<SEC-DOCUMENT>0001645113-22-000074.txt : 20220906
<SEC-HEADER>0001645113-22-000074.hdr.sgml : 20220906
<ACCEPTANCE-DATETIME>20220906161915
ACCESSION NUMBER:		0001645113-22-000074
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20220901
FILED AS OF DATE:		20220906
DATE AS OF CHANGE:		20220906

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Leonard Frank X
		CENTRAL INDEX KEY:			0001822879

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37565
		FILM NUMBER:		221228481

	MAIL ADDRESS:	
		STREET 1:		20 VALLEY STREAM PARKWAY,
		STREET 2:		SUITE 300
		CITY:			MALVERN
		STATE:			PA
		ZIP:			19355

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NovoCure Ltd
		CENTRAL INDEX KEY:			0001645113
		STANDARD INDUSTRIAL CLASSIFICATION:	SURGICAL & MEDICAL INSTRUMENTS & APPARATUS [3841]
		IRS NUMBER:				000000000
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		NO. 4 THE FORUM
		STREET 2:		GRENVILLE STREET
		CITY:			ST. HELIER
		STATE:			Y9
		ZIP:			JE2 4UF
		BUSINESS PHONE:		44 (0)15 3475 6700

	MAIL ADDRESS:	
		STREET 1:		NO. 4 THE FORUM
		STREET 2:		GRENVILLE STREET
		CITY:			ST. HELIER
		STATE:			Y9
		ZIP:			JE2 4UF

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Novocure Ltd
		DATE OF NAME CHANGE:	20150615
</SEC-HEADER>
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<SEQUENCE>1
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        <issuerTradingSymbol>NVCR</issuerTradingSymbol>
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            <rptOwnerName>Leonard Frank X</rptOwnerName>
        </reportingOwnerId>
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            <rptOwnerStreet1>C/O NOVOCURE INC.,</rptOwnerStreet1>
            <rptOwnerStreet2>20 VALLEY STREAM PARKWAY, SUITE 300</rptOwnerStreet2>
            <rptOwnerCity>MALVERN</rptOwnerCity>
            <rptOwnerState>PA</rptOwnerState>
            <rptOwnerZipCode>19355</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
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            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Development Officer</officerTitle>
            <otherText></otherText>
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                    <footnoteId id="F1"/>
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                    <footnoteId id="F13"/>
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            <securityTitle>
                <value>Ordinary Shares</value>
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            <transactionDate>
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                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
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                    <footnoteId id="F14"/>
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                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
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    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Transaction was made pursuant to a Rule 10b-5-1 trading plan adopted by Mr. Leonard.</footnote>
        <footnote id="F2">On September 1, 2022, Mr. Leonard sold 1,047 shares in multiple trades at prices ranging from $75.42 to $76.37.  The price reported above reflects the weighted average sale price.  Mr. Leonard hereby undertakes to provide to the Staff, the issuer or any security holder of the issuer upon request, full information regarding the number of shares and prices at which the transaction was effected.</footnote>
        <footnote id="F3">On September 1, 2022, Mr. Leonard sold 1,914 shares in multiple trades at prices ranging from $76.54 to $77.42.  The price reported above reflects the weighted average sale price.  Mr. Leonard hereby undertakes to provide to the Staff, the issuer or any security holder of the issuer upon request, full information regarding the number of shares and prices at which the transaction was effected.</footnote>
        <footnote id="F4">On September 1, 2022, Mr. Leonard sold 2,955 shares in multiple trades at prices ranging from $77.57 to $78.56.  The price reported above reflects the weighted average sale price.  Mr. Leonard hereby undertakes to provide to the Staff, the issuer or any security holder of the issuer upon request, full information regarding the number of shares and prices at which the transaction was effected.</footnote>
        <footnote id="F5">On September 1, 2022, Mr. Leonard sold 452 shares in multiple trades at prices ranging from $78.57 to $78.74.  The price reported above reflects the weighted average sale price.  Mr. Leonard hereby undertakes to provide to the Staff, the issuer or any security holder of the issuer upon request, full information regarding the number of shares and prices at which the transaction was effected.</footnote>
        <footnote id="F6">On September 1, 2022, Mr. Leonard sold 1,200 shares in multiple trades at prices ranging from $75.41 to $76.31.  The price reported above reflects the weighted average sale price.  Mr. Leonard hereby undertakes to provide to the Staff, the issuer or any security holder of the issuer upon request, full information regarding the number of shares and prices at which the transaction was effected.</footnote>
        <footnote id="F7">On September 1, 2022, Mr. Leonard sold 1,750 shares in multiple trades at prices ranging from $76.41 to $77.33.  The price reported above reflects the weighted average sale price.  Mr. Leonard hereby undertakes to provide to the Staff, the issuer or any security holder of the issuer upon request, full information regarding the number of shares and prices at which the transaction was effected.</footnote>
        <footnote id="F8">On September 1, 2022, Mr. Leonard sold 2,720 shares in multiple trades at prices ranging from $77.42 to $78.39.  The price reported above reflects the weighted average sale price.  Mr. Leonard hereby undertakes to provide to the Staff, the issuer or any security holder of the issuer upon request, full information regarding the number of shares and prices at which the transaction was effected.</footnote>
        <footnote id="F9">On September 1, 2022, Mr. Leonard sold 1,088 shares in multiple trades at prices ranging from $78.46 to $79.28.  The price reported above reflects the weighted average sale price.  Mr. Leonard hereby undertakes to provide to the Staff, the issuer or any security holder of the issuer upon request, full information regarding the number of shares and prices at which the transaction was effected.</footnote>
        <footnote id="F10">On September 1, 2022, Mr. Leonard sold 240 shares in multiple trades at prices ranging from $75.42 to $76.41.  The price reported above reflects the weighted average sale price.  Mr. Leonard hereby undertakes to provide to the Staff, the issuer or any security holder of the issuer upon request, full information regarding the number of shares and prices at which the transaction was effected.</footnote>
        <footnote id="F11">On September 1, 2022, Mr. Leonard sold 360 shares in multiple trades at prices ranging from $76.57 to $77.48.  The price reported above reflects the weighted average sale price.  Mr. Leonard hereby undertakes to provide to the Staff, the issuer or any security holder of the issuer upon request, full information regarding the number of shares and prices at which the transaction was effected.</footnote>
        <footnote id="F12">On September 1, 2022, Mr. Leonard sold 438 shares in multiple trades at prices ranging from $77.59 to $78.58.  The price reported above reflects the weighted average sale price.  Mr. Leonard hereby undertakes to provide to the Staff, the issuer or any security holder of the issuer upon request, full information regarding the number of shares and prices at which the transaction was effected.</footnote>
        <footnote id="F13">On September 1, 2022, Mr. Leonard sold 48 shares in multiple trades at prices ranging from $78.70 to $79.28.  The price reported above reflects the weighted average sale price.  Mr. Leonard hereby undertakes to provide to the Staff, the issuer or any security holder of the issuer upon request, full information regarding the number of shares and prices at which the transaction was effected.</footnote>
        <footnote id="F14">Represents the number of shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of the restricted stock units.  This sale is mandated by the issuer's award agreement under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a &quot;sell to cover&quot; transaction and does not represent a discretionary trade by the reporting person.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>By: /s/ Steven Robbins, Attorney in Fact for Frank X. Leonard</signatureName>
        <signatureDate>2022-09-06</signatureDate>
    </ownerSignature>
</ownershipDocument>
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