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        <liveTestFlag>LIVE</liveTestFlag>
  
  
  
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        <issuerName>Merus N.V.</issuerName>
        <secFileNumber>001-37773</secFileNumber>
        <issuerAddress>
          <com:street1>YALELAAN 62</com:street1>
          <com:city>3584 CM UTRECHT</com:city>
          <com:stateOrCountry>P7</com:stateOrCountry>
          <com:zipCode>3584 CM</com:zipCode>
        </issuerAddress>
        <issuerContactPhone>31 030 253 8800</issuerContactPhone>
        <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Silverman Peter B.</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
        <relationshipsToIssuer>
          <relationshipToIssuer>Officer</relationshipToIssuer>
        </relationshipsToIssuer>
      </issuerInfo>
      <securitiesInformation>
        <securitiesClassTitle>COMON</securitiesClassTitle>
        <brokerOrMarketmakerDetails>
          <name>RBC CAPITAL MARKETS LLC</name>
          <address>
            <com:street1>250 NICOLLET MALL, SUITE 1700</com:street1>
            <com:city>MINNEAPOLIS</com:city>
            <com:stateOrCountry>MN</com:stateOrCountry>
            <com:zipCode>55401</com:zipCode>
          </address>
        </brokerOrMarketmakerDetails>
        <noOfUnitsSold>25000</noOfUnitsSold>
        <aggregateMarketValue>1500087.00</aggregateMarketValue>
        <noOfUnitsOutstanding>69213576</noOfUnitsOutstanding>
        <approxSaleDate>07/17/2025</approxSaleDate>
        <securitiesExchangeName>NASDAQ</securitiesExchangeName>
      </securitiesInformation>
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        <securitiesClassTitle>COMMON</securitiesClassTitle>
        <acquiredDate>07/17/2025</acquiredDate>
        <natureOfAcquisitionTransaction>STOCK OPTION EXERCISE</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>ISSUER</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>25000</amountOfSecuritiesAcquired>
        <paymentDate>07/17/2025</paymentDate>
        <natureOfPayment>CHECK</natureOfPayment>
      </securitiesToBeSold>
      <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
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          <name>PETER SILVERMAN C/O RBC CAPITAL MARKETS LLC</name>
          <address>
            <com:street1>250 NICOLLET MALL, SUITE 1700</com:street1>
            <com:city>MINNEAPOLIS</com:city>
            <com:stateOrCountry>MN</com:stateOrCountry>
            <com:zipCode>55401</com:zipCode>
          </address>
        </sellerDetails>
        <securitiesClassTitle>MERUS N.V.</securitiesClassTitle>
        <saleDate>07/10/2025</saleDate>
        <amountOfSecuritiesSold>16805</amountOfSecuritiesSold>
        <grossProceeds>924313.00</grossProceeds>
      </securitiesSoldInPast3Months>
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        <sellerDetails>
          <name>PETER SILVERMAN C/O RBC CAPITAL MARKETS LLC</name>
          <address>
            <com:street1>250 NICOLLET MALL, SUITE 1700</com:street1>
            <com:city>MINNEAPOLIS</com:city>
            <com:stateOrCountry>MN</com:stateOrCountry>
            <com:zipCode>55401</com:zipCode>
          </address>
        </sellerDetails>
        <securitiesClassTitle>MERUS N.V.</securitiesClassTitle>
        <saleDate>07/09/2025</saleDate>
        <amountOfSecuritiesSold>6695</amountOfSecuritiesSold>
        <grossProceeds>368240.00</grossProceeds>
      </securitiesSoldInPast3Months>
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        <sellerDetails>
          <name>PETER SILVERMAN C/O RBC CAPITAL MARKETS LLC</name>
          <address>
            <com:street1>250 NICOLLET MALL, SUITE 1700</com:street1>
            <com:city>MINNEAPOLIS</com:city>
            <com:stateOrCountry>MN</com:stateOrCountry>
            <com:zipCode>55401</com:zipCode>
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        <securitiesClassTitle>MERUS N.V.</securitiesClassTitle>
        <saleDate>06/20/2025</saleDate>
        <amountOfSecuritiesSold>34000</amountOfSecuritiesSold>
        <grossProceeds>1793741.00</grossProceeds>
      </securitiesSoldInPast3Months>
      <remarks>SOLD PURSUANT TO A RULE 10B5-1 PLAN ESTABLISHED 03-20-25</remarks>
      <noticeSignature>
        <noticeDate>07/17/2025</noticeDate>
        <planAdoptionDates>
          <planAdoptionDate>03/20/2025</planAdoptionDate>
        </planAdoptionDates>
        <signature>POA / JEFFREY EISCHENS</signature>
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text: 144
  0001790314
  XXXXXXXX
  LIVE
  0001651311
  Merus N.V.
  001-37773
  YALELAAN 62
  3584 CM UTRECHT
  P7
  3584 CM
  31 030 253 8800
  Silverman Peter B.
  Officer
  COMON
  RBC CAPITAL MARKETS LLC
  250 NICOLLET MALL, SUITE 1700
  MINNEAPOLIS
  MN
  55401
  25000
  1500087.00
  69213576
  07/17/2025
  NASDAQ
  COMMON
  07/17/2025
  STOCK OPTION EXERCISE
  ISSUER
  N
  25000
  07/17/2025
  CHECK
  N
  PETER SILVERMAN C/O RBC CAPITAL MARKETS LLC
  250 NICOLLET MALL, SUITE 1700
  MINNEAPOLIS
  MN
  55401
  MERUS N.V.
  07/10/2025
  16805
  924313.00
  PETER SILVERMAN C/O RBC CAPITAL MARKETS LLC
  250 NICOLLET MALL, SUITE 1700
  MINNEAPOLIS
  MN
  55401
  MERUS N.V.
  07/09/2025
  6695
  368240.00
  PETER SILVERMAN C/O RBC CAPITAL MARKETS LLC
  250 NICOLLET MALL, SUITE 1700
  MINNEAPOLIS
  MN
  55401
  MERUS N.V.
  06/20/2025
  34000
  1793741.00
  SOLD PURSUANT TO A RULE 10B5-1 PLAN ESTABLISHED 03-20-25
  07/17/2025
  03/20/2025
  POA / JEFFREY EISCHENS