 - 04:07 PM Accepted by SEC EDGAR 08/17/2026 - 04:06 PM Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	9122	423091.13	51734223	08/17/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	07/06/2023	Restricted Stock	Issuer			844	07/06/2023	Not Applicable
Common	01/04/2024	Restricted Stock	Issuer			1525	01/04/2024	Not Applicable
Common	10/04/2023	Restricted Stock	Issuer			1552	10/04/2023	Not Applicable
Common	06/16/2023	Restricted Stock	Issuer			2431	06/16/2023	Not Applicable
Common	07/12/2024	Restricted Stock	Issuer			1034	07/12/2024	Not Applicable
Common	04/09/2024	Restricted Stock	Issuer			1249	04/09/2024	Not Applicable
Common	04/09/2024	Restricted Stock	Issuer			487	04/09/2024	Not Applicable

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
PETER MAAG 8000 Marina Boulevard, Brisbane CA 94005	Common	08/14/2026	7000	317112.60
PETER MAAG 8000 Marina Boulevard, Brisbane CA 94005	Common	08/13/2026	7000	329505.40
PETER MAAG 8000 Marina Boulevard, Brisbane CA 94005	Common	08/12/2026	7000	328237.70
PETER MAAG 8000 Marina Boulevard, Brisbane CA 94005	Common	08/11/2026	7000	333851.00
PETER MAAG 8000 Marina Boulevard, Brisbane CA 94005	Common	08/10/2026	6902	328949.32
PETER MAAG 8000 Marina Boulevard, Brisbane CA 94005	Common	08/07/2026	27332	1252491.63
PETER MAAG 8000 Marina Boulevard, Brisbane CA 94005	Common	08/05/2026	46963	2178945.34
PETER MAAG 8000 Marina Boulevard, Brisbane CA 94005	Common	08/04/2026	75653	3576851.19

144: Remarks and Signature

Remarks

Date of Notice

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)