Smurfit Westrock (SW) CAO logs RSU dividend equivalents and tax share withholding

Q: How many Smurfit Westrock (SW) restricted stock units does Irene Page now hold?

Irene Page holds 14,046 restricted stock units , according to the filing. These units stem from prior grants plus newly accrued dividend equivalents and are scheduled to vest and be settled in shares in February 2027 , assuming continued satisfaction of award terms.

Q: When do Irene Page’s Smurfit Westrock (SW) restricted stock units vest?

The filing states that 14,046 restricted stock units held by Irene Page are due to vest and be settled in February 2027 . Vesting timing is defined by the award terms and reflects longer-term incentive alignment with Smurfit Westrock shareholders.

Q: What was the purpose of the 7 Smurfit Westrock (SW) shares disposed in this Form 4?

The 7 Ordinary Shares were withheld to satisfy Irene Page’s tax withholding obligation on recently vested dividend-equivalent units. This F-code disposition is a tax payment mechanism, not an open-market sale, and is common in equity compensation programs.

Q: How many Smurfit Westrock (SW) Ordinary Shares does Irene Page own after these transactions?

After these transactions, Irene Page directly holds 62,672 Ordinary Shares of Smurfit Westrock. This figure reflects a small reduction of 7 shares withheld for taxes and includes 37 newly acquired shares granted as part of her compensation package.

Filing Impact

(Neutral)

Filing Sentiment

(Neutral)

Form Type

Rhea-AI Filing Summary

Smurfit Westrock plc Chief Accounting Officer Irene Page reported routine equity compensation adjustments. On 18 March 2026, she acquired 162 Restricted Stock Units (PSP) as dividend equivalents and 37 Ordinary Shares as part of her compensation awards.

Each restricted stock unit represents the right to receive one ordinary share, and a total of 14,046 restricted stock units are scheduled to vest and settle in February 2027. On 19 March 2026, 7 Ordinary Shares were withheld at $38.58 per share to cover tax obligations tied to the vesting of these dividend-equivalent units, leaving her with 62,672 Ordinary Shares held directly.

Insider Trade Summary

3 transactions reported

Mixed 3 txns

Insider Page Irene

Role Chief Accounting Officer

Type	Security	Shares	Price	Value
Tax Withholding	Ordinary Shares	7	$38.58	$270.06
Grant/Award	Restricted Stock Units (PSP)	162	$0.00	--
Grant/Award	Ordinary Shares	37	$0.00	--

Holdings After Transaction: Ordinary Shares — 62,672 shares (Direct); Restricted Stock Units (PSP) — 14,046 shares (Direct)

Footnotes (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. Reflects ordinary shares of Smurfit Westrock plc withheld to satisfy the reporting person's tax withholding obligation upon the vesting and settlement of dividend equivalents, which accrued on 18 March 2026. Since these dividend equivalents were associated with restricted stock units that vested and settled on 12 March 2026, the dividend equivalents immediately vested and settled on 19 March 2026 in accordance with the terms of the associated restricted stock unit award. The 14,046 restricted stock units vest and are due to be settled in February 2027.

Form 4 Insider Transactions: What Each Field Means →

03/20/2026 - 01:26 PM

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)

UNITED STATES

(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)
03/18/2026

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Ordinary Shares	03/18/2026		A⁽¹⁾		37	A	$0	62,679	D
Ordinary Shares	03/19/2026		F⁽²⁾		7	D	$38.58	62,672	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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Restricted Stock Units (PSP)	$0⁽¹⁾	03/18/2026		A		162		⁽³⁾	⁽³⁾	Ordinary Shares	162	$0	14,046	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. Reflects ordinary shares of Smurfit Westrock plc withheld to satisfy the reporting person's tax withholding obligation upon the vesting and settlement of dividend equivalents, which accrued on 18 March 2026. Since these dividend equivalents were associated with restricted stock units that vested and settled on 12 March 2026, the dividend equivalents immediately vested and settled on 19 March 2026 in accordance with the terms of the associated restricted stock unit award.

3. The 14,046 restricted stock units vest and are due to be settled in February 2027.

Remarks:

	/s/ Ciara O'Riordan, attorney-in-fact for Irene Page	03/20/2026
	** 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)

Source: View Original Filing on SEC EDGAR

FAQ

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

Irene Page reported routine equity compensation activity, including new restricted stock units and a small tax-related share withholding. These transactions reflect normal vesting and dividend-equivalent accruals under existing awards, not open-market buying or selling of Smurfit Westrock shares.

How many Smurfit Westrock (SW) restricted stock units does Irene Page now hold?

Irene Page holds 14,046 restricted stock units, according to the filing. These units stem from prior grants plus newly accrued dividend equivalents and are scheduled to vest and be settled in shares in February 2027, assuming continued satisfaction of award terms.

When do Irene Page’s Smurfit Westrock (SW) restricted stock units vest?

The filing states that 14,046 restricted stock units held by Irene Page are due to vest and be settled in February 2027. Vesting timing is defined by the award terms and reflects longer-term incentive alignment with Smurfit Westrock shareholders.

What was the purpose of the 7 Smurfit Westrock (SW) shares disposed in this Form 4?

The 7 Ordinary Shares were withheld to satisfy Irene Page’s tax withholding obligation on recently vested dividend-equivalent units. This F-code disposition is a tax payment mechanism, not an open-market sale, and is common in equity compensation programs.

Did Irene Page buy or sell Smurfit Westrock (SW) shares on the open market?

The Form 4 shows no open-market purchases or sales. Reported transactions are equity award grants and tax-withholding share disposals. The A and F transaction codes indicate compensation-related activity and tax settlement, rather than discretionary trading in Smurfit Westrock stock.

How many Smurfit Westrock (SW) Ordinary Shares does Irene Page own after these transactions?

After these transactions, Irene Page directly holds 62,672 Ordinary Shares of Smurfit Westrock. This figure reflects a small reduction of 7 shares withheld for taxes and includes 37 newly acquired shares granted as part of her compensation package.