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      <filer>
        <filerCredentials>
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          <ccc>XXXXXXXX</ccc>
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      <liveTestFlag>LIVE</liveTestFlag>



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      <issuerCik>0001133421</issuerCik>
      <issuerName>NORTHROP GRUMMAN CORP /DE/</issuerName>
      <secFileNumber>001-16411</secFileNumber>
      <issuerAddress>
        <com:street1>2980 FAIRVIEW PARK DRIVE</com:street1>
        <com:street2>C/O NORTHROP GRUMMAN CORP</com:street2>
        <com:city>FALLS CHURCH</com:city>
        <com:stateOrCountry>VA</com:stateOrCountry>
        <com:zipCode>22042</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>703-280-2900</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Caylor Mark A</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Officer</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>Fidelity Brokerage Services LLC</name>
        <address>
          <com:street1>900 Salem Street</com:street1>
          <com:city>Smithfield</com:city>
          <com:stateOrCountry>RI</com:stateOrCountry>
          <com:zipCode>02917</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>1670</noOfUnitsSold>
      <aggregateMarketValue>731242.90</aggregateMarketValue>
      <noOfUnitsOutstanding>151299696</noOfUnitsOutstanding>
      <approxSaleDate>08/07/2023</approxSaleDate>
      <securitiesExchangeName>NYSE</securitiesExchangeName>
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    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>02/12/2020</acquiredDate>
      <natureOfAcquisitionTransaction>Performance Shares</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>877</amountOfSecuritiesAcquired>
      <paymentDate>02/12/2020</paymentDate>
      <natureOfPayment>Compensation</natureOfPayment>
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    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>02/17/2020</acquiredDate>
      <natureOfAcquisitionTransaction>Restricted Stock Vesting</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>793</amountOfSecuritiesAcquired>
      <paymentDate>02/17/2020</paymentDate>
      <natureOfPayment>Compensation</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <noticeSignature>
      <noticeDate>08/07/2023</noticeDate>
      <planAdoptionDates>
        <planAdoptionDate>03/06/2023</planAdoptionDate>
      </planAdoptionDates>
      <signature>/s/ Gary Redman, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Mark A. Caylor</signature>
    </noticeSignature>
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144
0001559097
XXXXXXXX
LIVE
0001133421
NORTHROP GRUMMAN CORP /DE/
001-16411
2980 FAIRVIEW PARK DRIVE
C/O NORTHROP GRUMMAN CORP
FALLS CHURCH
VA
22042
703-280-2900
Caylor Mark A
Officer
Common
Fidelity Brokerage Services LLC
900 Salem Street
Smithfield
RI
02917
1670
731242.90
151299696
08/07/2023
NYSE
Common
02/12/2020
Performance Shares
Issuer
N
877
02/12/2020
Compensation
Common
02/17/2020
Restricted Stock Vesting
Issuer
N
793
02/17/2020
Compensation
Y
08/07/2023
03/06/2023
/s/ Gary Redman, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Mark A. Caylor