Shares

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

May 14, 2024

BUY
$0.44 - $1.22 $2,373 - $6,580
5,394 Added 0.64%
850,821 $587,000
Q4 2023

Feb 13, 2024

BUY
$0.23 - $1.74 $10,696 - $80,918
46,505 Added 5.82%
845,427 $431,000
Q3 2023

Nov 13, 2023

BUY
$1.41 - $2.31 $5,190 - $8,503
3,681 Added 0.46%
798,922 $1.18 Million
Q2 2023

Aug 11, 2023

SELL
$1.5 - $3.04 $122,434 - $248,133
-81,623 Reduced 9.31%
795,241 $1.28 Million
Q1 2023

May 15, 2023

SELL
$2.8 - $5.46 $11,306 - $22,047
-4,038 Reduced 0.46%
876,864 $2.54 Million
Q4 2022

Feb 13, 2023

BUY
$2.85 - $5.18 $72,979 - $132,644
25,607 Added 2.99%
880,902 $2.89 Million
Q3 2022

Nov 14, 2022

SELL
$2.85 - $8.73 $36,223 - $110,958
-12,710 Reduced 1.46%
855,295 $3.23 Million
Q2 2022

Aug 12, 2022

BUY
$4.69 - $9.84 $169,088 - $354,761
36,053 Added 4.33%
868,005 $6.76 Million
Q1 2022

May 13, 2022

SELL
$8.44 - $16.89 $238,894 - $478,071
-28,305 Reduced 3.29%
831,952 $7.73 Million
Q4 2021

Feb 08, 2022

BUY
$14.7 - $19.89 $250,017 - $338,289
17,008 Added 2.02%
860,257 $13.6 Million
Q3 2021

Nov 15, 2021

SELL
$11.99 - $17.9 $342,410 - $511,188
-28,558 Reduced 3.28%
843,249 $15.1 Million
Q2 2021

Aug 13, 2021

SELL
$12.89 - $16.58 $326,207 - $419,590
-25,307 Reduced 2.82%
871,807 $13.6 Million
Q1 2021

May 12, 2021

SELL
$14.0 - $20.72 $180,292 - $266,832
-12,878 Reduced 1.42%
897,114 $12.9 Million
Q4 2020

Feb 11, 2021

BUY
$12.67 - $26.23 $157,082 - $325,199
12,398 Added 1.38%
909,992 $17.9 Million
Q3 2020

Nov 16, 2020

BUY
$11.92 - $15.87 $1.42 Million - $1.89 Million
118,914 Added 15.27%
897,594 $11.6 Million
Q2 2020

Aug 14, 2020

BUY
$7.53 - $14.93 $637,715 - $1.26 Million
84,690 Added 12.2%
778,680 $11.3 Million
Q1 2020

May 14, 2020

BUY
$5.69 - $17.78 $118,938 - $371,655
20,903 Added 3.11%
693,990 $5.91 Million
Q4 2019

Feb 14, 2020

BUY
$10.89 - $16.79 $274,210 - $422,772
25,180 Added 3.89%
673,087 $11.1 Million
Q3 2019

Nov 13, 2019

BUY
$12.03 - $19.94 $1.6 Million - $2.65 Million
132,675 Added 25.75%
647,907 $9.15 Million
Q2 2019

Aug 13, 2019

SELL
$19.05 - $41.04 $196,957 - $424,312
-10,339 Reduced 1.97%
515,232 $10.4 Million
Q1 2019

May 13, 2019

BUY
$28.4 - $41.74 $106,840 - $157,025
3,762 Added 0.72%
525,571 $20.9 Million
Q4 2018

Feb 12, 2019

SELL
$30.9 - $42.97 $69,926 - $97,241
-2,263 Reduced 0.43%
521,809 $18.1 Million
Q3 2018

Nov 14, 2018

BUY
$35.05 - $43.5 $935,870 - $1.16 Million
26,701 Added 5.37%
524,072 $21.7 Million
Q2 2018

Sep 18, 2018

SELL
$35.15 - $51.45 $19,754 - $28,914
-562 Reduced 0.11%
497,371 $18.3 Million
Q2 2018

Aug 14, 2018

BUY
$35.15 - $51.45 $3.74 Million - $5.48 Million
106,497 Added 27.21%
497,933 $18.3 Million
Q1 2018

May 09, 2018

BUY
$18.0 - $48.35 $1.85 Million - $4.96 Million
102,663 Added 35.55%
391,436 $15.3 Million
Q4 2017

Feb 14, 2018

BUY
$13.2 - $18.1 $23,760 - $32,580
1,800 Added 0.63%
288,773 $5.23 Million
Q3 2017

Nov 13, 2017

BUY
$13.25 - $17.05 $3.8 Million - $4.89 Million
286,973
286,973 $4.75 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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