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    PUBLIC DOCUMENT COUNT:		45
    CONFORMED PERIOD OF REPORT:	20201231
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    DATE AS OF CHANGE:		20210329

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    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			Silverback Therapeutics, Inc.
    		CENTRAL INDEX KEY:			0001671858
    		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
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    		FISCAL YEAR END:			1231

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    		STATE:			WA
    		ZIP:			98109
    		BUSINESS PHONE:		206-456-2900

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