Shares

14 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q2 2022

Aug 12, 2022

SELL
$4.69 - $9.84 $487,760 - $1.02 Million
-104,000 Closed
0 $0
Q1 2022

May 13, 2022

SELL
$8.44 - $16.89 $658,320 - $1.32 Million
-78,000 Reduced 42.86%
104,000 $966,000
Q4 2021

Feb 14, 2022

SELL
$14.7 - $19.89 $161,700 - $218,790
-11,000 Reduced 5.7%
182,000 $2.87 Million
Q3 2021

Nov 15, 2021

BUY
$11.99 - $17.9 $1.25 Million - $1.86 Million
104,000 Added 116.85%
193,000 $3.46 Million
Q2 2021

Aug 16, 2021

BUY
$12.89 - $16.58 $38,670 - $49,739
3,000 Added 3.49%
89,000 $1.38 Million
Q1 2021

May 17, 2021

SELL
$14.0 - $20.72 $4.14 Million - $6.13 Million
-296,000 Reduced 77.49%
86,000 $1.24 Million
Q4 2020

Feb 17, 2021

SELL
$12.67 - $26.23 $12.7 Million - $26.2 Million
-1,000,041 Reduced 72.36%
382,000 $7.5 Million
Q3 2020

Nov 12, 2020

SELL
$11.92 - $15.87 $885,977 - $1.18 Million
-74,327 Reduced 5.1%
1,382,041 $17.9 Million
Q2 2020

Aug 14, 2020

SELL
$7.53 - $14.93 $2.59 Million - $5.13 Million
-343,632 Reduced 19.09%
1,456,368 $21.2 Million
Q4 2019

Feb 14, 2020

BUY
$10.89 - $16.79 $19.4 Million - $29.9 Million
1,778,545 Added 8289.65%
1,800,000 $29.6 Million
Q3 2019

Nov 12, 2019

BUY
$12.03 - $19.94 $258,103 - $427,812
21,455 New
21,455 $303,000
Q2 2019

Aug 12, 2019

SELL
$19.05 - $41.04 $373,380 - $804,384
-19,600 Closed
0 $0
Q1 2019

May 15, 2019

SELL
$28.4 - $41.74 $4.9 Million - $7.2 Million
-172,500 Reduced 89.8%
19,600 $779,000
Q4 2018

Feb 06, 2019

BUY
$30.9 - $42.97 $5.94 Million - $8.25 Million
192,100 New
192,100 $6.67 Million

Others Institutions Holding ATRA

About Atara Biotherapeutics, Inc.


  • Ticker ATRA
  • Exchange NASDAQ
  • Sector Healthcare
  • Industry Biotechnology
  • Shares Outstandng 94,362,304
  • Market Cap $728M
  • 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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