Director at Smurfit Westrock (SW) receives 51 new restricted units

Rhea-AI Filing Summary

Smurfit Westrock plc director Carole Lynnette Brown reported an acquisition of 51 ordinary-share restricted stock units. These units accrued as dividend equivalents tied to a quarterly dividend of $0.4523 per ordinary share and are subject to the same terms as the underlying award.

After this grant, Brown holds 4,422 restricted stock units, each representing the right to receive one ordinary share. These units will vest on the earlier of May 2, 2026 or the date of the next annual meeting of Smurfit Westrock plc's stockholders.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Brown Carole Lynnette

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Ordinary Shares	51	$0.00	--

Holdings After Transaction: Ordinary Shares — 4,422 shares (Direct)

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 4,422 restricted stock units which will vest on the earlier of (i) May 2, 2026 or (ii) the date of the next annual meeting of Smurfit Westrock plc's stockholders.

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^*

Brown Carole Lynnette

(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)

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

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)
			Code	V	Amount	(A) or (D)	Price
Ordinary Shares	03/18/2026		A		51	A	$0(1)	4,422(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

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 4,422 restricted stock units which will vest on the earlier of (i) May 2, 2026 or (ii) the date of the next annual meeting of Smurfit Westrock plc's stockholders.

Remarks:

	/s/ Ciara O'Riordan, attorney-in-fact-pursuant for Carole Lynnette Brown	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)

FAQ

What insider transaction did Smurfit Westrock (SW) report for Carole Lynnette Brown?

Smurfit Westrock reported that director Carole Lynnette Brown received 51 additional restricted stock units as a grant. These units accrued as dividend equivalents on the company’s quarterly dividend and increase her total restricted stock unit holdings to 4,422.

How many Smurfit Westrock restricted stock units does Carole Lynnette Brown now hold?

Following the latest award, Carole Lynnette Brown holds 4,422 restricted stock units. Each unit represents the right to receive one ordinary share, subject to vesting conditions tied to a future date or the next annual stockholder meeting.

Why did Carole Lynnette Brown receive 51 additional RSUs at Smurfit Westrock (SW)?

Brown received 51 additional restricted stock units as dividend equivalents on an existing award. When Smurfit Westrock paid a quarterly dividend of $0.4523 per ordinary share, extra RSUs accrued under the award’s terms instead of cash, matching the underlying grant’s conditions.

When will Carole Lynnette Brown’s 4,422 Smurfit Westrock RSUs vest?

Brown’s 4,422 restricted stock units will vest on the earlier of May 2, 2026, or the date of Smurfit Westrock plc’s next annual stockholder meeting. Vesting must occur before she can receive the underlying ordinary shares represented by these units.

What does each Smurfit Westrock restricted stock unit represent in this Form 4?

Each restricted stock unit reported for Carole Lynnette Brown represents the right to receive one ordinary share of Smurfit Westrock. The units carry the same terms and conditions as the original award, including vesting timing and any service or board tenure requirements.