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        <name>RealPage Inc</name>
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        <name>Mercury Systems Inc</name>
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        <name>Jack Henry &amp; Associates Inc</name>
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        <fairValLevel>N/A</fairValLevel>
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        <name>Catalent Inc</name>
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        <name>BlackRock Liquidity Funds T-Fund</name>
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      <invstOrSec>
        <name>Waste Connections Inc</name>
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        <fairValLevel>1</fairValLevel>
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        <name>Entegris Inc</name>
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        <fairValLevel>1</fairValLevel>
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      <invstOrSec>
        <name>STERIS PLC</name>
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        <name>Tyler Technologies Inc</name>
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        <name>GCI Liberty Inc</name>
        <lei>N/A</lei>
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        <name>Adaptive Biotechnologies Corp</name>
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        <name>Booz Allen Hamilton Holding Co</name>
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        <name>MASIMO CORP</name>
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        <name>Coupa Software Inc</name>
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        <name>IDEXX Laboratories Inc</name>
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        <name>West Pharmaceutical Services I</name>
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        <name>AZEK Co Inc/The</name>
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        <name>Postmates Inc, Series F</name>
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        <name>Ferrari NV</name>
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        <title>Ferrari NV</title>
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        <name>KKR &amp; Co Inc</name>
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        <title>KKR &amp; Co Inc</title>
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        <name>Bright Horizons Family Solutio</name>
        <lei>N/A</lei>
        <title>Bright Horizons Family Solutions Inc</title>
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        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>
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        <fairValLevel>1</fairValLevel>
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      </invstOrSec>
      <invstOrSec>
        <name>Dover Corp</name>
        <lei>549300FMC2ALGA7N9E80</lei>
        <title>Dover Corp</title>
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          <isin value="US2600031080"/>
          <ticker value="DOV"/>
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        <balance>1096705.00000000</balance>
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        <curCd>USD</curCd>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>
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        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      </invstOrSec>
      <invstOrSec>
        <name>Madison Square Garden Sports C</name>
        <lei>N/A</lei>
        <title>Madison Square Garden Sports Corp</title>
        <cusip>55825T103</cusip>
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          <isin value="US55825T1034"/>
          <ticker value="MSGS"/>
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        <balance>211236.00000000</balance>
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        <curCd>USD</curCd>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>
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        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>Rexford Industrial Realty Inc</name>
        <lei>549300MSLO0DF0EMX355</lei>
        <title>Rexford Industrial Realty Inc</title>
        <cusip>76169C100</cusip>
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          <isin value="US76169C1009"/>
          <ticker value="REXR"/>
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        <curCd>USD</curCd>
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        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>
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        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>IDEX Corp</name>
        <lei>549300U5Y5EL6PHYLF13</lei>
        <title>IDEX Corp</title>
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          <isin value="US45167R1041"/>
          <ticker value="IEX"/>
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        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>
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        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>Okta Inc</name>
        <lei>549300N8J06I8MRHU620</lei>
        <title>Okta Inc</title>
        <cusip>679295105</cusip>
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          <isin value="US6792951054"/>
          <ticker value="OKTA"/>
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        <balance>1158994.00000000</balance>
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        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>
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        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>SBA COMMUNICATIONS CORP</name>
        <lei>5299001HX8ZN8Y8QIT49</lei>
        <title>SBA COMMUNICATIONS CORP</title>
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          <isin value="US78410G1040"/>
          <ticker value="SBAC"/>
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        <curCd>USD</curCd>
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        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>
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        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>Monolithic Power Systems Inc</name>
        <lei>529900TB7O85LSZ1XU31</lei>
        <title>Monolithic Power Systems Inc</title>
        <cusip>609839105</cusip>
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          <isin value="US6098391054"/>
          <ticker value="MPWR"/>
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        <balance>705671.00000000</balance>
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        <curCd>USD</curCd>
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        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>
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        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>COSTAR GROUP INC</name>
        <lei>N/A</lei>
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          <isin value="US22160N1090"/>
          <ticker value="CSGP"/>
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        <curCd>USD</curCd>
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        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>
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        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>Liberty Media Corp-Liberty For</name>
        <lei>N/A</lei>
        <title>Liberty Media Corp-Liberty Formula One</title>
        <cusip>531229854</cusip>
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          <isin value="US5312298541"/>
          <ticker value="FWONK"/>
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        <balance>4070453.00000000</balance>
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        <curCd>USD</curCd>
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        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>
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        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>Verisk Analytics Inc</name>
        <lei>549300I1YSWNIRKBWP67</lei>
        <title>Verisk Analytics Inc</title>
        <cusip>92345Y106</cusip>
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          <isin value="US92345Y1064"/>
          <ticker value="VRSK"/>
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        <balance>910784.00000000</balance>
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        <curCd>USD</curCd>
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        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>
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        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>Paycom Software Inc</name>
        <lei>254900LSB0HNJUDC6Q18</lei>
        <title>Paycom Software Inc</title>
        <cusip>70432V102</cusip>
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          <isin value="US70432V1026"/>
          <ticker value="PAYC"/>
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        <balance>788587.00000000</balance>
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        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>
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        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>Tradeweb Markets Inc</name>
        <lei>N/A</lei>
        <title>Tradeweb Markets Inc</title>
        <cusip>892672106</cusip>
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          <isin value="US8926721064"/>
          <ticker value="TW"/>
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        <curCd>USD</curCd>
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        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>
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        <fairValLevel>1</fairValLevel>
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      <invstOrSec>
        <name>Old Dominion Freight Line Inc</name>
        <lei>5299009TWK32WE417T96</lei>
        <title>Old Dominion Freight Line Inc</title>
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          <isin value="US6795801009"/>
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        <assetCat>EC</assetCat>
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        <fairValLevel>1</fairValLevel>
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      <invstOrSec>
        <name>Fair Isaac Corp</name>
        <lei>RI6HET5SJUEY30V1PS26</lei>
        <title>Fair Isaac Corp</title>
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        <fairValLevel>1</fairValLevel>
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      <invstOrSec>
        <name>Copart Inc</name>
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        <title>Copart Inc</title>
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        <fairValLevel>1</fairValLevel>
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      <invstOrSec>
        <name>Globant SA</name>
        <lei>2221008DCMSPYS42DS88</lei>
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        <assetCat>EC</assetCat>
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        <invCountry>AR</invCountry>
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        <fairValLevel>1</fairValLevel>
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      <invstOrSec>
        <name>HEICO Corp</name>
        <lei>529900O1DTDLCJ7L0I14</lei>
        <title>HEICO Corp</title>
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      <invstOrSec>
        <name>Adyen NV</name>
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        <title>Adyen NV</title>
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      <invstOrSec>
        <name>Churchill Downs Inc</name>
        <lei>529900FODTBQC8MIS994</lei>
        <title>Churchill Downs Inc</title>
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        <fairValLevel>1</fairValLevel>
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        <name>DexCom Inc</name>
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        <name>Keysight Technologies Inc</name>
        <lei>549300GLKVIO8YRCYN02</lei>
        <title>Keysight Technologies Inc</title>
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          <ticker value="KEYS"/>
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      <invstOrSec>
        <name>Palantir Technologies, Inc., Series I</name>
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        <name>MarketAxess Holdings Inc</name>
        <lei>5493002U1CA1XJOVID83</lei>
        <title>MarketAxess Holdings Inc</title>
        <cusip>57060D108</cusip>
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          <isin value="US57060D1081"/>
          <ticker value="MKTX"/>
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        <valUSD>195747513.92000000</valUSD>
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        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Charles River Laboratories Int</name>
        <lei>549300BSQ0R4UZ5KX287</lei>
        <title>Charles River Laboratories International Inc</title>
        <cusip>159864107</cusip>
        <identifiers>
          <isin value="US1598641074"/>
          <ticker value="CRL"/>
        </identifiers>
        <balance>763664.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>133144818.40000000</valUSD>
        <pctVal>1.546127345001</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>TransUnion</name>
        <lei>549300ZS772LUNUMRB03</lei>
        <title>TransUnion</title>
        <cusip>89400J107</cusip>
        <identifiers>
          <isin value="US89400J1079"/>
          <ticker value="TRU"/>
        </identifiers>
        <balance>1539251.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>133976407.04000000</valUSD>
        <pctVal>1.555784062788</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <loanByFundCondition isLoanByFund="Y" loanVal="95744.00000000"/>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Wix.com Ltd</name>
        <lei>5493008P6N29Q1AG9464</lei>
        <title>Wix.com Ltd</title>
        <cusip>000000000</cusip>
        <identifiers>
          <isin value="IL0011301780"/>
          <ticker value="WIX"/>
          <other otherDesc="SEDOL" value="BFZCHN7"/>
        </identifiers>
        <balance>733674.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>187981952.28000000</valUSD>
        <pctVal>2.182916618757</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>IL</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Teledyne Technologies Inc</name>
        <lei>549300VSMO9KYQWDND94</lei>
        <title>Teledyne Technologies Inc</title>
        <cusip>879360105</cusip>
        <identifiers>
          <isin value="US8793601050"/>
          <ticker value="TDY"/>
        </identifiers>
        <balance>417599.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>129852409.05000000</valUSD>
        <pctVal>1.507894658306</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <loanByFundCondition isLoanByFund="Y" loanVal="746280.00000000"/>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>MATCH GROUP INC</name>
        <lei>15OMOPB0A8K0EFUVD031</lei>
        <title>IAC/INTERACTIVECORP</title>
        <cusip>44919P508</cusip>
        <identifiers>
          <isin value="US44919P5089"/>
          <ticker value="IAC"/>
        </identifiers>
        <balance>732103.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>236762110.20000000</valUSD>
        <pctVal>2.749370026107</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <loanByFundCondition isLoanByFund="Y" loanVal="6888420.00000000"/>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>NETFLIX INC</name>
        <lei>549300Y7VHGU0I7CE873</lei>
        <title>NETFLIX INC</title>
        <cusip>64110L106</cusip>
        <identifiers>
          <isin value="US64110L1061"/>
          <ticker value="NFLX"/>
        </identifiers>
        <balance>92743.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>42201774.72000000</valUSD>
        <pctVal>0.490062765387</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <loanByFundCondition isLoanByFund="Y" loanVal="32535360.00000000"/>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>MSCI Inc</name>
        <lei>549300HTIN2PD78UB763</lei>
        <title>MSCI Inc</title>
        <cusip>55354G100</cusip>
        <identifiers>
          <isin value="US55354G1004"/>
          <ticker value="MSCI"/>
        </identifiers>
        <balance>776548.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>259227253.36000000</valUSD>
        <pctVal>3.010243656537</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Twilio Inc</name>
        <lei>5493004W8TRGD63APX93</lei>
        <title>Twilio Inc</title>
        <cusip>90138F102</cusip>
        <identifiers>
          <isin value="US90138F1021"/>
          <ticker value="TWLO"/>
        </identifiers>
        <balance>340706.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>74757710.52000000</valUSD>
        <pctVal>0.868114447664</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Planet Fitness Inc</name>
        <lei>549300LLE5HUPF6H8G33</lei>
        <title>Planet Fitness Inc</title>
        <cusip>72703H101</cusip>
        <identifiers>
          <isin value="US72703H1014"/>
          <ticker value="PLNT"/>
        </identifiers>
        <balance>1608323.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>97416124.11000000</valUSD>
        <pctVal>1.131232406491</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <loanByFundCondition isLoanByFund="Y" loanVal="109026.00000000"/>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Cable One Inc</name>
        <lei>549300648QS85T0XSH18</lei>
        <title>Cable One Inc</title>
        <cusip>12685J105</cusip>
        <identifiers>
          <isin value="US12685J1051"/>
          <ticker value="CABO"/>
        </identifiers>
        <balance>90553.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>160717992.05000000</valUSD>
        <pctVal>1.866317332723</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
    </invstOrSecs>
    <explntrNotes>


      <explntrNote note="Monthly returns presented in Item B.5(a) have been calculated without deducting any applicable sales loads or redemption fees." noteItem="B.5.a"/>
    </explntrNotes>
    <signature>
      <ncom:dateSigned>2020-08-20</ncom:dateSigned>
      <ncom:nameOfApplicant>BlackRock Funds</ncom:nameOfApplicant>
      <ncom:signature>Ann Frechette</ncom:signature>
      <ncom:signerName>Ann Frechette</ncom:signerName>
      <ncom:title>Assistant Treasurer</ncom:title>
    </signature>
  </formData>
  <documents>XXXX</documents>
</edgarSubmission>
