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        <filerInfo>
            <filer>
                <filerCredentials>
                    <cik>0001660112</cik>
                    <ccc>XXXXXXXX</ccc>
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            <liveTestFlag>LIVE</liveTestFlag>



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        <issuerInfo>
            <issuerCik>0001069258</issuerCik>
            <issuerName>KRATOS DEFENSE &amp; SECURITY SOLUTIONS, INC.</issuerName>
            <secFileNumber>001-34460</secFileNumber>
            <issuerAddress>
                <ns2:street1>1 Chisholm Trail</ns2:street1>
                <ns2:street2>Suite 300</ns2:street2>
                <ns2:city>Round Rock</ns2:city>
                <ns2:stateOrCountry>TX</ns2:stateOrCountry>
                <ns2:zipCode>78681</ns2:zipCode>
            </issuerAddress>
            <issuerContactPhone>(512) 238-9840</issuerContactPhone>
            <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>MARIE C MENDOZA</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
            <relationshipsToIssuer>
                <relationshipToIssuer>Officer</relationshipToIssuer>
            </relationshipsToIssuer>
        </issuerInfo>
        <securitiesInformation>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <brokerOrMarketmakerDetails>
                <name>Morgan Stanley Smith Barney LLC Executive Financial Services</name>
                <address>
                    <ns2:street1>1 New York Plaza</ns2:street1>
                    <ns2:street2>8th Floor</ns2:street2>
                    <ns2:city>New York</ns2:city>
                    <ns2:stateOrCountry>NY</ns2:stateOrCountry>
                    <ns2:zipCode>10004</ns2:zipCode>
                </address>
            </brokerOrMarketmakerDetails>
            <noOfUnitsSold>1500</noOfUnitsSold>
            <aggregateMarketValue>49950.00</aggregateMarketValue>
            <noOfUnitsOutstanding>151073886</noOfUnitsOutstanding>
            <approxSaleDate>01/15/2025</approxSaleDate>
            <securitiesExchangeName>NASDAQ</securitiesExchangeName>
        </securitiesInformation>
        <securitiesToBeSold>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <acquiredDate>01/04/2024</acquiredDate>
            <natureOfAcquisitionTransaction>Restricted Stock</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>ISSUER</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>1500</amountOfSecuritiesAcquired>
            <paymentDate>01/04/2024</paymentDate>
            <natureOfPayment>Not Applicable</natureOfPayment>
        </securitiesToBeSold>
        <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>MARIE C MENDOZA</name>
                <address>
                    <ns2:street1>1 Chisholm Trail</ns2:street1>
                    <ns2:street2>Suite 300</ns2:street2>
                    <ns2:city>Round Rock</ns2:city>
                    <ns2:stateOrCountry>TX</ns2:stateOrCountry>
                    <ns2:zipCode>78681</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>12/16/2024</saleDate>
            <amountOfSecuritiesSold>1500</amountOfSecuritiesSold>
            <grossProceeds>41941.65</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>MARIE C MENDOZA</name>
                <address>
                    <ns2:street1>1 Chisholm Trail</ns2:street1>
                    <ns2:street2>Suite 300</ns2:street2>
                    <ns2:city>Round Rock</ns2:city>
                    <ns2:stateOrCountry>TX</ns2:stateOrCountry>
                    <ns2:zipCode>78681</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>11/15/2024</saleDate>
            <amountOfSecuritiesSold>884</amountOfSecuritiesSold>
            <grossProceeds>22568.52</grossProceeds>
        </securitiesSoldInPast3Months>
        <noticeSignature>
            <noticeDate>01/15/2025</noticeDate>
            <planAdoptionDates>
                <planAdoptionDate>12/04/2023</planAdoptionDate>
            </planAdoptionDates>
            <signature>/s/ Marie C Mendoza</signature>
        </noticeSignature>
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144
0001660112
XXXXXXXX
LIVE
0001069258
KRATOS DEFENSE & SECURITY SOLUTIONS, INC.
001-34460
1 Chisholm Trail
Suite 300
Round Rock
TX
78681
(512) 238-9840
MARIE C MENDOZA
Officer
Common
Morgan Stanley Smith Barney LLC Executive Financial Services
1 New York Plaza
8th Floor
New York
NY
10004
1500
49950.00
151073886
01/15/2025
NASDAQ
Common
01/04/2024
Restricted Stock
ISSUER
N
1500
01/04/2024
Not Applicable
N
MARIE C MENDOZA
1 Chisholm Trail
Suite 300
Round Rock
TX
78681
Common
12/16/2024
1500
41941.65
MARIE C MENDOZA
1 Chisholm Trail
Suite 300
Round Rock
TX
78681
Common
11/15/2024
884
22568.52
01/15/2025
12/04/2023
/s/ Marie C Mendoza