QS Form 144 reveals insider planned sale of common stock

Rhea-AI Filing Summary

A shareholder of QS has filed a Form 144 notice to sell up to 36,415 shares of common stock through Morgan Stanley Smith Barney on the NYSE, with an aggregate market value of $422,530.53. The shares were acquired as restricted stock that vested on 11/17/2025 under a registered plan, with the same date listed for payment.

The filing also lists prior sales over the past three months by related sellers, including blocks of 50,000 common shares on 10/30/2025 and 38,035 common shares on 09/12/2025, each with disclosed gross proceeds. The signer represents that they are not aware of undisclosed material adverse information about QS’s current or prospective operations.

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	36415	422530.53	562404592	11/24/2025	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	11/17/2025	Restricted stock vesting under a registered plan	Issuer			36415	11/17/2025	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
CHESAPEAKE NEVADA TRUST 1730 Technology Drive San Jose CA 95110	Common	11/07/2025	20435	329440.81
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 the QS Form 144 filing disclose?

The filing discloses that a shareholder of QS intends to sell up to 36,415 shares of common stock on the NYSE, with an aggregate market value of $422,530.53, under Rule 144.

How were the QS shares being sold under Form 144 acquired?

The 36,415 QS common shares were acquired as restricted stock vesting on 11/17/2025 under a registered plan, with the issuer listed as the source.

Which broker and exchange are involved in the QS Form 144 sale?

The intended sales are through Morgan Stanley Smith Barney LLC Executive Financial Services, with the securities to be sold on the NYSE.

What prior QS share sales are reported in the past 3 months?

The filing lists multiple recent sales of QS common stock, including 50,000 shares sold on 10/30/2025 and 38,035 shares sold on 09/12/2025, each with stated gross proceeds.

What assurance does the seller give about QS inside information?

The person on whose account the QS shares are to be sold represents that they do not know any material adverse information about the issuer’s current or prospective operations that has not been publicly disclosed.

Does the QS Form 144 mention Rule 10b5-1 trading plans?

The representation language notes that if the seller has adopted a Rule 10b5-1 trading plan or given trading instructions, the signature confirms the same representation as of the plan adoption or instruction date.