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      <invstOrSec>
        <name>Atlantica Yield plc</name>
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      <invstOrSec>
        <name>Ormat Technologies Inc</name>
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      <invstOrSec>
        <name>Albemarle Corp</name>
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        <name>Tesla Inc</name>
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        <name>SunPower Corp</name>
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        <name>American Superconductor Corp</name>
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        <name>TPI Composites Inc</name>
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        <name>Itron Inc</name>
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        <name>TerraForm Power Inc</name>
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        <name>ON Semiconductor Corp</name>
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        <name>Vivint Solar Inc</name>
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        <name>AVX Corp</name>
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        <name>GOLDMAN SACHS TR FINL SQ TSY IN</name>
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        <name>Hannon Armstrong Sustainable I</name>
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        <name>Brookfield Renewable Partners</name>
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        <name>Enphase Energy Inc</name>
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        <name>Ballard Power Systems Inc</name>
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        <title>Ballard Power Systems Inc</title>
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        <name>JinkoSolar Holding Co Ltd</name>
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        <name>Acuity Brands Inc</name>
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        <title>Acuity Brands Inc</title>
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        <curCd>USD</curCd>
        <valUSD>5605698.00000000</valUSD>
        <pctVal>3.880322843169</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>First Solar Inc</name>
        <lei>549300NPYMLM4NHTOF27</lei>
        <title>First Solar Inc</title>
        <cusip>336433107</cusip>
        <identifiers>
          <isin value="US3364331070"/>
          <ticker value="FSLR"/>
        </identifiers>
        <balance>96170.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>5381673.20000000</valUSD>
        <pctVal>3.725250531233</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>Power Integrations Inc</name>
        <lei>54930085LGXSCIHD5W31</lei>
        <title>Power Integrations Inc</title>
        <cusip>739276103</cusip>
        <identifiers>
          <isin value="US7392761034"/>
          <ticker value="POWI"/>
        </identifiers>
        <balance>31807.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>3146030.37000000</valUSD>
        <pctVal>2.177715158757</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>EnerSys</name>
        <lei>7ZS3DE5PN30BYUJFWP05</lei>
        <title>EnerSys</title>
        <cusip>29275Y102</cusip>
        <identifiers>
          <isin value="US29275Y1029"/>
          <ticker value="ENS"/>
        </identifiers>
        <balance>45714.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>3420778.62000000</valUSD>
        <pctVal>2.367898773821</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>Hexcel Corp</name>
        <lei>S6Q7LW43WUBUHXY2QP69</lei>
        <title>Hexcel Corp</title>
        <cusip>428291108</cusip>
        <identifiers>
          <isin value="US4282911084"/>
          <ticker value="HXL"/>
        </identifiers>
        <balance>66714.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>4890803.34000000</valUSD>
        <pctVal>3.385465275091</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>NextEra Energy Partners LP</name>
        <lei>5493008F4ZOQFNG3WN54</lei>
        <title>NextEra Energy Partners LP</title>
        <cusip>65341B106</cusip>
        <identifiers>
          <isin value="US65341B1061"/>
          <ticker value="NEP"/>
        </identifiers>
        <balance>65755.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>3462000.75000000</valUSD>
        <pctVal>2.396433163772</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>Bloom Energy Corp</name>
        <lei>549300XB5J9BFW5JXV97</lei>
        <title>Bloom Energy Corp</title>
        <cusip>093712107</cusip>
        <identifiers>
          <isin value="US0937121079"/>
          <ticker value="BE"/>
        </identifiers>
        <balance>81723.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>610470.81000000</valUSD>
        <pctVal>0.422574285866</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>NIO Inc</name>
        <lei>549300JBU4TV5OCKJV96</lei>
        <title>NIO Inc</title>
        <cusip>62914V106</cusip>
        <identifiers>
          <isin value="US62914V1061"/>
          <ticker value="NIO"/>
        </identifiers>
        <balance>823664.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>3311129.28000000</valUSD>
        <pctVal>2.291998352724</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>CN</invCountry>
        <isRestrictedSec>N</isRestrictedSec>
        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <loanByFundCondition isLoanByFund="Y" loanVal="2943500.28"/>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Renewable Energy Group Inc</name>
        <lei>549300HPU3BD8ZI0X358</lei>
        <title>Renewable Energy Group Inc</title>
        <cusip>75972A301</cusip>
        <identifiers>
          <isin value="US75972A3014"/>
          <ticker value="REGI"/>
        </identifiers>
        <balance>42123.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>1135214.85000000</valUSD>
        <pctVal>0.785807604041</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>Canadian Solar Inc</name>
        <lei>5493001XSC6TKMBVOM15</lei>
        <title>Canadian Solar Inc</title>
        <cusip>136635109</cusip>
        <identifiers>
          <isin value="CA1366351098"/>
          <ticker value="CSIQ"/>
        </identifiers>
        <balance>64256.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>1420057.60000000</valUSD>
        <pctVal>0.982978737687</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>CA</invCountry>
        <isRestrictedSec>N</isRestrictedSec>
        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Daqo New Energy Corp</name>
        <lei>529900711JBZ5O7VA827</lei>
        <title>Daqo New Energy Corp</title>
        <cusip>23703Q203</cusip>
        <identifiers>
          <isin value="US23703Q2030"/>
          <ticker value="DQ"/>
        </identifiers>
        <balance>10890.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>557568.00000000</valUSD>
        <pctVal>0.385954406930</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>CN</invCountry>
        <isRestrictedSec>N</isRestrictedSec>
        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Livent Corp</name>
        <lei>254900OOLQ2VNMZTJL47</lei>
        <title>Livent Corp</title>
        <cusip>53814L108</cusip>
        <identifiers>
          <isin value="US53814L1089"/>
          <ticker value="LTHM"/>
        </identifiers>
        <balance>157815.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>1349318.25000000</valUSD>
        <pctVal>0.934012219027</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>Ameresco Inc</name>
        <lei>529900NZXZGBCBXYY327</lei>
        <title>Ameresco Inc</title>
        <cusip>02361E108</cusip>
        <identifiers>
          <isin value="US02361E1082"/>
          <ticker value="AMRC"/>
        </identifiers>
        <balance>31387.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>549272.50000000</valUSD>
        <pctVal>0.380212174982</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>Sunrun Inc</name>
        <lei>54930007SJ77CI66U531</lei>
        <title>Sunrun Inc</title>
        <cusip>86771W105</cusip>
        <identifiers>
          <isin value="US86771W1053"/>
          <ticker value="RUN"/>
        </identifiers>
        <balance>127628.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>1762542.68000000</valUSD>
        <pctVal>1.220050495632</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</title>
        <cusip>007973100</cusip>
        <identifiers>
          <isin value="US0079731008"/>
          <ticker value="AEIS"/>
        </identifiers>
        <balance>41439.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>2950456.80000000</valUSD>
        <pctVal>2.042337086090</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>Universal Display Corp</name>
        <lei>N/A</lei>
        <title>Universal Display Corp</title>
        <cusip>91347P105</cusip>
        <identifiers>
          <isin value="US91347P1057"/>
          <ticker value="OLED"/>
        </identifiers>
        <balance>49121.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>10122364.47000000</valUSD>
        <pctVal>7.006806659907</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>Clearway Energy Inc</name>
        <lei>549300LHAZ9HA9G3XC48</lei>
        <title>Clearway Energy Inc</title>
        <cusip>18539C204</cusip>
        <identifiers>
          <isin value="US18539C2044"/>
          <ticker value="CWEN"/>
        </identifiers>
        <balance>79282.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>1581675.90000000</valUSD>
        <pctVal>1.094852616973</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>2020-02-24</ncom:dateSigned>
      <ncom:nameOfApplicant>First Trust Exchange-Traded Fund</ncom:nameOfApplicant>
      <ncom:signature>Donald P. Swade</ncom:signature>
      <ncom:signerName>Donald P. Swade</ncom:signerName>
      <ncom:title>Treasurer, Chief Financial Officer and Chief Accounting Officer</ncom:title>
    </signature>
  </formData>
</edgarSubmission>
