Shares

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

May 10, 2023

BUY
$2.8 - $5.46 $23,758 - $46,328
8,485 Added 9.8%
95,056 $275,000
Q4 2022

Feb 13, 2023

BUY
$2.85 - $5.18 $71,395 - $129,764
25,051 Added 40.72%
86,571 $283,000
Q3 2022

Nov 10, 2022

BUY
$2.85 - $8.73 $3,095 - $9,480
1,086 Added 1.8%
61,520 $232,000
Q2 2022

Aug 12, 2022

SELL
$4.69 - $9.84 $20,420 - $42,843
-4,354 Reduced 6.72%
60,434 $471,000
Q1 2022

May 16, 2022

BUY
$8.44 - $16.89 $39,549 - $79,146
4,686 Added 7.8%
64,788 $602,000
Q4 2021

Feb 14, 2022

SELL
$14.7 - $19.89 $11.8 Million - $15.9 Million
-800,637 Reduced 93.02%
60,102 $946,000
Q3 2021

Nov 12, 2021

SELL
$11.99 - $17.9 $4.44 Million - $6.62 Million
-370,055 Reduced 30.07%
860,739 $15.4 Million
Q2 2021

Aug 16, 2021

SELL
$12.89 - $16.58 $16.5 Million - $21.2 Million
-1,276,902 Reduced 50.92%
1,230,794 $19.1 Million
Q1 2021

May 14, 2021

BUY
$14.0 - $20.72 $16.5 Million - $24.4 Million
1,178,208 Added 88.62%
2,507,696 $36 Million
Q4 2020

Feb 12, 2021

SELL
$12.67 - $26.23 $419,389 - $868,239
-33,101 Reduced 2.43%
1,329,488 $26.1 Million
Q3 2020

Nov 13, 2020

SELL
$11.92 - $15.87 $2.55 Million - $3.39 Million
-213,897 Reduced 13.57%
1,362,589 $17.7 Million
Q2 2020

Aug 12, 2020

BUY
$7.53 - $14.93 $11.5 Million - $22.8 Million
1,528,876 Added 3211.25%
1,576,486 $23 Million
Q1 2020

May 13, 2020

SELL
$5.69 - $17.78 $62,299 - $194,673
-10,949 Reduced 18.7%
47,610 $405,000
Q4 2019

Feb 12, 2020

BUY
$10.89 - $16.79 $281,158 - $433,484
25,818 Added 78.86%
58,559 $964,000
Q3 2019

Nov 12, 2019

BUY
$12.03 - $19.94 $90,790 - $150,487
7,547 Added 29.96%
32,741 $462,000
Q2 2019

Aug 14, 2019

SELL
$19.05 - $41.04 $9,810 - $21,135
-515 Reduced 2.0%
25,194 $507,000
Q1 2019

May 14, 2019

SELL
$28.4 - $41.74 $41,890 - $61,566
-1,475 Reduced 5.43%
25,709 $1.02 Million
Q4 2018

Feb 13, 2019

BUY
$30.9 - $42.97 $133,426 - $185,544
4,318 Added 18.88%
27,184 $944,000
Q3 2018

Nov 13, 2018

SELL
$35.05 - $43.5 $516,146 - $640,581
-14,726 Reduced 39.17%
22,866 $946,000
Q2 2018

Aug 14, 2018

SELL
$35.15 - $51.45 $114,905 - $168,190
-3,269 Reduced 8.0%
37,592 $1.38 Million
Q1 2018

May 15, 2018

BUY
$18.0 - $48.35 $392,202 - $1.05 Million
21,789 Added 114.25%
40,861 $1.59 Million
Q4 2017

Feb 14, 2018

SELL
$13.2 - $18.1 $85,932 - $117,831
-6,510 Reduced 25.45%
19,072 $345,000
Q3 2017

Nov 14, 2017

BUY
$13.25 - $17.05 $162,484 - $209,084
12,263 Added 92.07%
25,582 $423,000
Q2 2017

Aug 14, 2017

BUY
N/A
13,319
13,319 $187,000

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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