Shares

14 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q2 2021

Aug 13, 2021

SELL
$12.89 - $16.58 $1.84 Million - $2.37 Million
-142,706 Closed
0 $0
Q1 2021

May 14, 2021

SELL
$14.0 - $20.72 $198,898 - $294,369
-14,207 Reduced 9.05%
142,706 $2.05 Million
Q4 2020

Feb 02, 2021

BUY
$12.67 - $26.23 $83,786 - $173,458
6,613 Added 4.4%
156,913 $3.08 Million
Q3 2020

Nov 05, 2020

BUY
$11.92 - $15.87 $406,472 - $541,167
34,100 Added 29.35%
150,300 $1.95 Million
Q2 2020

Aug 12, 2020

BUY
$7.53 - $14.93 $12,657 - $25,097
1,681 Added 1.47%
116,200 $1.69 Million
Q1 2020

May 12, 2020

BUY
$5.69 - $17.78 $44,951 - $140,462
7,900 Added 7.41%
114,519 $975,000
Q4 2019

Jan 27, 2020

BUY
$10.89 - $16.79 $536,593 - $827,310
49,274 Added 85.93%
106,619 $1.76 Million
Q3 2019

Oct 31, 2019

BUY
$12.03 - $19.94 $251,968 - $417,643
20,945 Added 57.54%
57,345 $810,000
Q2 2019

Aug 15, 2019

BUY
$19.05 - $41.04 $28,575 - $61,560
1,500 Added 4.3%
36,400 $732,000
Q1 2019

May 03, 2019

SELL
$28.4 - $41.74 $435,656 - $640,291
-15,340 Reduced 30.53%
34,900 $1.39 Million
Q4 2018

Feb 08, 2019

BUY
$30.9 - $42.97 $119,706 - $166,465
3,874 Added 8.36%
50,240 $1.75 Million
Q3 2018

Nov 13, 2018

SELL
$35.05 - $43.5 $33,753 - $41,890
-963 Reduced 2.03%
46,366 $1.92 Million
Q2 2018

Aug 15, 2018

SELL
$35.15 - $51.45 $321,517 - $470,613
-9,147 Reduced 16.2%
47,329 $1.74 Million
Q1 2018

May 11, 2018

BUY
$18.0 - $48.35 $1.02 Million - $2.73 Million
56,476 New
56,476 $2.2 Million

Others Institutions Holding ATRA

About Atara Biotherapeutics, Inc.


  • Ticker ATRA
  • Exchange NASDAQ
  • Sector Healthcare
  • Industry Biotechnology
  • Shares Outstandng 94,362,304
  • Market Cap $710M
  • 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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