<SEC-DOCUMENT>0000950170-25-081033.txt : 20250603
<SEC-HEADER>0000950170-25-081033.hdr.sgml : 20250603
<ACCEPTANCE-DATETIME>20250603164250
ACCESSION NUMBER:		0000950170-25-081033
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20250531
FILED AS OF DATE:		20250603
DATE AS OF CHANGE:		20250603

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Ratajczak Matthew T
		CENTRAL INDEX KEY:			0001546776
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-14187
		FILM NUMBER:		251020335

	MAIL ADDRESS:	
		STREET 1:		2628 PEARL ROAD
		STREET 2:		P.O. BOX 777
		CITY:			MEDINA
		STATE:			OH
		ZIP:			44258

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			RPM INTERNATIONAL INC/DE/
		CENTRAL INDEX KEY:			0000110621
		STANDARD INDUSTRIAL CLASSIFICATION:	PAINTS, VARNISHES, LACQUERS, ENAMELS & ALLIED PRODUCTS [2851]
		ORGANIZATION NAME:           	08 Industrial Applications and Services
		EIN:				020642224
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0531

	BUSINESS ADDRESS:	
		STREET 1:		2628 PEARL RD
		STREET 2:		P O BOX 777
		CITY:			MEDINA
		STATE:			OH
		ZIP:			44258
		BUSINESS PHONE:		3302735090

	MAIL ADDRESS:	
		STREET 1:		2628 PEARL RD
		STREET 2:		P O BOX 777
		CITY:			MEDINA
		STATE:			OH
		ZIP:			44258

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	RPM INTERNATIONAL INC/OH/
		DATE OF NAME CHANGE:	20021015

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	RPM INC/OH/
		DATE OF NAME CHANGE:	19920703

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	REPUBLIC POWDERED METALS INC
		DATE OF NAME CHANGE:	19711027
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>ownership.xml
<DESCRIPTION>4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2025-05-31</periodOfReport>

    <issuer>
        <issuerCik>0000110621</issuerCik>
        <issuerName>RPM INTERNATIONAL INC/DE/</issuerName>
        <issuerTradingSymbol>RPM</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001546776</rptOwnerCik>
            <rptOwnerName>Ratajczak Matthew T</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>2628 PEARL ROAD</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>MEDINA</rptOwnerCity>
            <rptOwnerState>OH</rptOwnerState>
            <rptOwnerZipCode>44256</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>false</isDirector>
            <isOfficer>true</isOfficer>
            <isTenPercentOwner>false</isTenPercentOwner>
            <isOther>false</isOther>
            <officerTitle>VP-Global Tax and Treasurer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>false</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock, $0.01 par value</value>
            </securityTitle>
            <transactionDate>
                <value>2025-05-31</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>F</transactionCode>
                <equitySwapInvolved>false</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>346</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>113.84</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>20837</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="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 &quot;Plan&quot;) 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.</footnote>
        <footnote id="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.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/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</signatureName>
        <signatureDate>2025-06-03</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
