Smurfit Westrock (SW) CAO granted ordinary shares and RSUs in equity awards

Rhea-AI Filing Summary

Page Irene reported acquisition or exercise transactions in this Form 4 filing.

Smurfit Westrock plc Chief Accounting Officer Irene Page reported routine equity awards. She received a grant of 25 ordinary shares and 163 restricted stock units (RSUs) at no cost on June 10, 2026. The 163 RSUs accrued as dividend equivalents tied to the company’s quarterly dividend of $0.4523 per ordinary share and follow the same terms as the underlying award.

After these awards, Page directly holds 62,735 ordinary shares and 14,209 RSUs. The 14,209 RSUs are scheduled to vest and settle in February 2027, and the holdings include 5,417 RSUs set to vest in three equal annual installments beginning on the first anniversary of the grant date.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider Page Irene

Role Chief Accounting Officer

Type	Security	Shares	Price	Value
Grant/Award	Restricted Stock Units (PSP)	163	$0.00	--
Grant/Award	Ordinary Shares	25	$0.00	--

Holdings After Transaction: Restricted Stock Units (PSP) — 14,209 shares (Direct, null); Ordinary Shares — 62,735 shares (Direct, null)

Footnotes (1)

1. In accordance with the terms of the restricted stock unit award, additional restricted stock units accrued as dividend equivalents in connection with the Issuer's payment of a quarterly dividend of $0.4523 per ordinary share. Such additional restricted stock units are subject to the same terms and conditions as the underlying award. Each restricted stock unit represents the right to receive one ordinary share. Includes 5,417 restricted stock units which are scheduled to vest in three equal annual installments beginning on the first anniversary of the grant date. The 14,209 restricted stock units vest and are due to settle in February 2027.

Key Figures

Ordinary shares granted: 25 shares RSUs granted as dividend equivalents: 163 units Dividend per ordinary share: $0.4523 +4 more

7 metrics

Ordinary shares granted 25 shares Equity award on June 10, 2026

RSUs granted as dividend equivalents 163 units Accrued from quarterly dividend on June 10, 2026

Dividend per ordinary share $0.4523 Quarterly dividend used to calculate RSU dividend equivalents

Shares held after transaction 62,735 shares Direct ordinary share holdings after June 10, 2026 grant

RSUs held after transaction 14,209 units Total restricted stock units following June 10, 2026 award

Scheduled RSU installments 5,417 units Vest in three equal annual installments starting first grant anniversary

RSU vesting date February 2027 14,209 RSUs vest and settle on this timeline

Key Terms

Restricted Stock Units, dividend equivalents, vest, settle, +1 more

5 terms

Restricted Stock Units financial

"Includes 5,417 restricted stock units which are scheduled to vest in three equal annual installments"

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.

dividend equivalents financial

"additional restricted stock units accrued as dividend equivalents in connection with the Issuer's payment of a quarterly dividend"

Payments tied to employee or contractor equity awards that mirror the cash dividends paid on the company’s stock; they give the holder the same economic benefit as owning the shares without transferring actual shares—often paid in cash or additional award units when the award becomes payable. Investors care because these payments affect a company’s compensation costs, cash flow and potential share dilution, and they signal how management is being rewarded and aligned with shareholders.

vest financial

"restricted stock units which are scheduled to vest in three equal annual installments"

A vest is the process by which an employee earns the right to receive certain benefits or ownership interests, such as stock or retirement funds, over time. It’s similar to earning a reward gradually, ensuring that the benefit becomes fully yours only after a set period or meeting specific conditions. This makes it important for investors because it determines when they can actually claim or use those benefits.

settle financial

"The 14,209 restricted stock units vest and are due to settle in February 2027."

ordinary share financial

"Each restricted stock unit represents the right to receive one ordinary share."

An ordinary share is a unit of ownership in a company that gives the holder a stake in its profits and usually the right to vote on key decisions. Think of it like a slice of a pizza where each slice entitles you to a portion of what’s left after bills are paid; value can rise or fall with the business and may pay dividends, so it matters to investors for income, growth and control.

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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^*

Page Irene

(Last) (First) (Middle)

BEECH HILL, CLONSKEAGH

(Street)

DUBLIN 4 D04 N2R2

(City) (State) (Zip)

IRELAND

(Country)

2. Issuer Name and Ticker or Trading Symbol
Smurfit Westrock plc [ SW ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/10/2026

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
Ordinary Shares	06/10/2026		A		25	A	$0(1)	62,735(2)	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
Restricted Stock Units (PSP)	$0(1)	06/10/2026		A		163		(3)	(3)	Ordinary Shares	163	$0	14,209	D

Explanation of Responses:

1. In accordance with the terms of the restricted stock unit award, additional restricted stock units accrued as dividend equivalents in connection with the Issuer's payment of a quarterly dividend of $0.4523 per ordinary share. Such additional restricted stock units are subject to the same terms and conditions as the underlying award. Each restricted stock unit represents the right to receive one ordinary share.

2. Includes 5,417 restricted stock units which are scheduled to vest in three equal annual installments beginning on the first anniversary of the grant date.

3. The 14,209 restricted stock units vest and are due to settle in February 2027.

Remarks:

	/s/ Ciara O'Riordan, attorney-in-fact for Irene Page	06/12/2026
	** 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 Smurfit Westrock (SW) report for Irene Page?

Smurfit Westrock reported that Chief Accounting Officer Irene Page received 25 ordinary shares and 163 restricted stock units as equity awards on June 10, 2026. These were compensation-related grants at no cost, increasing her direct holdings in both shares and RSUs.

How many Smurfit Westrock (SW) shares does Irene Page hold after this Form 4?

After the reported awards, Irene Page holds 62,735 ordinary shares of Smurfit Westrock directly. This figure reflects her position following the June 10, 2026 grant of 25 additional ordinary shares recorded in the Form 4 insider transaction filing.

What restricted stock unit awards does Irene Page hold in Smurfit Westrock (SW)?

Irene Page holds 14,209 restricted stock units (RSUs) in Smurfit Westrock after the June 10, 2026 transactions. Her RSU holdings include 5,417 units scheduled to vest in three equal annual installments, plus RSUs that are due to vest and settle in February 2027.

Why did Irene Page receive 163 additional restricted stock units in Smurfit Westrock (SW)?

The 163 additional restricted stock units were granted as dividend equivalents tied to Smurfit Westrock’s quarterly dividend of $0.4523 per ordinary share. These RSUs mirror the underlying award’s terms, with each unit representing the right to receive one ordinary share at settlement.

When will Irene Page’s Smurfit Westrock (SW) restricted stock units vest and settle?

The Form 4 notes that 14,209 restricted stock units held by Irene Page vest and are due to settle in February 2027. Additionally, 5,417 RSUs are scheduled to vest in three equal annual installments beginning on the first anniversary of the original grant date.