<SEC-DOCUMENT>0001628280-25-006392.txt : 20250219
<SEC-HEADER>0001628280-25-006392.hdr.sgml : 20250219
<ACCEPTANCE-DATETIME>20250219163224
ACCESSION NUMBER:		0001628280-25-006392
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20250218
FILED AS OF DATE:		20250219
DATE AS OF CHANGE:		20250219

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			STALNECKER SUSAN M
		CENTRAL INDEX KEY:			0001221375
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-33072
		FILM NUMBER:		25640718

	MAIL ADDRESS:	
		STREET 1:		TWO N NINTHST
		CITY:			ALLENTOWN
		STATE:			PA
		ZIP:			18101

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Leidos Holdings, Inc.
		CENTRAL INDEX KEY:			0001336920
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-COMPUTER INTEGRATED SYSTEMS DESIGN [7373]
		ORGANIZATION NAME:           	06 Technology
		IRS NUMBER:				203562868
		FISCAL YEAR END:			0103

	BUSINESS ADDRESS:	
		STREET 1:		1750 PRESIDENTS STREET
		CITY:			RESTON
		STATE:			VA
		ZIP:			20190
		BUSINESS PHONE:		571-526-6000

	MAIL ADDRESS:	
		STREET 1:		1750 PRESIDENTS STREET
		CITY:			RESTON
		STATE:			VA
		ZIP:			20190

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SAIC, Inc.
		DATE OF NAME CHANGE:	20050823
</SEC-HEADER>
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<SEQUENCE>1
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    <footnotes>
        <footnote id="F1">Represents shares of common stock withheld by the issuer in connection with the option exercise to cover the exercise price and associated fees.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Ramune M. Kligys by PoA of Susan M. Stalnecker</signatureName>
        <signatureDate>2025-02-19</signatureDate>
    </ownerSignature>
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</SEC-DOCUMENT>
