<SEC-DOCUMENT>0001209191-22-048508.txt : 20220902
<SEC-HEADER>0001209191-22-048508.hdr.sgml : 20220902
<ACCEPTANCE-DATETIME>20220902162736
ACCESSION NUMBER:		0001209191-22-048508
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20220831
FILED AS OF DATE:		20220902
DATE AS OF CHANGE:		20220902

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			ROBIN SHERRINGTON
		CENTRAL INDEX KEY:			0001619962

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36687
		FILM NUMBER:		221225496

	MAIL ADDRESS:	
		STREET 1:		C/O XENON PHARMACEUTICALS INC.
		STREET 2:		200 - 3650 GILMORE WAY
		CITY:			BURNABY
		STATE:			A1
		ZIP:			V5G4W8

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Xenon Pharmaceuticals Inc.
		CENTRAL INDEX KEY:			0001582313
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				980661854
		STATE OF INCORPORATION:			A1
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		200 - 3650 GILMORE WAY
		CITY:			BURNABY
		STATE:			A1
		ZIP:			V5G 48W
		BUSINESS PHONE:		(604) 484-3300

	MAIL ADDRESS:	
		STREET 1:		200 - 3650 GILMORE WAY
		CITY:			BURNABY
		STATE:			A1
		ZIP:			V5G 48W
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
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            <rptOwnerStateDescription>BRITISH COLUMBIA, CANADA</rptOwnerStateDescription>
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                    <value>A</value>
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            <deemedExecutionDate></deemedExecutionDate>
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                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
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                    <value>17488</value>
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                <transactionPricePerShare>
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                <transactionAcquiredDisposedCode>
                    <value>D</value>
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            <expirationDate>
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                <transactionCode>M</transactionCode>
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                <transactionCode>M</transactionCode>
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                <value></value>
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                    <value>D</value>
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                <footnoteId id="F6"/>
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    <footnotes>
        <footnote id="F1">Represents the closing price of the Company's common shares on August 30, 2022 for purposes of net settlement calculations.</footnote>
        <footnote id="F2">The &quot;Amount&quot; and &quot;Price&quot; reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $38.18 to $38.83, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.</footnote>
        <footnote id="F3">Represents the closing price of the Company's common shares on August 31, 2022 for purposes of net settlement calculations.</footnote>
        <footnote id="F4">The &quot;Amount&quot; and &quot;Price&quot; reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $37.44 to $38.35, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.</footnote>
        <footnote id="F5">The &quot;Amount&quot; and &quot;Price&quot; reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $38.73 to $38.88, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.</footnote>
        <footnote id="F6">The shares subject to the option are fully vested and exercisable.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Cassandra Robinson, Attorney-in-fact</signatureName>
        <signatureDate>2022-09-02</signatureDate>
    </ownerSignature>
</ownershipDocument>
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</SEC-DOCUMENT>
