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ACCESSION NUMBER:		0000950170-24-044046
CONFORMED SUBMISSION TYPE:	PRE 14A
PUBLIC DOCUMENT COUNT:		22
CONFORMED PERIOD OF REPORT:	20240610
FILED AS OF DATE:		20240412
DATE AS OF CHANGE:		20240412

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Atara Biotherapeutics, Inc.
		CENTRAL INDEX KEY:			0001604464
		STANDARD INDUSTRIAL CLASSIFICATION:	BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
		ORGANIZATION NAME:           	03 Life Sciences
		IRS NUMBER:				460920988
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		PRE 14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36548
		FILM NUMBER:		24841645

	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
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