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        <name>Choice Hotels International Inc</name>
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        <name>Altair Engineering Inc</name>
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        <name>Albany International Corp</name>
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        <name>Alexandria Real Estate Equities Inc</name>
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        <name>Marriott Vacations Worldwide Corp</name>
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        <name>Littelfuse Inc</name>
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        <valUSD>415175200.00000000</valUSD>
        <pctVal>5.698583254678</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>BM</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>MSCI Inc</name>
        <lei>549300HTIN2PD78UB763</lei>
        <title>MSCI Inc</title>
        <cusip>55354G100</cusip>
        <identifiers>
          <isin value="US55354G1004"/>
        </identifiers>
        <balance>1800000.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>464724000.00000000</valUSD>
        <pctVal>6.378676771751</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>Manchester United Plc</name>
        <lei>529900GWGZPE83MJOV59</lei>
        <title>Manchester United Plc</title>
        <cusip>000000000</cusip>
        <identifiers>
          <isin value="KYG5784H1065"/>
        </identifiers>
        <balance>4965000.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>98952450.00000000</valUSD>
        <pctVal>1.358194744241</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>KY</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>IDEXX Laboratories Inc</name>
        <lei>OGMTXK0LUU1HKV2P0J84</lei>
        <title>IDEXX Laboratories Inc</title>
        <cusip>45168D104</cusip>
        <identifiers>
          <isin value="US45168D1046"/>
        </identifiers>
        <balance>1070000.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>279409100.00000000</valUSD>
        <pctVal>3.835094240852</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>Benefitfocus Inc</name>
        <lei>254900W89KP1OS3RXO89</lei>
        <title>Benefitfocus Inc</title>
        <cusip>08180D106</cusip>
        <identifiers>
          <isin value="US08180D1063"/>
        </identifiers>
        <balance>2175000.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>47719500.00000000</valUSD>
        <pctVal>0.654985036730</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>Boyd Gaming Corp</name>
        <lei>254900787YGRYS2A1Z35</lei>
        <title>Boyd Gaming Corp</title>
        <cusip>103304101</cusip>
        <identifiers>
          <isin value="US1033041013"/>
        </identifiers>
        <balance>725000.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>21706500.00000000</valUSD>
        <pctVal>0.297937587355</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>LendingTree Inc</name>
        <lei>549300ISY5YHUJZTON08</lei>
        <title>LendingTree Inc</title>
        <cusip>52603B107</cusip>
        <identifiers>
          <isin value="US52603B1070"/>
        </identifiers>
        <balance>100059.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>30361902.96000000</valUSD>
        <pctVal>0.416739323032</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>Alector Inc</name>
        <lei>549300Z8RQOIY1JMHC25</lei>
        <title>Alector Inc</title>
        <cusip>014442107</cusip>
        <identifiers>
          <isin value="US0144421072"/>
        </identifiers>
        <balance>330000.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>5685900.00000000</valUSD>
        <pctVal>0.078043135832</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>Ollie's Bargain Outlet Holdings Inc</name>
        <lei>529900YO5DSQCPEFDZ05</lei>
        <title>Ollie's Bargain Outlet Holdings Inc</title>
        <cusip>681116109</cusip>
        <identifiers>
          <isin value="US6811161099"/>
        </identifiers>
        <balance>310000.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>20246100.00000000</valUSD>
        <pctVal>0.277892529304</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>BRP Group Inc</name>
        <lei>N/A</lei>
        <title>BRP Group Inc</title>
        <cusip>05589G102</cusip>
        <identifiers>
          <isin value="US05589G1022"/>
        </identifiers>
        <balance>916195.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>14704929.75000000</valUSD>
        <pctVal>0.201835915137</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>West Pharmaceutical Services Inc</name>
        <lei>5493007NKRGM1RJQ1P16</lei>
        <title>West Pharmaceutical Services Inc</title>
        <cusip>955306105</cusip>
        <identifiers>
          <isin value="US9553061055"/>
        </identifiers>
        <balance>575000.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>86439750.00000000</valUSD>
        <pctVal>1.186448785690</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>Bright Horizons Family Solutions Inc</name>
        <lei>N/A</lei>
        <title>Bright Horizons Family Solutions Inc</title>
        <cusip>109194100</cusip>
        <identifiers>
          <isin value="US1091941005"/>
        </identifiers>
        <balance>1670000.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>250984300.00000000</valUSD>
        <pctVal>3.444943072628</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>Gartner Inc</name>
        <lei>PP55B5R38BFB8O8HH686</lei>
        <title>Gartner Inc</title>
        <cusip>366651107</cusip>
        <identifiers>
          <isin value="US3666511072"/>
        </identifiers>
        <balance>2190000.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>337479000.00000000</valUSD>
        <pctVal>4.632146087255</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>American Assets Trust Inc</name>
        <lei>N/A</lei>
        <title>American Assets Trust Inc</title>
        <cusip>024013104</cusip>
        <identifiers>
          <isin value="US0240131047"/>
        </identifiers>
        <balance>460135.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>21120196.50000000</valUSD>
        <pctVal>0.289890143029</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerConditional desc="REIT" issuerCat="OTHER"/>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>SS&amp;C Technologies Holdings Inc</name>
        <lei>529900POY8H7NPPNKK71</lei>
        <title>SS&amp;C Technologies Holdings Inc</title>
        <cusip>78467J100</cusip>
        <identifiers>
          <isin value="US78467J1007"/>
        </identifiers>
        <balance>3500000.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>214900000.00000000</valUSD>
        <pctVal>2.949659665197</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>Forestar Group Inc</name>
        <lei>549300BC2UB0GHV60V70</lei>
        <title>Forestar Group Inc</title>
        <cusip>346232101</cusip>
        <identifiers>
          <isin value="US3462321015"/>
        </identifiers>
        <balance>675000.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>14073750.00000000</valUSD>
        <pctVal>0.193172511461</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>2020-01-30</ncom:dateSigned>
      <ncom:nameOfApplicant>BARON INVESTMENT FUNDS TRUST (f/k/a BARON ASSET FUND)</ncom:nameOfApplicant>
      <ncom:signature>Marta Nelson</ncom:signature>
      <ncom:signerName>Marta Nelson</ncom:signerName>
      <ncom:title>Fund Manager</ncom:title>
    </signature>
  </formData>
  <documents>XXXX</documents>
</edgarSubmission>
