Rivian (RIVN) director adds 18,000 shares after RSU vesting

Rhea-AI Filing Summary

Rivian Automotive director Aidan N. Gomez reported new share activity. On May 15, 2026, 3,752 shares of Class A Common Stock were withheld by the company to cover tax obligations tied to the vesting of 6,961 Restricted Stock Units. On the same date, Gomez made an open-market purchase of 18,000 Class A shares at $13.97 each, bringing his direct holdings to 57,984 shares.

Insider Trade Summary

Net Buyer: 18,000 shares ($251,460)

Net Buy 2 txns

Insider Gomez Aidan N.

Role null

Bought 18,000 shs ($251K)

Type	Security	Shares	Price	Value
Purchase	Class A Common Stock	18,000	$13.97	$251K
Tax Withholding	Class A Common Stock	3,752	$14.52	$54K

Holdings After Transaction: Class A Common Stock — 57,984 shares (Direct, null)

Footnotes (1)

1. 3,752 shares of Class A Common Stock were withheld by the Company for the purposes of satisfying tax withholding obligations in connection with the vesting of 6,961 Restricted Stock Units on May 15, 2026. The closing price of the Company's Class A Common Stock on May 14, 2026.

Key Figures

Open-market purchase: 18,000 shares at $13.97 Tax withholding shares: 3,752 shares at $14.52 RSUs vested: 6,961 RSUs +2 more

5 metrics

Open-market purchase 18,000 shares at $13.97 Class A Common Stock bought on May 15, 2026

Tax withholding shares 3,752 shares at $14.52 Withheld to satisfy tax obligations on May 15, 2026

RSUs vested 6,961 RSUs Restricted Stock Units vesting on May 15, 2026

Post-transaction holdings 57,984 shares Direct Class A Common Stock after transactions

Closing price reference $14.52 per share Closing price on May 14, 2026 used for withholding

Key Terms

Restricted Stock Units, tax withholding obligations, open-market purchase, Class A Common Stock, +1 more

5 terms

Restricted Stock Units financial

"in connection with the vesting of 6,961 Restricted Stock Units on May 15, 2026"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

tax withholding obligations financial

"withheld by the Company for the purposes of satisfying tax withholding obligations in connection with the vesting"

open-market purchase financial

"transaction_action": "open-market purchase""

An open-market purchase is when an investor or a company buys shares on a public stock exchange at the going market price, rather than through a private deal. It matters to investors because these purchases change how many shares are available, can push the stock price up or signal confidence from large buyers, and often affect per-share metrics like earnings—think of it like someone buying lots of apples off a grocery shelf, reducing supply and potentially raising the price.

Class A Common Stock financial

"3,752 shares of Class A Common Stock were withheld by the Company"

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.

Form 4 regulatory

"INSIDER FILING DATA (Form 4):"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

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).

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^*

Gomez Aidan N.

(Last) (First) (Middle)

C/O RIVIAN AUTOMOTIVE, INC.

14600 MYFORD RD

(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
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/15/2026

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	05/15/2026		P		18,000	A	$13.97	57,984	D
Class A Common Stock	05/15/2026		F		3,752(1)	D	$14.52(2)	54,232	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. 3,752 shares of Class A Common Stock were withheld by the Company for the purposes of satisfying tax withholding obligations in connection with the vesting of 6,961 Restricted Stock Units on May 15, 2026.

2. The closing price of the Company's Class A Common Stock on May 14, 2026.

Remarks:

	/s/ Jamie Chung, Attorney-in-Fact	05/19/2026
	** 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 transactions did Rivian (RIVN) director Aidan Gomez report?

Aidan Gomez reported two transactions involving Rivian stock. The company withheld 3,752 shares for tax obligations on vested RSUs, and Gomez separately bought 18,000 Class A Common Stock shares in the open market, increasing his direct ownership to 57,984 shares.

How many Rivian (RIVN) shares did Aidan Gomez buy on the open market?

Aidan Gomez purchased 18,000 Rivian Class A shares. The open-market purchase occurred on May 15, 2026 at a price of $13.97 per share, increasing his directly held position to 57,984 Class A Common Stock shares after the transaction.

Were any Rivian (RIVN) shares sold by Aidan Gomez in this Form 4?

No open-market sales were reported in this Form 4. The only share reduction was 3,752 shares withheld by the company to satisfy tax obligations related to the vesting of 6,961 Restricted Stock Units, which is not an open-market sale.

What was the purpose of the 3,752 Rivian (RIVN) shares withheld from Aidan Gomez?

The 3,752 shares were withheld to cover tax obligations. Rivian withheld these Class A shares in connection with the vesting of 6,961 Restricted Stock Units on May 15, 2026, using the May 14, 2026 closing share price to determine the value.

How many Rivian (RIVN) shares does Aidan Gomez hold after these transactions?

After these transactions, Aidan Gomez directly holds 57,984 shares. This reflects the impact of the 3,752 shares withheld for taxes and the open-market purchase of 18,000 Class A Common Stock shares reported in the Form 4.

What prices were used for Aidan Gomez’s Rivian (RIVN) transactions?

Two prices are disclosed for Gomez’s Rivian share activity. The company used $14.52 per share, the May 14, 2026 closing price, for withholding shares for taxes, while Gomez’s open-market purchase was executed at $13.97 per share.