Shares

13 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q1 2023

May 15, 2023

SELL
$2.8 - $5.46 $840 - $1,638
-300 Reduced -0.0%
6,290,713 $18.2 Million
Q4 2022

Feb 14, 2023

SELL
$2.85 - $5.18 $4.46 Million - $8.11 Million
-1,564,811 Reduced 19.92%
6,291,013 $20.6 Million
Q3 2021

Nov 15, 2021

BUY
$11.99 - $17.9 $1.81 Million - $2.71 Million
151,148 Added 1.96%
7,855,824 $141 Million
Q2 2021

Aug 16, 2021

BUY
$12.89 - $16.58 $12.4 Million - $16 Million
965,274 Added 14.32%
7,704,676 $120 Million
Q1 2021

May 17, 2021

SELL
$14.0 - $20.72 $8.19 Million - $12.1 Million
-585,137 Reduced 7.99%
6,739,402 $96.8 Million
Q4 2020

Feb 16, 2021

BUY
$12.67 - $26.23 $7.33 Million - $15.2 Million
578,247 Added 8.57%
7,324,539 $144 Million
Q3 2020

Nov 16, 2020

SELL
$11.92 - $15.87 $93,095 - $123,944
-7,810 Reduced 0.12%
6,746,292 $87.4 Million
Q2 2020

Aug 14, 2020

BUY
$7.53 - $14.93 $11.7 Million - $23.2 Million
1,554,205 Added 29.89%
6,754,102 $98.4 Million
Q1 2020

May 15, 2020

BUY
$5.69 - $17.78 $1.37 Million - $4.29 Million
241,466 Added 4.87%
5,199,897 $44.3 Million
Q4 2019

Feb 14, 2020

SELL
$10.89 - $16.79 $1.58 Million - $2.44 Million
-145,532 Reduced 2.85%
4,958,431 $81.7 Million
Q3 2019

Nov 14, 2019

BUY
$12.03 - $19.94 $34.5 Million - $57.3 Million
2,871,487 Added 128.62%
5,103,963 $72.1 Million
Q2 2019

Aug 14, 2019

BUY
$19.05 - $41.04 $25.9 Million - $55.9 Million
1,361,712 Added 156.38%
2,232,476 $44.9 Million
Q1 2019

May 15, 2019

BUY
$28.4 - $41.74 $24.7 Million - $36.3 Million
870,764 New
870,764 $34.6 Million

Others Institutions Holding ATRA

About Atara Biotherapeutics, Inc.


  • Ticker ATRA
  • Exchange NASDAQ
  • Sector Healthcare
  • Industry Biotechnology
  • Shares Outstandng 94,362,304
  • Market Cap $1.08B
  • Description
  • Atara Biotherapeutics, Inc., an off-the-shelf T-cell immunotherapy company, develops treatments for patients with cancer, autoimmune, and viral diseases in the United States. It is developing tabelecleucel, a T-cell immunotherapy that is Phase 3 clinical trials for the treatment of epstein-barr virus (EBV) driven post-transplant lymphoproliferat...
More about ATRA
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