<SEC-DOCUMENT>0001140361-23-028152-index.html : 20230602
<SEC-HEADER>0001140361-23-028152.hdr.sgml : 20230602
<ACCEPTANCE-DATETIME>20230602190908
ACCESSION NUMBER:		0001140361-23-028152
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20230531
FILED AS OF DATE:		20230602
DATE AS OF CHANGE:		20230602

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Fust Matthew K
		CENTRAL INDEX KEY:			0001397266

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36548
		FILM NUMBER:		23990778

	MAIL ADDRESS:	
		STREET 1:		C/O ULTRAGENYX PHARMACEUTICAL INC.
		STREET 2:		60 LEVERONI COURT
		CITY:			NOVATO
		STATE:			CA
		ZIP:			94949

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Atara Biotherapeutics, Inc.
		CENTRAL INDEX KEY:			0001604464
		STANDARD INDUSTRIAL CLASSIFICATION:	BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
		IRS NUMBER:				460920988
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		2380 CONEJO SPECTRUM ST
		STREET 2:		SUITE 200
		CITY:			THOUSAND OAKS
		STATE:			CA
		ZIP:			91320
		BUSINESS PHONE:		805-623-4244

	MAIL ADDRESS:	
		STREET 1:		2380 CONEJO SPECTRUM ST
		STREET 2:		SUITE 200
		CITY:			THOUSAND OAKS
		STATE:			CA
		ZIP:			91320
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>form4.xml
<TEXT>
Document 1 - file: form4.html

Document 1 - RAW XML: form4.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>brhc20053938_ex24.htm
<DESCRIPTION>EXHIBIT 24
<TEXT>
Document 2 - file: brhc20053938_ex24.htm

</DOCUMENT>
</SEC-DOCUMENT>