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        <name>ITRON INC</name>
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        <name>FLUENCE ENERGY INC</name>
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        <isRestrictedSec>N</isRestrictedSec>
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        <isRestrictedSec>N</isRestrictedSec>
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        <name>POLESTAR AUTOMOTIVE HOLDING UK PLC</name>
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        <isRestrictedSec>N</isRestrictedSec>
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        <name>BROOKFIELD RENEWABLE PARTNERS LP</name>
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        <isRestrictedSec>N</isRestrictedSec>
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        <name>GEVO INC</name>
        <lei>549300IV6EW4O1OJD686</lei>
        <title>GEVO INC COM PAR</title>
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        <name>BLOOM ENERGY CORP</name>
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        <title>BLOOM ENERGY CORP COM CL A</title>
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        <name>SOCIEDAD QUIMICA Y MINERA DE CHILE SA</name>
        <lei>TJ88LXZZW5PWIN93ZC81</lei>
        <title>SOCIEDAD QUIMICA Y MINERA DE CHILE SA SPON ADR SER B</title>
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        <name>ON SEMICONDUCTOR CORP</name>
        <lei>ZV20P4CNJVT8V1ZGJ064</lei>
        <title>ON SEMICONDUCTOR CORP COM</title>
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          <ticker value="ON"/>
        </identifiers>
        <balance>603116.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>57018586.64000000</valUSD>
        <pctVal>6.814903190040</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>XPLR INFRASTRUCTURE LP</name>
        <lei>5493008F4ZOQFNG3WN54</lei>
        <title>XPLR INFRASTRUCTURE LP COM UNIT PART IN</title>
        <cusip>65341B106</cusip>
        <identifiers>
          <isin value="US65341B1061"/>
          <ticker value="XIFR"/>
        </identifiers>
        <balance>233495.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>2757575.95000000</valUSD>
        <pctVal>0.329587494988</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>FUELCELL ENERGY INC</name>
        <lei>549300SRU8020X1X9J22</lei>
        <title>FUELCELL ENERGY INC COM NEW</title>
        <cusip>35952H700</cusip>
        <identifiers>
          <isin value="US35952H7008"/>
          <ticker value="FCEL"/>
        </identifiers>
        <balance>131215.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>4725052.15000000</valUSD>
        <pctVal>0.564741689818</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>ADVANCED ENERGY INDUSTRIES INC</name>
        <lei>549300756XI3QLFT2U27</lei>
        <title>ADVANCED ENERGY INDUSTRIES INC COM</title>
        <cusip>007973100</cusip>
        <identifiers>
          <isin value="US0079731008"/>
          <ticker value="AEIS"/>
        </identifiers>
        <balance>94194.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>35122116.78000000</valUSD>
        <pctVal>4.197821092904</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>MONTAUK RENEWABLES INC</name>
        <lei>N/A</lei>
        <title>MONTAUK RENEWABLES INC COM</title>
        <cusip>61218C103</cusip>
        <identifiers>
          <isin value="US61218C1036"/>
          <ticker value="MNTK"/>
        </identifiers>
        <balance>352551.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>549979.56000000</valUSD>
        <pctVal>0.065733959376</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>2026-08-21</ncom:dateSigned>
      <ncom:nameOfApplicant>First Trust Exchange-Traded Fund</ncom:nameOfApplicant>
      <ncom:signature>Derek Maltbie</ncom:signature>
      <ncom:signerName>Derek Maltbie</ncom:signerName>
      <ncom:title>Treasurer, Chief Financial Officer and Chief Accounting Officer</ncom:title>
    </signature>
  </formData>
</edgarSubmission>
