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Filing Detail
Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001564590-21-009854
Filing Date
2021-03-01
Accepted
2021-03-01 16:11:00
Documents
79
Period of Report
2020-12-31

Document Format Files

Seq Description Document Type Size
1 10-K atra-10k_20201231.htm   iXBRL 10-K 4366563
2 EX-10.30 atra-ex1030_10.htm EX-10.30 851072
3 EX-21.1 atra-ex211_8.htm EX-21.1 5800
4 EX-23.1 atra-ex231_16.htm EX-23.1 2453
5 EX-31.1 atra-ex311_15.htm EX-31.1 16187
6 EX-31.2 atra-ex312_12.htm EX-31.2 16187
7 EX-32.1 atra-ex321_13.htm EX-32.1 9534
8 GRAPHIC gbsgwvwkvkj5000001.jpg GRAPHIC 159135
9 GRAPHIC gbsgwvwkvkj5000003.jpg GRAPHIC 111858
10 GRAPHIC gbsgwvwkvkj5000002.jpg GRAPHIC 149915
  Complete submission text file 0001564590-21-009854.txt   15145844

Data Files

Seq Description Document Type Size
11 XBRL TAXONOMY EXTENSION SCHEMA atra-20201231.xsd EX-101.SCH 70326
12 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE atra-20201231_cal.xml EX-101.CAL 80570
13 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE atra-20201231_def.xml EX-101.DEF 198215
14 XBRL TAXONOMY EXTENSION LABEL LINKBASE atra-20201231_lab.xml EX-101.LAB 595503
15 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE atra-20201231_pre.xml EX-101.PRE 414636
16 EXTRACTED XBRL INSTANCE DOCUMENT atra-10k_20201231_htm.xml XML 2511919
Mailing Address 611 GATEWAY BLVD SUITE 900 SOUTH SAN FRANCISCO CA 94080
Business Address 611 GATEWAY BLVD SUITE 900 SOUTH SAN FRANCISCO CA 94080 650-278-8930
Atara Biotherapeutics, Inc. (Filer) CIK: 0001604464 (see all company filings)

IRS No.: 460920988 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-36548 | Film No.: 21697828
SIC: 2836 Biological Products, (No Diagnostic Substances)
Office of Life Sciences