<SEC-DOCUMENT>0000950170-25-004336.txt : 20250110
<SEC-HEADER>0000950170-25-004336.hdr.sgml : 20250110
<ACCEPTANCE-DATETIME>20250110175801
ACCESSION NUMBER:		0000950170-25-004336
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20250110
FILED AS OF DATE:		20250110
DATE AS OF CHANGE:		20250110

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Galbraith Kenneth
		CENTRAL INDEX KEY:			0001567045
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-41535
		FILM NUMBER:		25524178

	MAIL ADDRESS:	
		STREET 1:		OCEAN PARK RPO PO BOX 45025
		STREET 2:		12851 16TH AVE
		CITY:			SURREY
		STATE:			A1
		ZIP:			V4A9L1

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Zymeworks Inc.
		CENTRAL INDEX KEY:			0001937653
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		ORGANIZATION NAME:           	03 Life Sciences
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		108 PATRIOT DRIVE, SUITE A
		CITY:			MIDDLETOWN
		STATE:			DE
		ZIP:			19709
		BUSINESS PHONE:		302-274-8744

	MAIL ADDRESS:	
		STREET 1:		108 PATRIOT DRIVE, SUITE A
		CITY:			MIDDLETOWN
		STATE:			DE
		ZIP:			19709

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Zymeworks Delaware Inc.
		DATE OF NAME CHANGE:	20220712
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>ownership.xml
<DESCRIPTION>4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2025-01-10</periodOfReport>

    <issuer>
        <issuerCik>0001937653</issuerCik>
        <issuerName>Zymeworks Inc.</issuerName>
        <issuerTradingSymbol>ZYME</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001567045</rptOwnerCik>
            <rptOwnerName>Galbraith Kenneth</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O ZYMEWORKS INC.</rptOwnerStreet1>
            <rptOwnerStreet2>108 PATRIOT DRIVE, SUITE A</rptOwnerStreet2>
            <rptOwnerCity>MIDDLETOWN</rptOwnerCity>
            <rptOwnerState>DE</rptOwnerState>
            <rptOwnerZipCode>19709</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>true</isDirector>
            <isOfficer>true</isOfficer>
            <isTenPercentOwner>false</isTenPercentOwner>
            <isOther>false</isOther>
            <officerTitle>Chair &amp; CEO</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>false</aff10b5One>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Stock Option (Right to Buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>13.22</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2025-01-10</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>false</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>288000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <value>2035-01-09</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>288000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>288000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Restricted Stock Unit</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F2"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2025-01-10</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>false</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>192000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F3"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F3"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>192000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>192000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Stock options vest as follows: (i) 25% of underlying shares of common stock on first anniversary of grant date and (ii) remainder of underlying shares of common stock in 36 equal monthly installments on last day of month following first anniversary of grant date.</footnote>
        <footnote id="F2">Each restricted stock unit (&quot;RSU&quot;) represents the contingent right to receive, upon vesting of the RSU, one share of Issuer's common stock.</footnote>
        <footnote id="F3">RSUs vest in three equal annual installments beginning on first anniversary of grant date.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Daniel Dex, Attorney-in-Fact</signatureName>
        <signatureDate>2025-01-10</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
