[Form 4] Rivian Automotive, Inc. Insider Trading Activity

Rhea-AI Filing Summary

Rivian Automotive director Rose M. Marcario received a grant of 16,812 restricted stock units (RSUs) on June 18, 2025, as reported in this Form 4 filing. The RSUs will vest on the first anniversary of the grant date.

Key details of the transaction:

• The RSUs were awarded at $0 exercise price
• Following the transaction, Marcario directly owns 125,594 shares of Class A Common Stock
• The director has elected to defer the issuance of shares until termination of service as a director
• The RSUs will settle in Class A Common Stock upon termination of service

This equity grant appears to be part of the company's director compensation program, demonstrating continued alignment between board member and shareholder interests.

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

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

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^*

MARCARIO ROSE M

(Last) (First) (Middle)

C/O RIVIAN AUTOMOTIVE, INC.

14600 MYFORD ROAD

(Street)

IRVINE CA 92606

(City) (State) (Zip)

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
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
06/18/2025

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

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

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

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	06/18/2025		A		16,812(1)	A	$0	125,594	D

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. Represents an award of 16,812 restricted stock units ("RSUs") which will vest on the first anniversary of the grant date. The Reporting Person has elected to defer the issuance of the shares of the Issuer's Class A Common Stock underlying the RSUs until the Reporting Person's termination of service as a director of the Issuer. The RSUs will settle in shares of the Issuer's Class A Common Stock upon such termination of service.

Remarks:

	/s/ Jamie Chung, Attorney-in-Fact	06/20/2025
	** 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.

FAQ

How many RIVN shares did director Rose Marcario receive in June 2025?

According to the Form 4 filing, Rose Marcario received 16,812 restricted stock units (RSUs) of RIVN Class A Common Stock on June 18, 2025.

What is the vesting schedule for RIVN director Rose Marcario's RSU grant?

The 16,812 RSUs will vest on the first anniversary of the grant date (June 18, 2026). However, Marcario has elected to defer the issuance of shares until her termination of service as a director of Rivian.

How many RIVN shares does Rose Marcario own after the June 2025 RSU grant?

Following the reported transaction, Rose Marcario beneficially owns 125,594 shares of RIVN Class A Common Stock directly (Form D ownership).

What was the purchase price of RIVN RSUs granted to director Rose Marcario?

The RSUs were granted at $0 cost to Rose Marcario, as indicated in the 'Price' column of Table I in the Form 4 filing.

When will Rose Marcario receive the actual RIVN shares from her June 2025 RSU grant?

The RSUs will settle in shares of Rivian's Class A Common Stock upon Marcario's termination of service as a director of the company, due to her election to defer the issuance of shares.