Rivian CEO sells 34,818 shares under 10b5-1 plan

Rivian Automotive Chief Executive Officer Robert J. Scaringe reported an open-market sale of 34,818 shares of Class A Common Stock at $15.00 per share on May 28, 2026.

Rhea-AI Filing Summary

Rivian Automotive Chief Executive Officer Robert J. Scaringe reported an open-market sale of 34,818 shares of Class A Common Stock at $15.00 per share on May 28, 2026. The sale was executed automatically under a previously disclosed Rule 10b5-1 trading plan adopted on March 14, 2025 and amended on June 11, 2025. Following the sale, Scaringe directly holds 922,286 shares and has additional indirect holdings through a trust and an LLC.

Insider Trade Summary 10b5-1

Net Seller: 34,818 shares

Net Sell 3 txns

Insider Scaringe Robert J

Role Chief Executive Officer

Sold 34,818 shs ($522K)

Type	Security	Shares	Price	Value
Sale	Class A Common Stock	34,818	$15.00	$522K
holding	Class A Common Stock	--	--	--
holding	Class A Common Stock	--	--	--

Holdings After Transaction: Class A Common Stock — 922,286 shares (Direct); Class A Common Stock — 2,297 shares (Indirect, By LLC); Class A Common Stock — 2,632,766 shares (Indirect, By Trust)

Footnotes (1)

1. F1. The sale reported in this transaction was effected automatically pursuant to a previously disclosed Rule 10b5-1 trading plan adopted on March 14, 2025 and amended on June 11, 2025, as disclosed in the Issuer's Quarterly Report on Form 10-Q for each such quarter.

Key Figures

Shares sold: 34,818 shares Sale price: $15.00 per share Direct holdings after sale: 922,286 shares +5 more

8 metrics

Shares sold 34,818 shares Open-market sale on May 28, 2026

Sale price $15.00 per share Price for Class A Common Stock sale

Direct holdings after sale 922,286 shares Class A Common Stock held directly post-transaction

Trust holdings 2,632,766 shares Indirectly held by trust

LLC holdings 2,297 shares Indirectly held by LLC

Net insider share change -34,818 shares Net-sell direction in transaction summary

Trading plan adoption date March 14, 2025 Rule 10b5-1 plan adoption

Trading plan amendment date June 11, 2025 Rule 10b5-1 plan amendment

Key Terms

Rule 10b5-1 trading plan, open-market sale, Class A Common Stock, indirect ownership

4 terms

Rule 10b5-1 trading plan regulatory

"The sale reported in this transaction was effected automatically pursuant to a previously disclosed Rule 10b5-1 trading plan"

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

open-market sale financial

"transaction_action": "open-market sale""

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

Class A Common Stock financial

"security_title": "Class A Common Stock""

Class A common stock is a category of a company’s shares that carries a specific set of ownership rights—most commonly defined voting power and claims on dividends—set out in the company’s charter. For investors it matters because the class determines how much influence you have over corporate decisions, the share’s likely dividend and trading behavior, and how it compares in value to other share classes, like choosing a particular seat with different privileges at the company’s decision-making table.

indirect ownership financial

"ownership_type": "indirect", "nature_of_ownership": "By Trust""

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did Rivian (RIVN) report for CEO Robert Scaringe?

Rivian reported that CEO Robert J. Scaringe sold 34,818 shares of Class A Common Stock at $15.00 per share on May 28, 2026. The transaction was an open-market sale disclosed in a Form 4 filing.

Was the May 28, 2026 Rivian (RIVN) CEO share sale pre-planned?

Yes. The 34,818-share sale by CEO Robert J. Scaringe was executed automatically under a previously disclosed Rule 10b5-1 trading plan. This plan was adopted on March 14, 2025 and later amended on June 11, 2025.

How many Rivian (RIVN) shares does CEO Robert Scaringe hold after the reported sale?

After selling 34,818 shares, CEO Robert J. Scaringe directly holds 922,286 shares of Rivian Class A Common Stock. He also has additional indirect holdings through a trust and an LLC reported in the same Form 4.

What price did Rivian (RIVN) CEO Robert Scaringe receive per share in the Form 4 sale?

CEO Robert J. Scaringe’s reported open-market sale was executed at $15.00 per share. The transaction covered 34,818 shares of Rivian Class A Common Stock on May 28, 2026, as disclosed in the Form 4.

What indirect Rivian (RIVN) holdings are reported for CEO Robert Scaringe?

In addition to direct shares, the Form 4 shows 2,632,766 shares held indirectly by a trust and 2,297 shares held indirectly by an LLC associated with Robert J. Scaringe. These positions are reported as indirect beneficial ownership.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 05/29/2026 - 04:33 PM EDT Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

X

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Scaringe Robert J

(Last) (First) (Middle)

C/O RIVIAN AUTOMOTIVE, INC.

14600 MYFORD ROAD

(Street)

IRVINE CALIFORNIA 92606

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Rivian Automotive, Inc. / DE [ RIVN ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Executive Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/28/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Class A Common Stock	05/28/2026		S(1)		34,818	D	$15	922,286	D
Class A Common Stock								2,297	I	By LLC
Class A Common Stock								2,632,766	I	By Trust

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. The sale reported in this transaction was effected automatically pursuant to a previously disclosed Rule 10b5-1 trading plan adopted on March 14, 2025 and amended on June 11, 2025, as disclosed in the Issuer's Quarterly Report on Form 10-Q for each such quarter.

Remarks:

	/s/ Jamie Chung, Attorney-in-Fact	05/29/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)