Rivian (RIVN) CEO trims stake with 21,446-share Rule 10b5-1 sale

Rhea-AI Filing Summary

Rivian Automotive CEO Robert J. Scaringe sold 21,446 shares of Class A common stock on April 14, 2026 in an open-market transaction at a weighted average price of $16.17 per share. The sale was executed automatically under a previously disclosed Rule 10b5-1 trading plan.

After this sale, Scaringe directly owns 1,001,138 shares. He also has indirect holdings of 2,297 shares through an LLC and 2,632,766 shares through a trust, indicating he retains a substantial overall position in Rivian.

Insider Trade Summary 10b5-1

Net Seller: 21,446 shares ($346,782)

Net Sell 3 txns

Insider Scaringe Robert J

Role Chief Executive Officer

Sold 21,446 shs ($347K)

Type	Security	Shares	Price	Value
Sale	Class A Common Stock	21,446	$16.17	$347K
holding	Class A Common Stock	--	--	--
holding	Class A Common Stock	--	--	--

Holdings After Transaction: Class A Common Stock — 1,001,138 shares (Direct); Class A Common Stock — 2,297 shares (Indirect, By LLC)

Footnotes (1)

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. The price reported is a weighted average sale price. The shares were sold in multiple transactions at prices ranging from $15.815 to $16.66, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

Key Figures

Shares sold: 21,446 shares Weighted average sale price: $16.17 per share Direct holdings after sale: 1,001,138 shares +4 more

7 metrics

Shares sold 21,446 shares Open-market sale on April 14, 2026

Weighted average sale price $16.17 per share Multiple transactions from $15.815 to $16.66

Direct holdings after sale 1,001,138 shares Class A common stock held directly by CEO

Indirect LLC holdings 2,297 shares Indirect ownership described as By LLC

Indirect trust holdings 2,632,766 shares Indirect ownership described as By Trust

Rule 10b5-1 plan adoption date March 14, 2025 Date plan was initially adopted

Rule 10b5-1 plan amendment date June 11, 2025 Date plan was amended

Key Terms

Rule 10b5-1 trading plan, weighted average sale price, 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.

weighted average sale price financial

"The price reported is a weighted average sale price. The shares were sold in multiple transactions"

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

"direct_or_indirect: "I", nature_of_ownership: "By LLC" and "By Trust""

Form 4 Insider Transactions: What Each Field Means →

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)
04/14/2026

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	04/14/2026		S(1)		21,446	D	$16.17(2)	1,001,138	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.

2. The price reported is a weighted average sale price. The shares were sold in multiple transactions at prices ranging from $15.815 to $16.66, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

Remarks:

	/s/ Jamie Chung, Attorney-in-Fact	04/16/2026
	** 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)

FAQ

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

Rivian reported that CEO Robert J. Scaringe sold 21,446 shares of Class A common stock. The open-market sale on April 14, 2026, used a weighted average price of $16.17 per share and was executed automatically under a previously disclosed Rule 10b5-1 trading plan.

How many Rivian (RIVN) shares does the CEO still hold after this Form 4?

After the reported sale, CEO Robert J. Scaringe directly holds 1,001,138 Rivian Class A shares. He also has indirect ownership of 2,297 shares through an LLC and 2,632,766 shares through a trust, leaving him with a large remaining overall stake in the company.

At what price did the Rivian (RIVN) CEO sell his shares?

The reported sale was executed at a weighted average price of $16.17 per Rivian Class A share. According to the filing, the shares were sold in multiple transactions at prices ranging from $15.815 to $16.66, and detailed breakdowns are available upon request.

Was the Rivian (RIVN) CEO’s share sale under a Rule 10b5-1 plan?

Yes. The filing states the sale was effected automatically under a previously disclosed Rule 10b5-1 trading plan. This plan was adopted on March 14, 2025 and amended on June 11, 2025, indicating the sale was pre-arranged rather than a discretionary market-timing decision.

How large is the Rivian (RIVN) CEO’s sale compared to his remaining holdings?

The CEO sold 21,446 shares while retaining 1,001,138 shares directly and additional indirect holdings via an LLC and a trust. Relative to these combined positions, the transaction represents a small portion of the total stake described in this Form 4 filing.