<SEC-DOCUMENT>0001671858-20-000002.txt : 20201006
<SEC-HEADER>0001671858-20-000002.hdr.sgml : 20201006
<ACCEPTANCE-DATETIME>20201006145842
ACCESSION NUMBER:		0001671858-20-000002
CONFORMED SUBMISSION TYPE:	D
PUBLIC DOCUMENT COUNT:		1
ITEM INFORMATION:		<ITEMS>06b
FILED AS OF DATE:		20201006
DATE AS OF CHANGE:		20201006
EFFECTIVENESS DATE:		20201006

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Silverback Therapeutics, Inc.
		CENTRAL INDEX KEY:			0001671858
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				811489190
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		D
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	021-377225
		FILM NUMBER:		201226472

	BUSINESS ADDRESS:	
		STREET 1:		500 FAIRVIEW AVENUE NORTH, SUITE 600
		CITY:			SEATTLE
		STATE:			WA
		ZIP:			98109
		BUSINESS PHONE:		206-456-2900

	MAIL ADDRESS:	
		STREET 1:		500 FAIRVIEW AVENUE NORTH, SUITE 600
		CITY:			SEATTLE
		STATE:			WA
		ZIP:			98109
</SEC-HEADER>
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        <entityName>Silverback Therapeutics, Inc.</entityName>
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            <street1>500 FAIRVIEW AVENUE NORTH, SUITE 600</street1>
            <city>SEATTLE</city>
            <stateOrCountry>WA</stateOrCountry>
            <stateOrCountryDescription>WASHINGTON</stateOrCountryDescription>
            <zipCode>98109</zipCode>
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        <issuerPhoneNumber>206-456-2900</issuerPhoneNumber>
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                <firstName>Laura</firstName>
                <lastName>Shawver</lastName>
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                <city>SEATTLE</city>
                <stateOrCountry>WA</stateOrCountry>
                <stateOrCountryDescription>WASHINGTON</stateOrCountryDescription>
                <zipCode>98109</zipCode>
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            <relatedPersonRelationshipList>
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                <relationship>Director</relationship>
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                <firstName>Vickie</firstName>
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    <offeringData>
        <industryGroup>
            <industryGroupType>Biotechnology</industryGroupType>
        </industryGroup>
        <issuerSize>
            <revenueRange>Decline to Disclose</revenueRange>
        </issuerSize>
        <federalExemptionsExclusions>
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            <dateOfFirstSale>
                <value>2020-09-22</value>
            </dateOfFirstSale>
        </typeOfFiling>
        <durationOfOffering>
            <moreThanOneYear>false</moreThanOneYear>
        </durationOfOffering>
        <typesOfSecuritiesOffered>
            <isEquityType>true</isEquityType>
        </typesOfSecuritiesOffered>
        <businessCombinationTransaction>
            <isBusinessCombinationTransaction>false</isBusinessCombinationTransaction>
            <clarificationOfResponse></clarificationOfResponse>
        </businessCombinationTransaction>
        <minimumInvestmentAccepted>0</minimumInvestmentAccepted>
        <salesCompensationList></salesCompensationList>
        <offeringSalesAmounts>
            <totalOfferingAmount>84999995</totalOfferingAmount>
            <totalAmountSold>84999995</totalAmountSold>
            <totalRemaining>0</totalRemaining>
            <clarificationOfResponse></clarificationOfResponse>
        </offeringSalesAmounts>
        <investors>
            <hasNonAccreditedInvestors>false</hasNonAccreditedInvestors>
            <totalNumberAlreadyInvested>31</totalNumberAlreadyInvested>
        </investors>
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            <signature>
                <issuerName>Silverback Therapeutics, Inc.</issuerName>
                <signatureName>Jill Fishbein</signatureName>
                <nameOfSigner>Jill Fishbein</nameOfSigner>
                <signatureTitle>Secretary</signatureTitle>
                <signatureDate>2020-10-06</signatureDate>
            </signature>
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