262 filings
Page 4 of 14
DEFA14A
v7as3eq
27 Apr 22
Additional proxy soliciting materials
4:35pm
8-K
88joo z1b3
4 Apr 22
Completion of Acquisition or Disposition of Assets
4:05pm
S-8
hj919
28 Feb 22
Registration of securities for employees
5:28pm
8-K
4s8qmudncs63ki
28 Feb 22
Atara Biotherapeutics Announces Fourth Quarter and Full Year 2021 Financial Results and Operational Progress
4:06pm
8-K
76n2pu xjrhz
18 Feb 22
Other Events
8:06am
8-K
9gg0a
26 Jan 22
Atara Biotherapeutics Enters Strategic Manufacturing Partnership with Fujifilm
5:21pm
8-K
pq3sgo1pvfz
10 Jan 22
Regulation FD Disclosure
8:34am
8-K
txk ofv6uobkfl6
26 Nov 21
Other Events
5:22pm
424B5
6hg8xy29
26 Nov 21
Prospectus supplement for primary offering
5:20pm
8-K
a3apn
4 Nov 21
Atara Biotherapeutics Announces Third Quarter 2021 Financial Results and Operational Progress
8:00am
8-K
ni3mvvf
4 Oct 21
Entry into a Material Definitive Agreement
8:01am
S-8
hyd20x9fu wlyiuq5tqv
29 Sep 21
Registration of securities for employees
4:26pm
8-K
h6w42lqu
10 Aug 21
Departure of Directors or Certain Officers
4:00pm
8-K
14i3kb2hp4
9 Aug 21
Atara Biotherapeutics Announces Second Quarter 2021 Financial Results and Operational Progress
4:05pm
8-K
0p9 jk3ey94xwx
9 Jun 21
Submission of Matters to a Vote of Security Holders
4:56pm
DEFA14A
bxp7md8x
28 May 21
Additional proxy soliciting materials
4:00pm