<SEC-DOCUMENT>0001214659-26-003073.txt : 20260310
<SEC-HEADER>0001214659-26-003073.hdr.sgml : 20260310
<ACCEPTANCE-DATETIME>20260310162507
ACCESSION NUMBER:		0001214659-26-003073
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20260307
FILED AS OF DATE:		20260310
DATE AS OF CHANGE:		20260310

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			WELTON MARK
		CENTRAL INDEX KEY:			0001255910
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35066
		FILM NUMBER:		26739652

	MAIL ADDRESS:	
		ADDRESS IS A NON US LOCATION: 	YES
		STREET 1:		IMAX CORPORATION
		STREET 2:		2525 SPEAKMAN DRIVE
		CITY:			MISSISSAUGA
		NON US STATE TERRITORY:  	ONTARIO
		PROVINCE COUNTRY:   	A6
		ZIP:			L5K 1B1

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			IMAX CORP
		CENTRAL INDEX KEY:			0000921582
		STANDARD INDUSTRIAL CLASSIFICATION:	PHOTOGRAPHIC EQUIPMENT & SUPPLIES [3861]
		ORGANIZATION NAME:           	08 Industrial Applications and Services
		EIN:				980140269
		STATE OF INCORPORATION:			A6
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		2525 SPEAKMAN DRIVE
		CITY:			MISSISSAUGA
		STATE:			A6
		ZIP:			L5K 1B1
		BUSINESS PHONE:		9054036500

	MAIL ADDRESS:	
		STREET 1:		2525 SPEAKMAN DRIVE
		CITY:			MISSISSAUGA
		STATE:			A6
		ZIP:			L5K 1B1
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>marketforms-72102.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
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    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2026-03-07</periodOfReport>

    <issuer>
        <issuerCik>0000921582</issuerCik>
        <issuerName>IMAX CORP</issuerName>
        <issuerTradingSymbol>IMAX</issuerTradingSymbol>
    </issuer>

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            <rptOwnerName>WELTON MARK</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>2525 SPEAKMAN DRIVE</rptOwnerStreet1>
            <rptOwnerStreet2>C/O IMAX CORPORATION</rptOwnerStreet2>
            <rptOwnerCity>MISSISSAUGA</rptOwnerCity>
            <rptOwnerState>A6</rptOwnerState>
            <rptOwnerZipCode>L5K 1B1</rptOwnerZipCode>
            <rptOwnerStateDescription>ONTARIO, CANADA</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>false</isDirector>
            <isOfficer>true</isOfficer>
            <isTenPercentOwner>false</isTenPercentOwner>
            <isOther>false</isOther>
            <officerTitle>President IMAX Global Theatres</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

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                <equitySwapInvolved>false</equitySwapInvolved>
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            <transactionAmounts>
                <transactionShares>
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                    <footnoteId id="F3"/>
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                <transactionPricePerShare>
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                <transactionAcquiredDisposedCode>
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                <sharesOwnedFollowingTransaction>
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                <equitySwapInvolved>false</equitySwapInvolved>
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            <transactionTimeliness></transactionTimeliness>
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                    <footnoteId id="F4"/>
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                    <footnoteId id="F7"/>
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                    <value>19334</value>
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                <directOrIndirectOwnership>
                    <value>D</value>
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                <footnoteId id="F7"/>
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            <deemedExecutionDate></deemedExecutionDate>
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                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>false</equitySwapInvolved>
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            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>19613</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                    <footnoteId id="F7"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
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            <exerciseDate>
                <footnoteId id="F11"/>
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            <expirationDate>
                <footnoteId id="F11"/>
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                <underlyingSecurityTitle>
                    <value>common shares</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
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                </underlyingSecurityShares>
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                <sharesOwnedFollowingTransaction>
                    <value>19613</value>
                    <footnoteId id="F12"/>
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    <footnotes>
        <footnote id="F1">Represents the conversion upon vesting of restricted share units into common shares.</footnote>
        <footnote id="F2">Mr. Welton is reporting the withholding of common shares by IMAX Corporation to satisfy the tax withholding obligations in connection with the delivery of common shares upon conversion of the restricted share unit transactions.</footnote>
        <footnote id="F3">Represents the conversion of vested performance stock units into common shares granted by the Company on March 7, 2023.  The shares earned are based on the level of achievement on the EBITDA performance conditions over the three year performance period.</footnote>
        <footnote id="F4">Represents the conversion of vested performance stock units into common shares granted by the Company on March 7, 2023.  The shares earned are based on the level of achievement on the TSR performance conditions over the three year performance period.</footnote>
        <footnote id="F5">Mr. Welton is reporting the withholding of common shares by IMAX Corporation to satisfy the tax withholding obligations in connection with the delivery of common shares upon conversion of the performance stock unit transactions.</footnote>
        <footnote id="F6">Each restricted share unit represents a contingent right to receive one common share of IMAX Corporation.</footnote>
        <footnote id="F7">Each restricted share unit is the economic equivalent of one common share of IMAX Corporation.</footnote>
        <footnote id="F8">The restricted share units vest and will be converted to common shares in three installments: 12,957 on each of March 7, 2024 and March 7, 2025 and 12,959 on March 7, 2026.</footnote>
        <footnote id="F9">The restricted share units vest and will be converted to common shares in three equal installments: 14,325 on each of March 7, 2025, March 7, 2026 and March 7, 2027.</footnote>
        <footnote id="F10">The restricted share units vest and will be converted to common shares in three installments: 9,666 on each of March 7, 2026 and March 7, 2027 and 9,668 on March 7, 2028.</footnote>
        <footnote id="F11">The restricted share units vest and will be converted to common shares in three installments: 6,537 on each of March 7, 2027 and March 7, 2028 and 6,539 on March 7, 2029.</footnote>
        <footnote id="F12">This represents the number of restricted share units for this transaction only. Mr. Welton's aggregate remaining restricted share unit and common share balances following these transactions will be 53,272 and 173,216, respectively.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Kenneth I. Weissman (attorney-in-fact for Mark Welton)</signatureName>
        <signatureDate>2026-03-10</signatureDate>
    </ownerSignature>
</ownershipDocument>
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</SEC-DOCUMENT>
