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      <issuerName>RPM INTERNATIONAL INC/DE/</issuerName>
      <secFileNumber>001-14187</secFileNumber>
      <issuerAddress>
        <com:street1>2628 PEARL RD</com:street1>
        <com:street2>P O BOX 777</com:street2>
        <com:city>MEDINA</com:city>
        <com:stateOrCountry>OH</com:stateOrCountry>
        <com:zipCode>44256</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>3302735090</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Crandall Tracy D.</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Officer</relationshipToIssuer>
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    <securitiesInformation>
      <securitiesClassTitle>Common Stock</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>Charles Schwab &amp; Co., Inc.</name>
        <address>
          <com:street1>3000 Schwab Way</com:street1>
          <com:city>Westlake</com:city>
          <com:stateOrCountry>TX</com:stateOrCountry>
          <com:zipCode>76262</com:zipCode>
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      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>3718</noOfUnitsSold>
      <aggregateMarketValue>495237.00</aggregateMarketValue>
      <noOfUnitsOutstanding>128701945</noOfUnitsOutstanding>
      <approxSaleDate>10/18/2024</approxSaleDate>
      <securitiesExchangeName>NYSE</securitiesExchangeName>
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      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>1121</amountOfSecuritiesAcquired>
      <paymentDate>07/18/2024</paymentDate>
      <natureOfPayment>Equity Compensation</natureOfPayment>
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    <securitiesToBeSold>
      <securitiesClassTitle>Common Stock</securitiesClassTitle>
      <acquiredDate>07/19/2024</acquiredDate>
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      <amountOfSecuritiesAcquired>2597</amountOfSecuritiesAcquired>
      <paymentDate>07/19/2024</paymentDate>
      <natureOfPayment>Equity Compensation</natureOfPayment>
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    <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <remarks>2a) Tracy D. Crandall Declaration of Trust dtd 7/13/2006, Tracy Diane Crandall TTEE</remarks>
    <noticeSignature>
      <noticeDate>10/18/2024</noticeDate>
      <signature>Tracy D. Crandall TTEE for Tracy D. Crandall Declaration of Trust</signature>
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144
0002039186
XXXXXXXX
LIVE
0000110621
RPM INTERNATIONAL INC/DE/
001-14187
2628 PEARL RD
P O BOX 777
MEDINA
OH
44256
3302735090
Crandall Tracy D.
Officer
Common Stock
Charles Schwab & Co., Inc.
3000 Schwab Way
Westlake
TX
76262
3718
495237.00
128701945
10/18/2024
NYSE
Common Stock
07/18/2024
Restricted stock award
Issuer
N
1121
07/18/2024
Equity Compensation
Common Stock
07/19/2024
Restricted stock award
Issuer
N
2597
07/19/2024
Equity Compensation
Y
2a) Tracy D. Crandall Declaration of Trust dtd 7/13/2006, Tracy Diane Crandall TTEE
10/18/2024
Tracy D. Crandall TTEE for Tracy D. Crandall Declaration of Trust