Shares

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

May 13, 2024

SELL
$0.44 - $1.22 $180 - $500
-410 Reduced 0.85%
47,731 $32,000
Q4 2023

Feb 13, 2024

SELL
$0.23 - $1.74 $44 - $337
-194 Reduced 0.4%
48,141 $24,000
Q3 2023

Nov 13, 2023

BUY
$1.41 - $2.31 $3,324 - $5,446
2,358 Added 5.13%
48,335 $71,000
Q2 2023

Aug 04, 2023

BUY
$1.5 - $3.04 $721 - $1,462
481 Added 1.06%
45,977 $74,000
Q1 2023

May 12, 2023

BUY
$2.8 - $5.46 $4,569 - $8,910
1,632 Added 3.72%
45,496 $131,000
Q4 2022

Feb 10, 2023

SELL
$2.85 - $5.18 $456 - $828
-160 Reduced 0.36%
43,864 $143,000
Q3 2022

Nov 14, 2022

BUY
$2.85 - $8.73 $3,026 - $9,271
1,062 Added 2.47%
44,024 $166,000
Q2 2022

Aug 12, 2022

SELL
$4.69 - $9.84 $872 - $1,830
-186 Reduced 0.43%
42,962 $335,000
Q1 2022

May 13, 2022

SELL
$8.44 - $16.89 $25,640 - $51,311
-3,038 Reduced 6.58%
43,148 $401,000
Q4 2021

Feb 11, 2022

BUY
$14.7 - $19.89 $14,009 - $18,955
953 Added 2.11%
46,186 $728,000
Q3 2021

Nov 12, 2021

SELL
$11.99 - $17.9 $12,877 - $19,224
-1,074 Reduced 2.32%
45,233 $810,000
Q2 2021

Aug 13, 2021

SELL
$12.89 - $16.58 $5,478 - $7,046
-425 Reduced 0.91%
46,307 $720,000
Q1 2021

May 07, 2021

BUY
$14.0 - $20.72 $38,262 - $56,627
2,733 Added 6.21%
46,732 $671,000
Q4 2020

Feb 12, 2021

BUY
$12.67 - $26.23 $9,122 - $18,885
720 Added 1.66%
43,999 $864,000
Q3 2020

Nov 04, 2020

BUY
$11.92 - $15.87 $97,314 - $129,562
8,164 Added 23.25%
43,279 $561,000
Q2 2020

Aug 12, 2020

BUY
$7.53 - $14.93 $34,916 - $69,230
4,637 Added 15.21%
35,115 $512,000
Q1 2020

May 04, 2020

SELL
$5.69 - $17.78 $10,025 - $31,328
-1,762 Reduced 5.47%
30,478 $259,000
Q4 2019

Feb 05, 2020

SELL
$10.89 - $16.79 $2,951 - $4,550
-271 Reduced 0.83%
32,240 $531,000
Q3 2019

Nov 08, 2019

BUY
$12.03 - $19.94 $51,753 - $85,781
4,302 Added 15.25%
32,511 $459,000
Q2 2019

Aug 13, 2019

BUY
$19.05 - $41.04 $27,813 - $59,918
1,460 Added 5.46%
28,209 $567,000
Q1 2019

May 06, 2019

SELL
$28.4 - $41.74 $24,622 - $36,188
-867 Reduced 3.14%
26,749 $1.06 Million
Q4 2018

Feb 13, 2019

SELL
$30.9 - $42.97 $6,550 - $9,109
-212 Reduced 0.76%
27,616 $959,000
Q3 2018

Nov 09, 2018

BUY
$35.05 - $43.5 $47,037 - $58,377
1,342 Added 5.07%
27,828 $1.15 Million
Q2 2018

Aug 08, 2018

BUY
$35.15 - $51.45 $191,672 - $280,556
5,453 Added 25.93%
26,486 $973,000
Q1 2018

May 07, 2018

BUY
$18.0 - $48.35 $54,306 - $145,871
3,017 Added 16.75%
21,033 $820,000
Q4 2017

Feb 09, 2018

BUY
$13.2 - $18.1 $12,355 - $16,941
936 Added 5.48%
18,016 $326,000
Q3 2017

Nov 09, 2017

BUY
$13.25 - $17.05 $226,310 - $291,214
17,080
17,080 $283,000

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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