    <SEC-DOCUMENT>0001564590-21-020371-index.html : 20210423
    <SEC-HEADER>0001564590-21-020371.hdr.sgml : 20210423
    <ACCEPTANCE-DATETIME>20210423164523
    ACCESSION NUMBER:		0001564590-21-020371
    CONFORMED SUBMISSION TYPE:	DEF 14A
    PUBLIC DOCUMENT COUNT:		9
    CONFORMED PERIOD OF REPORT:	20210611
    FILED AS OF DATE:		20210423
    DATE AS OF CHANGE:		20210423

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			Adaptive Biotechnologies Corp
    		CENTRAL INDEX KEY:			0001478320
    		STANDARD INDUSTRIAL CLASSIFICATION:	BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
    		IRS NUMBER:				270907024
    		STATE OF INCORPORATION:			WA
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		DEF 14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-38957
    		FILM NUMBER:		21850438

    	BUSINESS ADDRESS:
    		STREET 1:		1551 EASTLAKE AVENUE EAST SUITE 200
    		CITY:			SEATTLE
    		STATE:			WA
    		ZIP:			98102
    		BUSINESS PHONE:		206-659-0067

    	MAIL ADDRESS:
    		STREET 1:		1551 EASTLAKE AVENUE EAST SUITE 200
    		CITY:			SEATTLE
    		STATE:			WA
    		ZIP:			98102

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	Adaptive TCR Corp
    		DATE OF NAME CHANGE:	20091209
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>DEF 14A
    <SEQUENCE>1
    <FILENAME>adpt-def14a_20210611.htm
    <DESCRIPTION>DEF 14A
    <TEXT>
    Document 1 - file: adpt-def14a_20210611.htm

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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 2 - file: gug4wb5muyrt000005.jpg

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    <SEQUENCE>3
    <FILENAME>gug4wb5muyrt000001.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 3 - file: gug4wb5muyrt000001.jpg

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    <SEQUENCE>4
    <FILENAME>gug4wb5muyrt000007.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 4 - file: gug4wb5muyrt000007.jpg

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    <SEQUENCE>5
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    <TEXT>
    Document 5 - file: gug4wb5muyrt000003.jpg

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    <SEQUENCE>6
    <FILENAME>gug4wb5muyrt000006.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 6 - file: gug4wb5muyrt000006.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>gug4wb5muyrt000002.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 7 - file: gug4wb5muyrt000002.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>8
    <FILENAME>gug4wb5muyrt000008.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 8 - file: gug4wb5muyrt000008.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>9
    <FILENAME>gug4wb5muyrt000004.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 9 - file: gug4wb5muyrt000004.jpg

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