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      <submissionType>144</submissionType>
      <filerInfo>
        <filer>
          <filerCredentials>
            <cik>0001666933</cik>
            <ccc>XXXXXXXX</ccc>
          </filerCredentials>
        </filer>
        <liveTestFlag>LIVE</liveTestFlag>
  
  
  
      </filerInfo>
    </headerData>
    <formData>
      <issuerInfo>
        <issuerCik>0000022356</issuerCik>
        <issuerName>COMMERCE BANCSHARES INC /MO/</issuerName>
        <secFileNumber>001-36502</secFileNumber>
        <issuerAddress>
          <com:street1>1000 WALNUT</com:street1>
          <com:city>KANSAS CITY</com:city>
          <com:stateOrCountry>MO</com:stateOrCountry>
          <com:zipCode>64106</com:zipCode>
        </issuerAddress>
        <issuerContactPhone>8162342000</issuerContactPhone>
        <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Kellerhals Patricia R</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
        <relationshipsToIssuer>
          <relationshipToIssuer>Officer</relationshipToIssuer>
        </relationshipsToIssuer>
      </issuerInfo>
      <securitiesInformation>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <brokerOrMarketmakerDetails>
          <name>Fidelity Brokerage Services LLC</name>
          <address>
            <com:street1>900 Salem Street</com:street1>
            <com:city>Smithfield</com:city>
            <com:stateOrCountry>RI</com:stateOrCountry>
            <com:zipCode>02917</com:zipCode>
          </address>
        </brokerOrMarketmakerDetails>
        <noOfUnitsSold>500</noOfUnitsSold>
        <aggregateMarketValue>34275.00</aggregateMarketValue>
        <noOfUnitsOutstanding>128227542</noOfUnitsOutstanding>
        <approxSaleDate>12/09/2024</approxSaleDate>
        <securitiesExchangeName>NASDAQ</securitiesExchangeName>
      </securitiesInformation>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>05/31/2013</acquiredDate>
        <natureOfAcquisitionTransaction>Retirement Plan Distribution</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>500</amountOfSecuritiesAcquired>
        <paymentDate>05/31/2013</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
      <securitiesSoldInPast3Months>
        <sellerDetails>
          <name>Patricia Kellerhals</name>
          <address>
            <com:street1>1000 Walnut</com:street1>
            <com:city>Kansas City</com:city>
            <com:stateOrCountry>MO</com:stateOrCountry>
            <com:zipCode>64106</com:zipCode>
          </address>
        </sellerDetails>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <saleDate>09/16/2024</saleDate>
        <amountOfSecuritiesSold>2000</amountOfSecuritiesSold>
        <grossProceeds>124455.20</grossProceeds>
      </securitiesSoldInPast3Months>
      <securitiesSoldInPast3Months>
        <sellerDetails>
          <name>Patricia Kellerhals</name>
          <address>
            <com:street1>1000 Walnut</com:street1>
            <com:city>Kansas City</com:city>
            <com:stateOrCountry>MO</com:stateOrCountry>
            <com:zipCode>64106</com:zipCode>
          </address>
        </sellerDetails>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <saleDate>11/07/2024</saleDate>
        <amountOfSecuritiesSold>1000</amountOfSecuritiesSold>
        <grossProceeds>69204.20</grossProceeds>
      </securitiesSoldInPast3Months>
      <securitiesSoldInPast3Months>
        <sellerDetails>
          <name>Patricia Kellerhals</name>
          <address>
            <com:street1>1000 Walnut</com:street1>
            <com:city>Kansas City</com:city>
            <com:stateOrCountry>MO</com:stateOrCountry>
            <com:zipCode>64106</com:zipCode>
          </address>
        </sellerDetails>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <saleDate>11/25/2024</saleDate>
        <amountOfSecuritiesSold>700</amountOfSecuritiesSold>
        <grossProceeds>53364.50</grossProceeds>
      </securitiesSoldInPast3Months>
      <noticeSignature>
        <noticeDate>12/09/2024</noticeDate>
        <signature>/s/ Daniel Tucci, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Patricia Kellerhals</signature>
      </noticeSignature>
    </formData>
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text: 144
  0001666933
  XXXXXXXX
  LIVE
  0000022356
  COMMERCE BANCSHARES INC /MO/
  001-36502
  1000 WALNUT
  KANSAS CITY
  MO
  64106
  8162342000
  Kellerhals Patricia R
  Officer
  Common
  Fidelity Brokerage Services LLC
  900 Salem Street
  Smithfield
  RI
  02917
  500
  34275.00
  128227542
  12/09/2024
  NASDAQ
  Common
  05/31/2013
  Retirement Plan Distribution
  Issuer
  N
  500
  05/31/2013
  Compensation
  N
  Patricia Kellerhals
  1000 Walnut
  Kansas City
  MO
  64106
  Common
  09/16/2024
  2000
  124455.20
  Patricia Kellerhals
  1000 Walnut
  Kansas City
  MO
  64106
  Common
  11/07/2024
  1000
  69204.20
  Patricia Kellerhals
  1000 Walnut
  Kansas City
  MO
  64106
  Common
  11/25/2024
  700
  53364.50
  12/09/2024
  /s/ Daniel Tucci, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Patricia Kellerhals