<SEC-DOCUMENT>0000950142-25-003084.txt : 20251126
<SEC-HEADER>0000950142-25-003084.hdr.sgml : 20251126
<ACCEPTANCE-DATETIME>20251126163819
ACCESSION NUMBER:		0000950142-25-003084
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20251125
FILED AS OF DATE:		20251126
DATE AS OF CHANGE:		20251126

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			ARISON MICKY MEIR
		CENTRAL INDEX KEY:			0001142244
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-09610
		FILM NUMBER:		251530938

	MAIL ADDRESS:	
		STREET 1:		C/O AFO, LLC
		STREET 2:		TWO ALHAMBRA PLAZA, SUITE 1040
		CITY:			CORAL GABLES
		STATE:			FL
		ZIP:			33134

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CARNIVAL CORP
		CENTRAL INDEX KEY:			0000815097
		STANDARD INDUSTRIAL CLASSIFICATION:	WATER TRANSPORTATION [4400]
		ORGANIZATION NAME:           	01 Energy & Transportation
		EIN:				591562976
		STATE OF INCORPORATION:			R1
		FISCAL YEAR END:			1130

	BUSINESS ADDRESS:	
		STREET 1:		3655 NW 87TH AVE
		STREET 2:		PO BOX 1347
		CITY:			MIAMI
		STATE:			FL
		ZIP:			33178-2428
		BUSINESS PHONE:		3055992600

	MAIL ADDRESS:	
		STREET 1:		3655 NW 87TH AVE
		STREET 2:		PO BOX 1347
		CITY:			MIAMI
		STATE:			FL
		ZIP:			33178

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CARNIVAL CRUISE LINES INC
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>es250706781_4-marison.xml
<DESCRIPTION>OWNERSHIP DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2025-11-25</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000815097</issuerCik>
        <issuerName>CARNIVAL CORP</issuerName>
        <issuerTradingSymbol>CCL</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001142244</rptOwnerCik>
            <rptOwnerName>ARISON MICKY MEIR</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O CARNIVAL CORPORATION</rptOwnerStreet1>
            <rptOwnerStreet2>3655 NW 87TH AVE</rptOwnerStreet2>
            <rptOwnerCity>MIAMI</rptOwnerCity>
            <rptOwnerState>FL</rptOwnerState>
            <rptOwnerZipCode>33178</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chair of the Board</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2025-11-25</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>G</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>8472297</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>13406463</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By various trusts</value>
                    <footnoteId id="F2"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>80736445</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By MA 1994 B Shares, L.P.</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">On November 25, 2025, Nickel 2025-05 Trust No. 2, a trust for the benefit of Micky Arison and his family, received 8,472,297 shares of Carnival Corporation common stock in a distribution from Artsfare 2023-05 Trust No. 2 in connection with the passing of Marilyn B. Arison.</footnote>
        <footnote id="F2">Includes (i) 841,506 shares of Carnival Corporation common stock held by the NA 2017-08 Trust, (ii) 841,506 shares of Carnival Corporation common stock held by the KA 2017-08 Trust, (iii) 739,492 shares of Carnival Corporation common stock held by the 2022 KA Remainder Trust, (iv) 1,169,893 shares of Carnival Corporation common stock held by Nickel KA 2022 Trust #2, (v) 215,826 shares of Carnival Corporation common stock held by Nickel KA 2023 Trust #1, (vi) 509,066 shares of Carnival Corporation common stock held by Nickel KA 2024 Trust #1, (vii) 616,877 shares of Carnival Corporation common stock held by Nickel KA 2025 Trust #1, and 8,472,297 shares of Carnival Corporation common stock held by Nickel 2025-05 Trust #2. The Reporting Person disclaims beneficial ownership of the shares of Carnival Corporation common stock held by the NA 2017-08 Trust, the KA 2017-08 Trust and the 2022 KA Remainder Trust.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Richard L. Kohan, attorney-in-fact</signatureName>
        <signatureDate>2025-11-26</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
