<SEC-DOCUMENT>0001841752-25-000005.txt : 20251001
<SEC-HEADER>0001841752-25-000005.hdr.sgml : 20251001
<ACCEPTANCE-DATETIME>20251001143026
ACCESSION NUMBER:		0001841752-25-000005
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20250929
FILED AS OF DATE:		20251001
DATE AS OF CHANGE:		20251001

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Smith Maurice S
		CENTRAL INDEX KEY:			0001841752
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-03492
		FILM NUMBER:		251363963

	MAIL ADDRESS:	
		STREET 1:		300 N. LASALLE STREET
		STREET 2:		SUITE 1600
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60654

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			HALLIBURTON CO
		CENTRAL INDEX KEY:			0000045012
		STANDARD INDUSTRIAL CLASSIFICATION:	OIL, GAS FIELD SERVICES, NBC [1389]
		ORGANIZATION NAME:           	01 Energy & Transportation
		EIN:				752677995
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		3000 NORTH SAM HOUSTON PARKWAY EAST
		STREET 2:		3000 NORTH SAM HOUSTON PARKWAY EAST
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77032
		BUSINESS PHONE:		2818712699

	MAIL ADDRESS:	
		STREET 1:		3000 NORTH SAM HOUSTON PARKWAY EAST
		STREET 2:		3000 NORTH SAM HOUSTON PARKWAY EAST
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77032

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	HALLIBURTON OIL WELL CEMENTING CO
		DATE OF NAME CHANGE:	19660911
</SEC-HEADER>
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<TYPE>4
<SEQUENCE>1
<FILENAME>wk-form4_1759343423.xml
<DESCRIPTION>FORM 4
<TEXT>
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    <documentType>4</documentType>

    <periodOfReport>2025-09-29</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000045012</issuerCik>
        <issuerName>HALLIBURTON CO</issuerName>
        <issuerTradingSymbol>HAL</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001841752</rptOwnerCik>
            <rptOwnerName>Smith Maurice S</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>3000 N. SAM HOUSTON PARKWAY E.</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>HOUSTON</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>77032</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
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                <equitySwapInvolved>0</equitySwapInvolved>
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    <footnotes>
        <footnote id="F1">The security converts to common stock on a one-for-one basis.</footnote>
        <footnote id="F2">Stock equivalents acquired under the Halliburton Company Directors' Deferred Compensation Plan reported on a pro-rata basis to reflect Issuer's Plan quarter. Said Plan is an ongoing securities acquisition plan.</footnote>
        <footnote id="F3">The stock equivalent units were accrued under the Company's Directors' Deferred Compensation Plan and are settled in the Company's common stock following cessation as a director.</footnote>
        <footnote id="F4">A portion of the stock equivalents are attributable to quarterly dividends and a portion are attributable to quarterly fees and are based on the closing price on September 24, 2025 of $24.44 and September 29, 2025 of $25.00.</footnote>
        <footnote id="F5">Each restricted stock unit represents a right to receive one share of the Company common stock.</footnote>
        <footnote id="F6">The restricted stock units vest in one year on the first anniversary of the award. Shares will be delivered to the reporting person either upon vesting, or if reporting person elected to defer receipt, following cessation as a director.</footnote>
        <footnote id="F7">Includes stock equivalent units through September 30, 2025.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Sarah I. Rubenfeld, by Power of Attorney</signatureName>
        <signatureDate>2025-10-01</signatureDate>
    </ownerSignature>
</ownershipDocument>
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</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
