Smurfit Westrock (SW) CAO granted 3,199 RSUs, 556 shares withheld for taxes

Rhea-AI Filing Summary

Smurfit Westrock plc Chief Accounting Officer Irene Page reported routine equity compensation activity involving company ordinary shares. On March 11, 2026, she was granted 3,199 restricted stock units, each representing a contingent right to receive one ordinary share, scheduled to vest in three equal annual installments beginning on the first anniversary of the grant date.

On March 12, 2026, 556 ordinary shares were withheld to cover her tax withholding obligation upon vesting and settlement of restricted stock units, at a reference price of $42.20 per share. After these transactions, she directly held 62,642 ordinary shares. The grant and tax withholding are compensation-related events rather than open-market trading.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider Page Irene

Role Chief Accounting Officer

Type	Security	Shares	Price	Value
Tax Withholding	Ordinary Shares	556	$42.20	$23K
Grant/Award	Ordinary Shares	3,199	$0.00	--

Holdings After Transaction: Ordinary Shares — 62,642 shares (Direct)

Footnotes (1)

1. On March 11, 2026, the Reporting Person was granted 3,199 restricted stock units (RSUs). Each restricted stock unit represents a contingent right to receive one ordinary share. The restricted stock units are scheduled to vest in three equal annual installments beginning on the first anniversary of the grant date. Reflects ordinary shares of Smurfit Westrock plc withheld to satisfy the Reporting Person's tax withholding obligation upon vesting and settlement of their Restricted Stock Units.

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 L2 D04 N2R2

(City) (State) (Zip)

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

3. Date of Earliest Transaction (Month/Day/Year)
03/11/2026

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
Ordinary Shares	03/11/2026		A(1)		3,199	A	$0	63,198	D
Ordinary Shares	03/12/2026		F(2)		556	D	$42.2	62,642	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. On March 11, 2026, the Reporting Person was granted 3,199 restricted stock units (RSUs). Each restricted stock unit represents a contingent right to receive one ordinary share. The restricted stock units are scheduled to vest in three equal annual installments beginning on the first anniversary of the grant date.

2. Reflects ordinary shares of Smurfit Westrock plc withheld to satisfy the Reporting Person's tax withholding obligation upon vesting and settlement of their Restricted Stock Units.

Remarks:

	/s/ Ciara O'Riordan, attorney-in-fact for Irene Page	03/13/2026
	** 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.

FAQ

What did Smurfit Westrock (SW) executive Irene Page report in this Form 4?

Irene Page reported a grant of 3,199 restricted stock units and a related tax-withholding share disposition. These entries reflect equity compensation and associated tax payments, not open-market buying or selling of Smurfit Westrock ordinary shares.

How many restricted stock units did Irene Page receive from Smurfit Westrock (SW)?

She received 3,199 restricted stock units. Each unit represents a contingent right to receive one ordinary share, with the award vesting in three equal annual installments starting on the first anniversary of the March 11, 2026 grant date.

How and when do Irene Page’s Smurfit Westrock (SW) RSUs vest?

The 3,199 restricted stock units vest in three equal annual installments. Vesting begins on the first anniversary of the March 11, 2026 grant date, meaning one-third of the units vest each year over a three-year period.

Why were 556 Smurfit Westrock (SW) shares disposed of in this Form 4?

The 556 ordinary shares were withheld to satisfy Irene Page’s tax withholding obligation. This occurred upon vesting and settlement of her restricted stock units and is categorized as a tax-withholding disposition, not an open-market sale of shares.

What share price was used for the 556-share tax withholding at Smurfit Westrock (SW)?

The tax-withholding disposition of 556 ordinary shares used a reference price of $42.20 per share. This price is disclosed in the filing and reflects the value applied for the tax withholding transaction, not a discretionary market trade.

How many Smurfit Westrock (SW) shares does Irene Page hold after these transactions?

After the reported grant and tax-withholding disposition, Irene Page directly holds 62,642 ordinary shares. This figure reflects her post-transaction ownership as shown in the Form 4 for the non-derivative securities reported.

Are the Smurfit Westrock (SW) transactions by Irene Page open-market trades?

No, the transactions are compensation-related. She received 3,199 restricted stock units as an award, and 556 shares were withheld solely to cover tax obligations upon vesting and settlement, rather than being bought or sold on the open market.