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    <isConfidential>false</isConfidential>
    <filerInfo>

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        <issuerCredentials>
          <cik>0000831114</cik>
          <ccc>XXXXXXXX</ccc>
        </issuerCredentials>
      </filer>


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        <classId>C000262933</classId>
      </seriesClassInfo>


    </filerInfo>
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      <regFileNumber>811-05518</regFileNumber>
      <regCik>0000831114</regCik>
      <regLei>5493005KKD0GVHSW0D29</regLei>
      <regStreet1>615 East Michigan Street</regStreet1>
      <regCity>Milwaukee</regCity>
      <regStateConditional regCountry="US" regState="US-WI"/>
      <regZipOrPostalCode>53202</regZipOrPostalCode>
      <regPhone>262-378-6278</regPhone>
      <seriesName>F/m Compoundr U.S. Aggregate Bond ETF</seriesName>
      <seriesId>S000094427</seriesId>
      <seriesLei>529900PYZS3UFKC8D814</seriesLei>
      <repPdEnd>2026-08-31</repPdEnd>
      <repPdDate>2026-02-28</repPdDate>
      <isFinalFiling>N</isFinalFiling>
    </genInfo>
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      <totLiabs>126393105.840000000000</totLiabs>
      <netAssets>231291688.220000000000</netAssets>
      <assetsAttrMiscSec>0.000000000000</assetsAttrMiscSec>
      <assetsInvested>0.000000000000</assetsInvested>
      <amtPayOneYrBanksBorr>0.000000000000</amtPayOneYrBanksBorr>
      <amtPayOneYrCtrldComp>0.000000000000</amtPayOneYrCtrldComp>
      <amtPayOneYrOthAffil>0.000000000000</amtPayOneYrOthAffil>
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      <amtPayAftOneYrBanksBorr>0.000000000000</amtPayAftOneYrBanksBorr>
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      <mon3Flow redemption="204096075.000000000000" reinvestment=".000000000000" sales="229283905.500000000000"/>



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          <nameDesignatedIndex>N/A</nameDesignatedIndex>
          <indexIdentifier>N/A</indexIdentifier>

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    <invstOrSecs>
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        <title>Dimensional Core Fixed Income ETF</title>
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        <payoffProfile>Long</payoffProfile>
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      </invstOrSec>
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        <name>Fidelity Total Bond ETF</name>
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        <securityLending>
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      </invstOrSec>
      <invstOrSec>
        <name>iShares Core U.S. Aggregate Bo</name>
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        <units>NS</units>
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        <payoffProfile>Long</payoffProfile>
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        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>
        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
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          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
    </invstOrSecs>
    <signature>
      <ncom:dateSigned>2026-04-27</ncom:dateSigned>
      <ncom:nameOfApplicant>RBB Fund, Inc.</ncom:nameOfApplicant>
      <ncom:signature>/s/ James G. Shaw</ncom:signature>
      <ncom:signerName>RBB Fund, Inc.</ncom:signerName>
      <ncom:title>CFO COO Secretary</ncom:title>
    </signature>
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