Form 144: Michael McCarthy plans sale of 20,435 QS shares

Rhea-AI Filing Summary

Michael McCarthy filed a Form 144 indicating an intention to sell up to 20,435 shares of QuantumScape (QS) common stock. The filing lists an aggregate market value of $329,440.81 and an approximate sale date of 11/07/2025. The named broker is Morgan Stanley Smith Barney LLC Executive Financial Services, with sales expected on the NYSE.

The securities to be sold were acquired on 04/21/2021 via previously exercised options. Recent activity disclosed in the notice shows prior sales in the past three months, including 50,000 shares on 10/30/2025 for $788,985.00 and 46,264 shares on 10/24/2025 for $706,042.29. Form 144 is a notice by an affiliate about proposed sales of restricted or control securities.

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	20435	329440.81	601310193	11/07/2025	NYSE

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	04/21/2021	Previously Exercised Options	Issuer			20435	04/21/2021	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
MICHAEL MCCARTHY 1730 Technology Drive San Jose CA 95110	Common	10/30/2025	50000	788985.00
MICHAEL MCCARTHY 1730 Technology Drive San Jose CA 95110	COMMON	10/30/2025	50000	787479.00
MICHAEL MCCARTHY 1730 Technology Drive San Jose CA 95110	Common	10/24/2025	46264	706042.29
MICHAEL MCCARTHY 1730 Technology Drive San Jose CA 95110	COMMON	10/24/2025	25000	380767.50
MICHAEL MCCARTHY 1730 Technology Drive San Jose CA 95110	COMMON	10/24/2025	21264	323880.87
MICHAEL MCCARTHY 1730 Technology Drive San Jose CA 95110	Common	09/12/2025	38035	347267.16
MICHAEL MCCARTHY 1730 Technology Drive San Jose CA 95110	COMMON	09/12/2025	38035	346120.11

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)

FAQ

What does QS’s Form 144 filing disclose?

It discloses Michael McCarthy’s intent to sell up to 20,435 QS common shares with an aggregate market value of $329,440.81.

When are the QS shares expected to be sold?

The filing lists an approximate sale date of 11/07/2025.

Who is the broker for the proposed QS share sale?

The notice names Morgan Stanley Smith Barney LLC Executive Financial Services as broker; sales are listed for the NYSE.

How were the QS shares to be sold acquired?

They were acquired on 04/21/2021 through previously exercised options, totaling 20,435 shares.

What recent QS stock sales by the filer are disclosed?

Disclosed prior sales include 50,000 shares on 10/30/2025 for $788,985.00 and 46,264 shares on 10/24/2025 for $706,042.29.

Does QuantumScape receive proceeds from this Form 144 sale?

Form 144 covers a proposed sale by an affiliate; proceeds relate to the selling holder’s transactions.