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      <liveTestFlag>LIVE</liveTestFlag>



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      <issuerAddress>
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        <com:street2>SUITE 800</com:street2>
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      <issuerContactPhone>8773229530</issuerContactPhone>
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      <relationshipsToIssuer>
        <relationshipToIssuer>Director</relationshipToIssuer>
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      <brokerOrMarketmakerDetails>
        <name>Charles Schwab Corporation</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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      <amountOfSecuritiesAcquired>214</amountOfSecuritiesAcquired>
      <paymentDate>10/11/2018</paymentDate>
      <natureOfPayment>Equity Compensation</natureOfPayment>
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    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>05/22/2019</acquiredDate>
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      <natureOfPayment>Equity Compensation</natureOfPayment>
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      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>03/31/2021</acquiredDate>
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      <paymentDate>05/26/2021</paymentDate>
      <natureOfPayment>Equity Compensation</natureOfPayment>
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    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>05/25/2022</acquiredDate>
      <natureOfAcquisitionTransaction>Equity Compensation</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>2034</amountOfSecuritiesAcquired>
      <paymentDate>05/25/2022</paymentDate>
      <natureOfPayment>Equity Compensation</natureOfPayment>
    </securitiesToBeSold>
    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>05/24/2023</acquiredDate>
      <natureOfAcquisitionTransaction>Equity Compensation</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>2895</amountOfSecuritiesAcquired>
      <paymentDate>05/24/2023</paymentDate>
      <natureOfPayment>Equity Compensation</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <remarks>Thomas O'Brien trustee Thomas M O'Brien Trust</remarks>
    <noticeSignature>
      <noticeDate>11/07/2024</noticeDate>
      <signature>Thomas O'Brien</signature>
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144
0001484855
XXXXXXXX
LIVE
0000708955
FIRST FINANCIAL BANCORP /OH/
001-34762
255 EAST FIFTH STREET
SUITE 800
CINCINNATI
OH
45202
8773229530
OBRIEN THOMAS MURRAY
Director
Common
Charles Schwab Corporation
3000 Schwab Way
Westlake
TX
76262
11245
322169.00
95481794
11/07/2024
NASDAQ
Common
07/10/2018
Equity Compensation
Issuer
N
193
07/10/2018
Equity Compensation
Common
10/11/2018
Equity Compensation
Issuer
N
214
10/11/2018
Equity Compensation
Common
05/22/2019
Equity Compensation
Issuer
N
1548
05/22/2019
Equity Compensation
Common
03/31/2021
Equity Compensation
Issuer
N
520
03/31/2021
Equity Compensation
Common
05/26/2021
Equity Compensation
Issuer
N
3841
05/26/2021
Equity Compensation
Common
05/25/2022
Equity Compensation
Issuer
N
2034
05/25/2022
Equity Compensation
Common
05/24/2023
Equity Compensation
issuer
N
2895
05/24/2023
Equity Compensation
Y
Thomas O'Brien trustee Thomas M O'Brien Trust
11/07/2024
Thomas O'Brien