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  <!-- Generated by Workiva -->
  <headerData>
    <submissionType>144</submissionType>
    <filerInfo>
      <filer>
        <filerCredentials>
          <cik>0001124198</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>



    </filerInfo>
  </headerData>
  <formData>
    <issuerInfo>
      <issuerCik>0001822966</issuerCik>
      <issuerName>NuScale Power Corp</issuerName>
      <secFileNumber>001-39736</secFileNumber>
      <issuerAddress>
        <com:street1>1100 NE Circle Blvd., Suite 200</com:street1>
        <com:city>Corvallis</com:city>
        <com:stateOrCountry>OR</com:stateOrCountry>
        <com:zipCode>97330</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>971-371-1592</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Fluor Corp</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Director</relationshipToIssuer>
        <relationshipToIssuer>10% Stockholder</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>Class A Common Stock</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>Goldman, Sachs &amp; Co. LLC</name>
        <address>
          <com:street1>200 West St.</com:street1>
          <com:city>New York</com:city>
          <com:stateOrCountry>NY</com:stateOrCountry>
          <com:zipCode>10282</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>110936472</noOfUnitsSold>
      <aggregateMarketValue>3600997881</aggregateMarketValue>
      <noOfUnitsOutstanding>167659304</noOfUnitsOutstanding>
      <approxSaleDate>11/10/2025</approxSaleDate>
      <securitiesExchangeName>NYSE</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>Class A Common Stock</securitiesClassTitle>
      <acquiredDate>11/07/2025</acquiredDate>
      <natureOfAcquisitionTransaction>Pursuant to the exchange of Class B common units of NuScale Power, LLC</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>110936472</amountOfSecuritiesAcquired>
      <paymentDate>11/07/2025</paymentDate>
      <natureOfPayment>Exchange of Class B common units</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Fluor Corp</name>
        <address>
          <com:street1>6700 Las Colinas Boulevard</com:street1>
          <com:city>Irving</com:city>
          <com:stateOrCountry>TX</com:stateOrCountry>
          <com:zipCode>75039</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Class A Common Stock</securitiesClassTitle>
      <saleDate>09/16/2025</saleDate>
      <amountOfSecuritiesSold>771543</amountOfSecuritiesSold>
      <grossProceeds>28745763.32</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Fluor Corp</name>
        <address>
          <com:street1>6700 Las Colinas Boulevard</com:street1>
          <com:city>Irving</com:city>
          <com:stateOrCountry>TX</com:stateOrCountry>
          <com:zipCode>75039</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Class A Common Stock</securitiesClassTitle>
      <saleDate>09/17/2025</saleDate>
      <amountOfSecuritiesSold>577046</amountOfSecuritiesSold>
      <grossProceeds>20776541.23</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Fluor Corp</name>
        <address>
          <com:street1>6700 Las Colinas Boulevard</com:street1>
          <com:city>Irving</com:city>
          <com:stateOrCountry>TX</com:stateOrCountry>
          <com:zipCode>75039</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Class A Common Stock</securitiesClassTitle>
      <saleDate>09/18/2025</saleDate>
      <amountOfSecuritiesSold>1193504</amountOfSecuritiesSold>
      <grossProceeds>46488532.36</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Fluor Corp</name>
        <address>
          <com:street1>6700 Las Colinas Boulevard</com:street1>
          <com:city>Irving</com:city>
          <com:stateOrCountry>TX</com:stateOrCountry>
          <com:zipCode>75039</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Class A Common Stock</securitiesClassTitle>
      <saleDate>09/19/2025</saleDate>
      <amountOfSecuritiesSold>2372563</amountOfSecuritiesSold>
      <grossProceeds>104370469.91</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Fluor Corp</name>
        <address>
          <com:street1>6700 Las Colinas Boulevard</com:street1>
          <com:city>Irving</com:city>
          <com:stateOrCountry>TX</com:stateOrCountry>
          <com:zipCode>75039</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Class A Common Stock</securitiesClassTitle>
      <saleDate>09/22/2025</saleDate>
      <amountOfSecuritiesSold>1213069</amountOfSecuritiesSold>
      <grossProceeds>54397289.25</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Fluor Corp</name>
        <address>
          <com:street1>6700 Las Colinas Boulevard</com:street1>
          <com:city>Irving</com:city>
          <com:stateOrCountry>TX</com:stateOrCountry>
          <com:zipCode>75039</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Class A Common Stock</securitiesClassTitle>
      <saleDate>09/23/2025</saleDate>
      <amountOfSecuritiesSold>981688</amountOfSecuritiesSold>
      <grossProceeds>41909242.41</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Fluor Corp</name>
        <address>
          <com:street1>6700 Las Colinas Boulevard</com:street1>
          <com:city>Irving</com:city>
          <com:stateOrCountry>TX</com:stateOrCountry>
          <com:zipCode>75039</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Class A Common Stock</securitiesClassTitle>
      <saleDate>09/24/2025</saleDate>
      <amountOfSecuritiesSold>773921</amountOfSecuritiesSold>
      <grossProceeds>31337996.09</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Fluor Corp</name>
        <address>
          <com:street1>6700 Las Colinas Boulevard</com:street1>
          <com:city>Irving</com:city>
          <com:stateOrCountry>TX</com:stateOrCountry>
          <com:zipCode>75039</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Class A Common Stock</securitiesClassTitle>
      <saleDate>09/25/2025</saleDate>
      <amountOfSecuritiesSold>965049</amountOfSecuritiesSold>
      <grossProceeds>36356194.47</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Fluor Corp</name>
        <address>
          <com:street1>6700 Las Colinas Boulevard</com:street1>
          <com:city>Irving</com:city>
          <com:stateOrCountry>TX</com:stateOrCountry>
          <com:zipCode>75039</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Class A Common Stock</securitiesClassTitle>
      <saleDate>09/26/2025</saleDate>
      <amountOfSecuritiesSold>588720</amountOfSecuritiesSold>
      <grossProceeds>22354051.63</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Fluor Corp</name>
        <address>
          <com:street1>6700 Las Colinas Boulevard</com:street1>
          <com:city>Irving</com:city>
          <com:stateOrCountry>TX</com:stateOrCountry>
          <com:zipCode>75039</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Class A Common Stock</securitiesClassTitle>
      <saleDate>09/29/2025</saleDate>
      <amountOfSecuritiesSold>697210</amountOfSecuritiesSold>
      <grossProceeds>27156747.83</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Fluor Corp</name>
        <address>
          <com:street1>6700 Las Colinas Boulevard</com:street1>
          <com:city>Irving</com:city>
          <com:stateOrCountry>TX</com:stateOrCountry>
          <com:zipCode>75039</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Class A Common Stock</securitiesClassTitle>
      <saleDate>09/30/2025</saleDate>
      <amountOfSecuritiesSold>909055</amountOfSecuritiesSold>
      <grossProceeds>33376227.04</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Fluor Corp</name>
        <address>
          <com:street1>6700 Las Colinas Boulevard</com:street1>
          <com:city>Irving</com:city>
          <com:stateOrCountry>TX</com:stateOrCountry>
          <com:zipCode>75039</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Class A Common Stock</securitiesClassTitle>
      <saleDate>10/01/2025</saleDate>
      <amountOfSecuritiesSold>532354</amountOfSecuritiesSold>
      <grossProceeds>19441781.02</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Fluor Corp</name>
        <address>
          <com:street1>6700 Las Colinas Boulevard</com:street1>
          <com:city>Irving</com:city>
          <com:stateOrCountry>TX</com:stateOrCountry>
          <com:zipCode>75039</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Class A Common Stock</securitiesClassTitle>
      <saleDate>10/02/2025</saleDate>
      <amountOfSecuritiesSold>863912</amountOfSecuritiesSold>
      <grossProceeds>33193140.47</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Fluor Corp</name>
        <address>
          <com:street1>6700 Las Colinas Boulevard</com:street1>
          <com:city>Irving</com:city>
          <com:stateOrCountry>TX</com:stateOrCountry>
          <com:zipCode>75039</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Class A Common Stock</securitiesClassTitle>
      <saleDate>10/03/2025</saleDate>
      <amountOfSecuritiesSold>797572</amountOfSecuritiesSold>
      <grossProceeds>31878713.57</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Fluor Corp</name>
        <address>
          <com:street1>6700 Las Colinas Boulevard</com:street1>
          <com:city>Irving</com:city>
          <com:stateOrCountry>TX</com:stateOrCountry>
          <com:zipCode>75039</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Class A Common Stock</securitiesClassTitle>
      <saleDate>10/06/2025</saleDate>
      <amountOfSecuritiesSold>854033</amountOfSecuritiesSold>
      <grossProceeds>36216977.43</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Fluor Corp</name>
        <address>
          <com:street1>6700 Las Colinas Boulevard</com:street1>
          <com:city>Irving</com:city>
          <com:stateOrCountry>TX</com:stateOrCountry>
          <com:zipCode>75039</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Class A Common Stock</securitiesClassTitle>
      <saleDate>10/07/2025</saleDate>
      <amountOfSecuritiesSold>820861</amountOfSecuritiesSold>
      <grossProceeds>33387700.31</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Fluor Corp</name>
        <address>
          <com:street1>6700 Las Colinas Boulevard</com:street1>
          <com:city>Irving</com:city>
          <com:stateOrCountry>TX</com:stateOrCountry>
          <com:zipCode>75039</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Class A Common Stock</securitiesClassTitle>
      <saleDate>10/08/2025</saleDate>
      <amountOfSecuritiesSold>87900</amountOfSecuritiesSold>
      <grossProceeds>3479178.69</grossProceeds>
    </securitiesSoldInPast3Months>
    <remarks>In accordance with interpretive letters from the SEC to Goldman, Sachs &amp; Co. (12/20/99) and Bank of America, N.A., Merrill Lynch, Pierce, Fenner &amp; Smith Inc. (12/1/11), the shares being sold are expected to be subject to a post-paid forward sale contract ("Contract") with a financial institution. At maturity, the seller expects to deliver the number of shares described herein and receive a cash payment based on the VWAP of the Common Stock during a valuation period determined by the financial institution, subject to an agreed maturity window. The seller expects to pledge the shares subject to the Contract as collateral. Any hedging activity in connection with the Contract would be conducted by or through the broker named herein.</remarks>
    <noticeSignature>
      <noticeDate>11/07/2025</noticeDate>
      <signature>/s/ Kevin B. Hammonds, Executive Vice President, Chief Legal Officer and Corporate Secretary</signature>
    </noticeSignature>
  </formData>
</edgarSubmission>
