Robert Scaringe sells RIVN shares across Jan–Mar 2026 (RIVN)

Rhea-AI Filing Summary

Robert J. Scaringe reports sales of Common Stock. The excerpt lists multiple open-market dispositions: 17,450 shares on 03/17/2026 for $272,230.47, 17,450 shares on 03/03/2026 for $261,750.00, and additional sales in January and February 2026. Transactions are recorded on a Form 144 as restricted‑holder dispositions.

Insights

Corporate Governance Expert

Insider reported routine dispositions across early 2026; no single transaction appears outsized in this excerpt.

The filing lists repeated sales by the reporting person across January–March 2026, with per‑trade sizes of 17,450 and 34,900 shares. These entries reflect reported dispositions rather than grants or exercises.

Impact appears limited from the excerpt alone; further context (total holdings, percent of position) is required to assess materiality. Subsequent filings could clarify proportionality.

Key Figures

Sale on 03/17/2026: 17,450 shares Proceeds on 03/17/2026: $272,230.47 Sale on 03/03/2026: 17,450 shares +3 more

6 metrics

Sale on 03/17/2026 17,450 shares 03/17/2026 reported disposition

Proceeds on 03/17/2026 $272,230.47 03/17/2026 reported proceeds

Sale on 03/03/2026 17,450 shares 03/03/2026 reported disposition

Proceeds on 03/03/2026 $261,750.00 03/03/2026 reported proceeds

Sale on 02/18/2026 34,900 shares 02/18/2026 reported disposition

Proceeds on 02/18/2026 $586,236.24 02/18/2026 reported proceeds

Key Terms

Form 144, Restricted Stock, Issuer

3 terms

Form 144 regulatory

"Multiple sales listed under "Securities Sold During The Past 3 Months""

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

"Securities To Be Sold entries labeled "Restricted Stock""

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.

Issuer regulatory

"Securities To Be Sold lines show the seller type as "ISSUER""

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

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	20264	303960.00	1237077289	03/31/2026	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			15218	02/15/2026	Not Applicable
Common	11/15/2025	Restricted Stock	ISSUER			5046	11/15/2025	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
ROBERT J. SCARINGE 14600 MYFORD ROAD IRVINE CA 92606	Common	03/17/2026	17450	272230.47
ROBERT J. SCARINGE 14600 MYFORD ROAD IRVINE CA 92606	Common	03/03/2026	17450	261750.00
ROBERT J. SCARINGE 14600 MYFORD ROAD IRVINE CA 92606	Common	02/18/2026	34900	586236.24
ROBERT J. SCARINGE 14600 MYFORD ROAD IRVINE CA 92606	Common	01/20/2026	17450	279763.64
ROBERT J. SCARINGE 14600 MYFORD ROAD IRVINE CA 92606	Common	01/06/2026	17450	341072.47

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 does the Form 144 for RIVN show about Robert J. Scaringe's activity?

It shows multiple reported sales of Common Stock by Robert J. Scaringe. The excerpt lists sales on 01/06/2026, 01/20/2026, 02/18/2026, 03/03/2026, and 03/17/2026 with per‑trade shares and proceeds provided.

How many shares did Robert J. Scaringe sell on 02/18/2026 in the RIVN filing?

The excerpt reports a sale of 34,900 shares on 02/18/2026. The reported proceeds for that trade are $586,236.24 as shown in the provided content.

Are the securities listed in the RIVN excerpt restricted or unrestricted?

The securities are labeled Restricted Stock in the excerpt. The entries show restricted shares linked to issuer grants with grant dates noted (e.g., 11/15/2025, 02/15/2026).

Do the Form 144 entries indicate who received the sale proceeds?

The excerpt reports the dollar proceeds per transaction but does not state who received the proceeds. The content lists amounts like $272,230.47 and $261,750.00 for individual sales.

Does this Form 144 disclose total holdings after these sales for RIVN?

The provided excerpt does not state the reporting person's total holdings after the transactions. The filing lists individual sale sizes and proceeds without a post‑transaction holdings total.