Smurfit Westrock director awarded 51 new shares

Hietala Kaisa reported acquisition or exercise transactions in this Form 4 filing.

Rhea-AI Filing Summary

Hietala Kaisa reported acquisition or exercise transactions in this Form 4 filing.

Smurfit Westrock plc director Kaisa Hietala received an award of 51 ordinary shares, with no purchase price, as reported on Form 4. This grant increased her direct holdings to 10,067 ordinary shares. Footnotes state that restricted stock units accrue as dividend equivalents based on a quarterly dividend of $0.4523 per ordinary share.

Her position also includes 4,489 restricted stock units that will vest on the earlier of May 1, 2027, or the date of the next annual meeting of Smurfit Westrock plc stockholders. Each restricted stock unit represents the right to receive one ordinary share.

Insider Trade Summary

Grant/Award: 51 shares

Grant/Award 1 txn

Insider Hietala Kaisa

Role Director

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

Holdings After Transaction: Ordinary Shares — 10,067 shares (Direct)

Footnotes (2)

1. F1. 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. F2. Includes 4,489 restricted stock units which will vest on the earlier of (i) May 1, 2027, or (ii) the date of the next annual meeting of Smurfit Westrock plc's stockholders.

Key Figures

Shares awarded: 51 ordinary shares Holdings after transaction: 10,067 ordinary shares Dividend per share: $0.4523 per ordinary share +1 more

4 metrics

Shares awarded 51 ordinary shares Grant, award, or other acquisition on June 10, 2026

Holdings after transaction 10,067 ordinary shares Direct ownership following the reported grant

Dividend per share $0.4523 per ordinary share Quarterly dividend used to calculate dividend-equivalent RSUs

Unvested restricted stock units 4,489 RSUs Vest on earlier of May 1, 2027, or next annual meeting

Key Terms

restricted stock unit, dividend equivalents, quarterly dividend, vest, +1 more

5 terms

restricted stock unit financial

"In accordance with the terms of the restricted stock unit award, additional restricted stock units accrued as dividend equivalents"

A restricted stock unit is a promise from a company to give an employee shares of stock after certain conditions are met, like staying with the company for a set amount of time. It’s like earning a bonus that turns into company stock once you’ve proven your commitment, making it a way to motivate and reward employees.

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.

quarterly dividend financial

"Issuer's payment of a quarterly dividend of $0.4523 per ordinary share"

A quarterly dividend is a payment a company gives to its shareholders four times a year, usually as a share of its profits. It's like getting a small bonus every few months for owning the company's stock, which can provide a steady income. Investors watch these payments to see how well a company is doing and whether it’s a good investment.

vest financial

"Includes 4,489 restricted stock units which will vest on the earlier of (i) May 1, 2027"

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.

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.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did Smurfit Westrock (SW) director Kaisa Hietala report on this Form 4?

Director Kaisa Hietala reported receiving an award of 51 ordinary shares at no purchase price. Following this grant, her direct holdings total 10,067 ordinary shares, reflecting compensation-related equity rather than an open-market share purchase.

How many Smurfit Westrock (SW) shares does Kaisa Hietala hold after the reported transaction?

After the reported grant, Kaisa Hietala directly holds 10,067 ordinary shares of Smurfit Westrock plc. This figure includes the newly awarded 51 shares disclosed in the filing and represents her direct ownership position following the transaction.

What are the key terms of Kaisa Hietala’s restricted stock units at Smurfit Westrock (SW)?

Kaisa Hietala’s holdings include 4,489 restricted stock units that will vest on the earlier of May 1, 2027, or the next annual meeting of stockholders. Each restricted stock unit entitles her to receive one ordinary share upon vesting, subject to the award’s conditions.

How do dividend equivalents affect Kaisa Hietala’s equity awards at Smurfit Westrock (SW)?

Additional restricted stock units accrue to Kaisa Hietala as dividend equivalents when Smurfit Westrock pays its quarterly dividend of $0.4523 per ordinary share. These additional units follow the same terms and conditions as the underlying award, effectively reinvesting dividend value into equity.

Was the 51-share transaction by Kaisa Hietala an open-market purchase of Smurfit Westrock (SW) stock?

The 51-share transaction was not an open-market purchase; it was classified as a grant, award, or other acquisition at a price of $0.0000 per share. This indicates a compensation-related share award rather than buying shares on the open market.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 06/12/2026 - 11:59 AM Learn about SEC filing dates

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^*

Hietala Kaisa

(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)

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

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		51	A	$0(1)	10,067(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 4,489 restricted stock units which will vest on the earlier of (i) May 1, 2027, 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 Kaisa Hietala)	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)