(RPM)

Role: VP-Global Tax and Treasurer
Signature: /s/ Matthew T. Ratajczak, by Gregory J. Dziak, his attorney-in-fact pursuant to Power of Attorney dated April 4, 2012 on file with the Commission
Issuer symbol: RPM
Transactions as of: 31 May 2025
Net transactions value: -$39,389
Form type: 4
Filing time: 03 Jun 2025, 16:42:50 UTC
Previous filing: 08 Oct 2024
Next filing: 18 Jul 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Ratajczak Matthew T	VP-Global Tax and Treasurer	2628 PEARL ROAD, MEDINA	/s/ Matthew T. Ratajczak, by Gregory J. Dziak, his attorney-in-fact pursuant to Power of Attorney dated April 4, 2012 on file with the Commission	03 Jun 2025	0001546776

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	RPM	Common Stock, $0.01 par value	Tax liability	$39,389	-346	-1.6%	$113.84	20,837	31 May 2025	Direct	F1, F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	On May 31, 2025, 1,159 shares of Common Stock issued to the Reporting Person pursuant to the RPM International Inc. 2014 Omnibus Equity and Incentive Plan (the "Plan") vested. In accordance with the terms of the Plan, the Reporting Person disposed of 346 shares back to the issuer to satisfy tax obligations of the Reporting Person.
F2	Includes an aggregate of 2,532 shares of Common Stock issued pursuant to the Plan, 355 vested restricted shares of Common Stock held in escrow in the 1997 RPM International Inc. Restricted Stock Plan, 13,315 vested restricted shares of Common Stock held in escrow until the Reporting Person's retirement and 4,600 shares of Common Stock, issued as Performance Earned Restricted Stock pursuant to the Plan.

Content

On May 31, 2025, 1,159 shares of Common Stock issued to the Reporting Person pursuant to the RPM International Inc. 2014 Omnibus Equity and Incentive Plan (the "Plan") vested. In accordance with the terms of the Plan, the Reporting Person disposed of 346 shares back to the issuer to satisfy tax obligations of the Reporting Person.

Includes an aggregate of 2,532 shares of Common Stock issued pursuant to the Plan, 355 vested restricted shares of Common Stock held in escrow in the 1997 RPM International Inc. Restricted Stock Plan, 13,315 vested restricted shares of Common Stock held in escrow until the Reporting Person's retirement and 4,600 shares of Common Stock, issued as Performance Earned Restricted Stock pursuant to the Plan.