<SEC-DOCUMENT>0001209191-23-037505.txt : 20230615
<SEC-HEADER>0001209191-23-037505.hdr.sgml : 20230615
<ACCEPTANCE-DATETIME>20230615175438
ACCESSION NUMBER:		0001209191-23-037505
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20230613
FILED AS OF DATE:		20230615
DATE AS OF CHANGE:		20230615

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Loxam Teri
		CENTRAL INDEX KEY:			0001829111

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-39323
		FILM NUMBER:		231018729

	MAIL ADDRESS:	
		STREET 1:		C/O SQZ BIOTECHNOLOGIES COMPANY
		STREET 2:		200 ARSENAL YARDS BOULEVARD, SUITE 210
		CITY:			WATERTOWN
		STATE:			MA
		ZIP:			02472

	FORMER NAME:	
		FORMER CONFORMED NAME:	Loxan Teri
		DATE OF NAME CHANGE:	20201020

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Vaxcyte, Inc.
		CENTRAL INDEX KEY:			0001649094
		STANDARD INDUSTRIAL CLASSIFICATION:	BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
		IRS NUMBER:				464233385
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		825 INDUSTRIAL ROAD, STE. 300
		CITY:			SAN CARLOS
		STATE:			CA
		ZIP:			94070
		BUSINESS PHONE:		650-837-0111

	MAIL ADDRESS:	
		STREET 1:		825 INDUSTRIAL ROAD, STE. 300
		CITY:			SAN CARLOS
		STATE:			CA
		ZIP:			94070

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SutroVax, Inc.
		DATE OF NAME CHANGE:	20150724
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0407</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2023-06-13</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001649094</issuerCik>
        <issuerName>Vaxcyte, Inc.</issuerName>
        <issuerTradingSymbol>PCVX</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001829111</rptOwnerCik>
            <rptOwnerName>Loxam Teri</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O VAXCYTE, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>825 INDUSTRIAL ROAD, STE. 300</rptOwnerStreet2>
            <rptOwnerCity>SAN CARLOS</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94070</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2023-06-13</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>2500</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>5625</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Stock Option (right to buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>53.08</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2023-06-13</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>15000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <value>2033-06-12</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>15000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>15000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Represents the number of shares of Common Stock underlying restricted stock units (&quot;RSUs&quot;). Each RSU represents the contingent right to receive one share of the Issuer's Common Stock. The RSUs will fully vest on the earlier of June 13, 2024 or the day prior to the next annual meeting of stockholders, subject to acceleration, and subject to the Reporting Person's continuous service through such date.</footnote>
        <footnote id="F2">The shares of Common Stock subject to the option will vest monthly and fully vest on the earlier of June 13, 2024 or the day prior to the next annual meeting of stockholders, subject to acceleration, and subject to the Reporting Person's continuous service through such date.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Teri Loxam, by /s/ Ron A. Metzger, Attorney-in-Fact</signatureName>
        <signatureDate>2023-06-15</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
