<SEC-DOCUMENT>0001959173-25-005491.txt : 20250825
<SEC-HEADER>0001959173-25-005491.hdr.sgml : 20250825
<ACCEPTANCE-DATETIME>20250825121559
ACCESSION NUMBER:		0001959173-25-005491
CONFORMED SUBMISSION TYPE:	144
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20250825
DATE AS OF CHANGE:		20250825

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			KRATOS DEFENSE & SECURITY SOLUTIONS, INC.
		CENTRAL INDEX KEY:			0001069258
		STANDARD INDUSTRIAL CLASSIFICATION:	GUIDED MISSILES & SPACE VEHICLES & PARTS [3760]
		ORGANIZATION NAME:           	04 Manufacturing
		EIN:				133818604
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1228

	FILING VALUES:
		FORM TYPE:		144
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	001-34460
		FILM NUMBER:		251249492

	BUSINESS ADDRESS:	
		STREET 1:		10680 TREENA STREET
		STREET 2:		SUITE 600
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92131
		BUSINESS PHONE:		858-812-7300

	MAIL ADDRESS:	
		STREET 1:		10680 TREENA STREET
		STREET 2:		SUITE 600
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92131

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	WIRELESS FACILITIES INC
		DATE OF NAME CHANGE:	19990817

REPORTING-OWNER:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Fendley Steven S.
		CENTRAL INDEX KEY:			0001695434
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		144

	MAIL ADDRESS:	
		STREET 1:		10680 TREENA STREET, SUITE 600
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92131
</SEC-HEADER>
<DOCUMENT>
<TYPE>144
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:com="http://www.sec.gov/edgar/common">
  <headerData>
    <submissionType>144</submissionType>
    <filerInfo>
      <filer>
        <filerCredentials>
          <cik>0001695434</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>



    </filerInfo>
  </headerData>
  <formData>
    <issuerInfo>
      <issuerCik>0001069258</issuerCik>
      <issuerName>KRATOS DEFENSE &amp; SECURITY SOLUTIONS, INC.</issuerName>
      <secFileNumber>001-34460</secFileNumber>
      <issuerAddress>
        <com:street1>10680 TREENA STREET</com:street1>
        <com:street2>SUITE 600</com:street2>
        <com:city>SAN DIEGO</com:city>
        <com:stateOrCountry>CA</com:stateOrCountry>
        <com:zipCode>92131</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>858-812-7300</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Fendley Steven S.</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Officer</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>Common Stock</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>Fidelity Brokerage Services LLC</name>
        <address>
          <com:street1>245 Summer Street</com:street1>
          <com:city>Boston</com:city>
          <com:stateOrCountry>MA</com:stateOrCountry>
          <com:zipCode>02110</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>7000</noOfUnitsSold>
      <aggregateMarketValue>473064.09</aggregateMarketValue>
      <noOfUnitsOutstanding>672219064</noOfUnitsOutstanding>
      <approxSaleDate>08/25/2025</approxSaleDate>
      <securitiesExchangeName>NASDAQ</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>Common Stock</securitiesClassTitle>
      <acquiredDate>01/04/2024</acquiredDate>
      <natureOfAcquisitionTransaction>Share Grant</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Kratos Defense &amp; Security Solutions, Inc.</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>7000</amountOfSecuritiesAcquired>
      <paymentDate>01/04/2024</paymentDate>
      <natureOfPayment>N/A</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Steven S. Fendley c/o Kratos Defense &amp; Security Solutions</name>
        <address>
          <com:street1>1 Chisholm Trail, Suite 300</com:street1>
          <com:city>Round Rock</com:city>
          <com:stateOrCountry>TX</com:stateOrCountry>
          <com:zipCode>78681</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common Stock</securitiesClassTitle>
      <saleDate>05/27/2025</saleDate>
      <amountOfSecuritiesSold>7000</amountOfSecuritiesSold>
      <grossProceeds>259382.00</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Steven S. Fendley c/o Kratos Defense &amp; Security Solutions</name>
        <address>
          <com:street1>1 Chisholm Trail,</com:street1>
          <com:street2>Suite 300,</com:street2>
          <com:city>Round Rock</com:city>
          <com:stateOrCountry>TX</com:stateOrCountry>
          <com:zipCode>78681</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common Stock</securitiesClassTitle>
      <saleDate>06/30/2025</saleDate>
      <amountOfSecuritiesSold>7000</amountOfSecuritiesSold>
      <grossProceeds>322396.75</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Steven S. Fendley c/o Kratos Defense &amp; Security Solutions</name>
        <address>
          <com:street1>1 Chisholm Trail,, Suite 300</com:street1>
          <com:city>Round Rock</com:city>
          <com:stateOrCountry>TX</com:stateOrCountry>
          <com:zipCode>78681</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common Stock</securitiesClassTitle>
      <saleDate>07/28/2025</saleDate>
      <amountOfSecuritiesSold>7000</amountOfSecuritiesSold>
      <grossProceeds>409722.60</grossProceeds>
    </securitiesSoldInPast3Months>
    <remarks>shares are being sold from THE STEVEN FENDLEY REV TR U/A 11/6/23</remarks>
    <noticeSignature>
      <noticeDate>08/25/2025</noticeDate>
      <planAdoptionDates>
        <planAdoptionDate>05/20/2024</planAdoptionDate>
      </planAdoptionDates>
      <signature>Audrey Skillern, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Steven S. Fendley</signature>
    </noticeSignature>
  </formData>
</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
