Shares

27 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q1 2024

May 09, 2024

BUY
$0.44 - $1.22 $950 - $2,636
2,161 Added 1.49%
147,574 $101,000
Q4 2023

Feb 08, 2024

SELL
$0.23 - $1.74 $13 - $104
-60 Reduced 0.04%
145,413 $74,000
Q3 2023

Nov 09, 2023

BUY
$1.41 - $2.31 $3,807 - $6,237
2,700 Added 1.89%
145,473 $215,000
Q2 2023

Aug 08, 2023

SELL
$1.5 - $3.04 $6,898 - $13,980
-4,599 Reduced 3.12%
142,773 $229,000
Q1 2023

May 11, 2023

BUY
$2.8 - $5.46 $12,082 - $23,559
4,315 Added 3.02%
147,372 $427,000
Q4 2022

Feb 14, 2023

BUY
$2.85 - $5.18 $3,853 - $7,003
1,352 Added 0.95%
143,057 $469,000
Q3 2022

Nov 10, 2022

BUY
$2.85 - $8.73 $7,182 - $21,999
2,520 Added 1.81%
141,705 $536,000
Q2 2022

Aug 11, 2022

BUY
$4.69 - $9.84 $93,007 - $195,137
19,831 Added 16.62%
139,185 $1.08 Million
Q1 2022

May 12, 2022

SELL
$8.44 - $16.89 $73,723 - $147,534
-8,735 Reduced 6.82%
119,354 $1.11 Million
Q4 2021

Feb 10, 2022

BUY
$14.7 - $19.89 $30,164 - $40,814
2,052 Added 1.63%
128,089 $2.02 Million
Q3 2021

Nov 12, 2021

SELL
$11.99 - $17.9 $11,954 - $17,846
-997 Reduced 0.78%
126,037 $2.26 Million
Q2 2021

Aug 05, 2021

BUY
$12.89 - $16.58 $140,513 - $180,738
10,901 Added 9.39%
127,034 $1.98 Million
Q1 2021

May 06, 2021

SELL
$14.0 - $20.72 $89,768 - $132,856
-6,412 Reduced 5.23%
116,133 $1.67 Million
Q4 2020

Feb 10, 2021

BUY
$12.67 - $26.23 $194,877 - $403,443
15,381 Added 14.35%
122,545 $2.41 Million
Q3 2020

Nov 12, 2020

BUY
$11.92 - $15.87 $12,504 - $16,647
1,049 Added 0.99%
107,164 $1.39 Million
Q2 2020

Aug 13, 2020

BUY
$7.53 - $14.93 $243,618 - $483,030
32,353 Added 43.86%
106,115 $1.55 Million
Q1 2020

May 06, 2020

BUY
$5.69 - $17.78 $23,021 - $71,937
4,046 Added 5.8%
73,762 $628,000
Q4 2019

Feb 05, 2020

BUY
$10.89 - $16.79 $17,957 - $27,686
1,649 Added 2.42%
69,716 $1.15 Million
Q3 2019

Oct 23, 2019

BUY
$12.03 - $19.94 $76,173 - $126,260
6,332 Added 10.26%
68,067 $961,000
Q2 2019

Aug 14, 2019

BUY
$19.05 - $41.04 $124,587 - $268,401
6,540 Added 11.85%
61,735 $1.24 Million
Q1 2019

May 01, 2019

SELL
$28.4 - $41.74 $31,524 - $46,331
-1,110 Reduced 1.97%
55,195 $2.19 Million
Q4 2018

Jan 31, 2019

BUY
$30.9 - $42.97 $589,015 - $819,094
19,062 Added 51.18%
56,305 $1.96 Million
Q3 2018

Nov 07, 2018

SELL
$35.05 - $43.5 $69,924 - $86,782
-1,995 Reduced 5.08%
37,243 $1.54 Million
Q2 2018

Aug 06, 2018

BUY
$35.15 - $51.45 $199,405 - $291,875
5,673 Added 16.9%
39,238 $1.44 Million
Q1 2018

May 02, 2018

BUY
$18.0 - $48.35 $114,534 - $307,651
6,363 Added 23.39%
33,565 $1.31 Million
Q4 2017

Feb 09, 2018

SELL
$13.2 - $18.1 $58,027 - $79,567
-4,396 Reduced 13.91%
27,202 $492,000
Q3 2017

Nov 06, 2017

BUY
$13.25 - $17.05 $418,673 - $538,745
31,598
31,598 $523,000

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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