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        <name>First Republic Bank</name>
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        <name>Pool Corp.</name>
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        <name>Chipotle Mexican Grill, Inc.</name>
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        <name>Fiserv, Inc.</name>
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        <name>IHS Markit Ltd.</name>
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        <name>Chr Hansen Holding A/S</name>
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        <name>World Wrestling Entertainment, Inc.</name>
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        <name>MFS Institutional Money Market Portfolio</name>
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        <name>Ingevity Corp.</name>
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        <name>Edwards Lifesciences Corp.</name>
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      <invstOrSec>
        <name>Wynn Resorts Ltd.</name>
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        <fairValLevel>1</fairValLevel>
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      <invstOrSec>
        <name>PerkinElmer, Inc.</name>
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        <fairValLevel>1</fairValLevel>
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      <invstOrSec>
        <name>FLIR Systems, Inc.</name>
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        <fairValLevel>1</fairValLevel>
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      <invstOrSec>
        <name>Copart, Inc.</name>
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        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>Five Below, Inc.</name>
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        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>Tradeweb Markets, Inc.</name>
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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>STERIS plc</name>
        <lei>N/A</lei>
        <title>STERIS plc</title>
        <cusip>N/A</cusip>
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        <assetCat>EC</assetCat>
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        <invCountry>IE</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>DocuSign, Inc.</name>
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        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>Altice USA, Inc.</name>
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        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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        <name>West Pharmaceutical Services, Inc.</name>
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        <title>West Pharmaceutical Services, Inc.</title>
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        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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        <name>Cadence Design Systems, Inc.</name>
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        <assetCat>EC</assetCat>
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        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>Lululemon Athletica, Inc.</name>
        <lei>549300D9GZ4BMLDW5T40</lei>
        <title>Lululemon Athletica, Inc.</title>
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        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>Vulcan Materials Co.</name>
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        <title>Vulcan Materials Co.</title>
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        <name>MSCI, Inc.</name>
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        <title>MSCI, Inc.</title>
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        <name>Elanco Animal Health, Inc.</name>
        <lei>549300SHPNDCE059M934</lei>
        <title>Elanco Animal Health, Inc.</title>
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        <name>Silicon Laboratories, Inc.</name>
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        <name>Kansas City Southern</name>
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        <title>Kansas City Southern</title>
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        <name>ServiceNow, Inc.</name>
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        <title>ServiceNow, Inc.</title>
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        <name>Take-Two Interactive Software, Inc.</name>
        <lei>BOMSTHHJK882EWYX3334</lei>
        <title>Take-Two Interactive Software, Inc.</title>
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        <name>DexCom, Inc.</name>
        <lei>549300YSK3QDSFR5EU59</lei>
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        <name>FleetCor Technologies, Inc.</name>
        <lei>549300DG6RR0NQSFLN74</lei>
        <title>FleetCor Technologies, Inc.</title>
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        <name>IDEXX Laboratories, Inc.</name>
        <lei>OGMTXK0LUU1HKV2P0J84</lei>
        <title>IDEXX Laboratories, Inc.</title>
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        <invCountry>US</invCountry>
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        <fairValLevel>1</fairValLevel>
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        <name>Masimo Corp.</name>
        <lei>549300Q4A8JK0PIYCU29</lei>
        <title>Masimo Corp.</title>
        <cusip>574795100</cusip>
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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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        <name>Arthur J Gallagher &amp; Co.</name>
        <lei>54930049QLLMPART6V29</lei>
        <title>Arthur J Gallagher &amp; Co.</title>
        <cusip>363576109</cusip>
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        <fairValLevel>1</fairValLevel>
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      <invstOrSec>
        <name>Littelfuse, Inc.</name>
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        <payoffProfile>Long</payoffProfile>
        <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>Nice Ltd.</name>
        <lei>254900YTY4EF5Z4W0A51</lei>
        <title>Nice Ltd.</title>
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          <isin value="US6536561086"/>
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        <invCountry>IL</invCountry>
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        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      </invstOrSec>
      <invstOrSec>
        <name>Lennox International, Inc.</name>
        <lei>S7DWAC87RDMPBF77GJ92</lei>
        <title>Lennox International, Inc.</title>
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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>Nasdaq, Inc.</name>
        <lei>549300L8X1Q78ERXFD06</lei>
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          <isin value="US6311031081"/>
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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>Clarivate Analytics plc</name>
        <lei>549300WDHIIODXFO0R55</lei>
        <title>Clarivate Analytics plc</title>
        <cusip>N/A</cusip>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>JE</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>ICON plc</name>
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        <assetCat>EC</assetCat>
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        <invCountry>IE</invCountry>
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        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>Align Technology, Inc.</name>
        <lei>549300N5YSE0U3LCP840</lei>
        <title>Align Technology, Inc.</title>
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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>Tyler Technologies, Inc.</name>
        <lei>N/A</lei>
        <title>Tyler Technologies, Inc.</title>
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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>Tractor Supply Co.</name>
        <lei>549300OJ9VZHZRO6I137</lei>
        <title>Tractor Supply Co.</title>
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          <isin value="US8923561067"/>
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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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        <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>Amphenol Corp.</name>
        <lei>549300D3L3G0R4U4VT04</lei>
        <title>Amphenol Corp., Class A</title>
        <cusip>032095101</cusip>
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        <assetCat>EC</assetCat>
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        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>Black Knight, Inc.</name>
        <lei>549300TUSNXS3BFFML48</lei>
        <title>Black Knight, Inc.</title>
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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>Guardant Health, Inc.</name>
        <lei>N/A</lei>
        <title>Guardant Health, Inc.</title>
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        <fairValLevel>1</fairValLevel>
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      <invstOrSec>
        <name>TransDigm Group, Inc.</name>
        <lei>N/A</lei>
        <title>TransDigm Group, Inc.</title>
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        <fairValLevel>1</fairValLevel>
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      <invstOrSec>
        <name>Dunkin' Brands Group, Inc.</name>
        <lei>549300311IRV47UCTO62</lei>
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        <fairValLevel>1</fairValLevel>
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        <name>Peloton Interactive, Inc.</name>
        <lei>5493002YS021166W0339</lei>
        <title>Peloton Interactive, Inc., Class A</title>
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        <fairValLevel>1</fairValLevel>
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        <name>JPMORGAN US GOVERNMENT MONEY MKT FD</name>
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        <name>Diamondback Energy, Inc.</name>
        <lei>549300R22LSX6OHWEN64</lei>
        <title>Diamondback Energy, Inc.</title>
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      <invstOrSec>
        <name>Extra Space Storage, Inc.</name>
        <lei>N/A</lei>
        <title>Extra Space Storage, Inc.</title>
        <cusip>30225T102</cusip>
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        <name>Flutter Entertainment plc</name>
        <lei>635400EG4YIJLJMZJ782</lei>
        <title>Flutter Entertainment plc</title>
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        <name>Constellation Software, Inc.</name>
        <lei>549300B6PYHMCTDWQV29</lei>
        <title>Constellation Software, Inc.</title>
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        <invCountry>CA</invCountry>
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        <name>AMETEK, Inc.</name>
        <lei>549300WZDEF9KKE40E98</lei>
        <title>AMETEK, Inc.</title>
        <cusip>031100100</cusip>
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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>TransUnion</name>
        <lei>549300ZS772LUNUMRB03</lei>
        <title>TransUnion</title>
        <cusip>89400J107</cusip>
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        <balance>1501116.00000000</balance>
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        <curCd>USD</curCd>
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        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>Dollar Tree, Inc.</name>
        <lei>549300PMSTQITB1WHR43</lei>
        <title>Dollar Tree, Inc.</title>
        <cusip>256746108</cusip>
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        <curCd>USD</curCd>
        <valUSD>74385424.06000000</valUSD>
        <pctVal>0.966309979994</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>Chewy, Inc.</name>
        <lei>N/A</lei>
        <title>Chewy, Inc., Class A</title>
        <cusip>16679L109</cusip>
        <identifiers>
          <isin value="US16679L1098"/>
        </identifiers>
        <balance>940231.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>23280119.56000000</valUSD>
        <pctVal>0.302422311233</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>1803908.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>271524232.16000000</valUSD>
        <pctVal>3.527257909223</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>L3Harris Technologies, Inc.</name>
        <lei>549300UTE50ZMDBG8A20</lei>
        <title>L3Harris Technologies, Inc.</title>
        <cusip>502431109</cusip>
        <identifiers>
          <isin value="US5024311095"/>
        </identifiers>
        <balance>532571.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>107094702.39000000</valUSD>
        <pctVal>1.391222555114</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>Autodesk, Inc.</name>
        <lei>FRKKVKAIQEF3FCSTPG55</lei>
        <title>Autodesk, Inc.</title>
        <cusip>052769106</cusip>
        <identifiers>
          <isin value="US0527691069"/>
        </identifiers>
        <balance>745252.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>134816086.80000000</valUSD>
        <pctVal>1.751339483305</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>QIAGEN NV</name>
        <lei>54930036WK3GMCN17Z57</lei>
        <title>QIAGEN NV</title>
        <cusip>N/A</cusip>
        <identifiers>
          <isin value="NL0012169213"/>
        </identifiers>
        <balance>1476320.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>63186496.00000000</valUSD>
        <pctVal>0.820829382332</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>NL</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>BJ's Wholesale Club Holdings, Inc.</name>
        <lei>549300UCIWH1C93V0J03</lei>
        <title>BJ's Wholesale Club Holdings, Inc.</title>
        <cusip>05550J101</cusip>
        <identifiers>
          <isin value="US05550J1016"/>
        </identifiers>
        <balance>646518.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>15322476.60000000</valUSD>
        <pctVal>0.199047894717</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>Burlington Stores, Inc.</name>
        <lei>5299003Z37DVGKKC1W09</lei>
        <title>Burlington Stores, Inc.</title>
        <cusip>122017106</cusip>
        <identifiers>
          <isin value="US1220171060"/>
        </identifiers>
        <balance>130659.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>29398275.00000000</valUSD>
        <pctVal>0.381900713562</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>Scotts Miracle-Gro Co. (The)</name>
        <lei>2TH9E0JTOUXOEGI2R879</lei>
        <title>Scotts Miracle-Gro Co. (The)</title>
        <cusip>810186106</cusip>
        <identifiers>
          <isin value="US8101861065"/>
        </identifiers>
        <balance>293826.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>29699932.08000000</valUSD>
        <pctVal>0.385819414713</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>IDEX Corp.</name>
        <lei>549300U5Y5EL6PHYLF13</lei>
        <title>IDEX Corp.</title>
        <cusip>45167R104</cusip>
        <identifiers>
          <isin value="US45167R1041"/>
        </identifiers>
        <balance>316157.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>51451390.18000000</valUSD>
        <pctVal>0.668383523302</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>Adaptive Biotechnologies Corp.</name>
        <lei>549300ZTF7OT1FW66Q96</lei>
        <title>Adaptive Biotechnologies Corp.</title>
        <cusip>00650F109</cusip>
        <identifiers>
          <isin value="US00650F1093"/>
        </identifiers>
        <balance>164738.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>4479226.22000000</valUSD>
        <pctVal>0.058187757262</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>Roper Technologies, Inc.</name>
        <lei>54930003T4SXCIWVXY35</lei>
        <title>Roper Technologies, Inc.</title>
        <cusip>776696106</cusip>
        <identifiers>
          <isin value="US7766961061"/>
        </identifiers>
        <balance>402602.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>145085682.74000000</valUSD>
        <pctVal>1.884747515493</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>Domino's Pizza, Inc.</name>
        <lei>5299004V0Y8MI5D9FF45</lei>
        <title>Domino's Pizza, Inc.</title>
        <cusip>25754A201</cusip>
        <identifiers>
          <isin value="US25754A2015"/>
        </identifiers>
        <balance>110625.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>32556937.50000000</valUSD>
        <pctVal>0.422933579015</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>Wix.com Ltd.</name>
        <lei>5493008P6N29Q1AG9464</lei>
        <title>Wix.com Ltd.</title>
        <cusip>N/A</cusip>
        <identifiers>
          <isin value="IL0011301780"/>
        </identifiers>
        <balance>268849.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>32501155.61000000</valUSD>
        <pctVal>0.422208939777</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>Electronic Arts, Inc.</name>
        <lei>549300O7A67PUEYKDL45</lei>
        <title>Electronic Arts, Inc.</title>
        <cusip>285512109</cusip>
        <identifiers>
          <isin value="US2855121099"/>
        </identifiers>
        <balance>403329.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>40740262.29000000</valUSD>
        <pctVal>0.529239733938</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>IAC/InterActiveCorp</name>
        <lei>15OMOPB0A8K0EFUVD031</lei>
        <title>IAC/InterActiveCorp</title>
        <cusip>44919P508</cusip>
        <identifiers>
          <isin value="US44919P5089"/>
        </identifiers>
        <balance>362012.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>80620072.40000000</valUSD>
        <pctVal>1.047301692938</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>IAA, Inc.</name>
        <lei>549300PZCOPC5178W747</lei>
        <title>IAA, Inc.</title>
        <cusip>449253103</cusip>
        <identifiers>
          <isin value="US4492531037"/>
        </identifiers>
        <balance>774913.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>35126806.29000000</valUSD>
        <pctVal>0.456317671268</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>Pinterest, Inc.</name>
        <lei>N/A</lei>
        <title>Pinterest, Inc., Class A</title>
        <cusip>72352L106</cusip>
        <identifiers>
          <isin value="US72352L1061"/>
        </identifiers>
        <balance>520904.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>10147209.92000000</valUSD>
        <pctVal>0.131818166511</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>Verisk Analytics, Inc.</name>
        <lei>549300I1YSWNIRKBWP67</lei>
        <title>Verisk Analytics, Inc.</title>
        <cusip>92345Y106</cusip>
        <identifiers>
          <isin value="US92345Y1064"/>
        </identifiers>
        <balance>1072654.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>158195011.92000000</valUSD>
        <pctVal>2.055045336306</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>Ross Stores, Inc.</name>
        <lei>549300ENZFLPGRDFZQ60</lei>
        <title>Ross Stores, Inc.</title>
        <cusip>778296103</cusip>
        <identifiers>
          <isin value="US7782961038"/>
        </identifiers>
        <balance>504913.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>58645644.95000000</valUSD>
        <pctVal>0.761841082638</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="All applicable monthly total returns are reported excluding any sales loads or redemption fees for Item B.5." noteItem="B.5.a"/>
    </explntrNotes>
    <signature>
      <ncom:dateSigned>2019-12-30</ncom:dateSigned>
      <ncom:nameOfApplicant>MFS Series Trust IV</ncom:nameOfApplicant>
      <ncom:signature>Kasey Phillips</ncom:signature>
      <ncom:signerName>Kasey Phillips</ncom:signerName>
      <ncom:title>Assistant Treasurer</ncom:title>
    </signature>
  </formData>
  <documents>XXXX</documents>
</edgarSubmission>
