Morgan Stanley files Form 144 to sell 27,133 shares (NASDAQ: RIVN)

Rhea-AI Filing Summary

Morgan Stanley Smith Barney LLC submitted a Form 144 notice to sell 27,133 restricted common shares relating to restricted stock dated 02/15/2026.

Recent reported dispositions by Claire R. McDonough include 8,039 shares on 12/04/2025 and 21,210 shares on 12/02/2025.

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	27133	455699.59	1237077289	02/18/2026	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	02/15/2026	Restricted Stock	ISSUER			27133	02/15/2026	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
CLAIRE R MCDONOUGH 14600 MYFORD ROAD IRVINE CA 92606	Common	12/04/2025	8039	144702.00
CLAIRE R MCDONOUGH 14600 MYFORD ROAD IRVINE CA 92606	Common	12/02/2025	21210	363468.58

144: Remarks and Signature

Remarks

Date of Notice

Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1

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 did the Form 144 filed for RIVN report?

It reports a proposed sale of 27,133 restricted common shares dated 02/15/2026. The notice identifies the shares as restricted stock and lists Morgan Stanley Smith Barney LLC in the securities section on 02/18/2026.

Who is named in the filing and what past sales are shown?

Morgan Stanley Smith Barney LLC is the filer; Claire R. McDonough appears as a reporting party for prior sales. The excerpt shows Claire sold 8,039 shares on 12/04/2025 and 21,210 shares on 12/02/2025.

What class of security is involved in the Form 144 for RIVN?

The security class is Common stock, identified as restricted stock in the "Securities To Be Sold" section. The sale-related entry ties the 27,133 shares to restricted stock with the 02/15/2026 date.

Does the excerpt state how proceeds will be used or received?

The excerpt does not specify proceeds recipients or uses. The provided lines list the security, share counts, and sale dates but do not describe cash‑flow treatment or disposition of proceeds.