Shares

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

May 13, 2024

SELL
$0.44 - $1.22 $1.58 Million - $4.38 Million
-3,586,760 Reduced 97.12%
106,465 $73,000
Q4 2023

Feb 09, 2024

BUY
$0.23 - $1.74 $835,988 - $6.32 Million
3,634,733 Added 6214.07%
3,693,225 $1.88 Million
Q3 2023

Nov 09, 2023

BUY
$1.41 - $2.31 $10,034 - $16,440
7,117 Added 13.85%
58,492 $86,000
Q2 2023

Aug 11, 2023

SELL
$1.5 - $3.04 $424,818 - $860,964
-283,212 Reduced 84.65%
51,375 $82,000
Q1 2023

May 12, 2023

SELL
$2.8 - $5.46 $57,915 - $112,934
-20,684 Reduced 5.82%
334,587 $970,000
Q4 2022

Feb 08, 2023

BUY
$2.85 - $5.18 $767,952 - $1.4 Million
269,457 Added 314.0%
355,271 $1.17 Million
Q3 2022

Nov 10, 2022

BUY
$2.85 - $8.73 $128,238 - $392,815
44,996 Added 110.24%
85,814 $325,000
Q2 2022

Aug 10, 2022

SELL
$4.69 - $9.84 $977,700 - $2.05 Million
-208,465 Reduced 83.63%
40,818 $318,000
Q1 2022

May 16, 2022

BUY
$8.44 - $16.89 $31,135 - $62,307
3,689 Added 1.5%
249,283 $2.32 Million
Q4 2021

Feb 14, 2022

BUY
$14.7 - $19.89 $1.62 Million - $2.19 Million
110,274 Added 81.49%
245,594 $3.87 Million
Q3 2021

Nov 15, 2021

BUY
$11.99 - $17.9 $1.24 Million - $1.85 Million
103,517 Added 325.49%
135,320 $2.42 Million
Q2 2021

Aug 13, 2021

SELL
$12.89 - $16.58 $913,823 - $1.18 Million
-70,894 Reduced 69.03%
31,803 $494,000
Q1 2021

May 12, 2021

BUY
$14.0 - $20.72 $1.39 Million - $2.06 Million
99,396 Added 3011.09%
102,697 $1.47 Million
Q4 2020

Feb 11, 2021

SELL
$12.67 - $26.23 $6,765 - $14,006
-534 Reduced 13.92%
3,301 $65,000
Q3 2020

Nov 12, 2020

SELL
$11.92 - $15.87 $13,600 - $18,107
-1,141 Reduced 22.93%
3,835 $49,000
Q2 2020

Jul 31, 2020

SELL
$7.53 - $14.93 $37,514 - $74,381
-4,982 Reduced 50.03%
4,976 $72,000
Q1 2020

May 01, 2020

SELL
$5.69 - $17.78 $157,897 - $493,395
-27,750 Reduced 73.59%
9,958 $85,000
Q4 2019

Feb 14, 2020

SELL
$10.89 - $16.79 $68,193 - $105,138
-6,262 Reduced 14.24%
37,708 $621,000
Q3 2019

Nov 14, 2019

BUY
$12.03 - $19.94 $486,938 - $807,111
40,477 Added 1158.8%
43,970 $621,000
Q2 2019

Aug 14, 2019

BUY
$19.05 - $41.04 $35,109 - $75,636
1,843 Added 111.7%
3,493 $70,000
Q1 2019

May 14, 2019

SELL
$28.4 - $41.74 $18,857 - $27,715
-664 Reduced 28.69%
1,650 $66,000
Q4 2018

Feb 14, 2019

SELL
$30.9 - $42.97 $496,872 - $690,957
-16,080 Reduced 87.42%
2,314 $80,000
Q3 2018

Nov 14, 2018

BUY
$35.05 - $43.5 $615,968 - $764,469
17,574 Added 2143.17%
18,394 $760,000
Q2 2018

Aug 14, 2018

SELL
$35.15 - $51.45 $3.59 Million - $5.26 Million
-102,154 Reduced 99.2%
820 $30,000
Q1 2018

May 15, 2018

BUY
$18.0 - $48.35 $1.83 Million - $4.92 Million
101,698 Added 7970.06%
102,974 $4.02 Million
Q4 2017

Feb 14, 2018

BUY
$13.2 - $18.1 $2,838 - $3,891
215 Added 20.26%
1,276 $23,000
Q3 2017

Nov 14, 2017

BUY
$13.25 - $17.05 $13,793 - $17,749
1,041 Added 5205.0%
1,061 $17,000
Q2 2017

Aug 14, 2017

BUY
N/A
3 Added 17.65%
20 $0
Q1 2017

Nov 14, 2017

BUY
N/A
17
17 $0

Others Institutions Holding ATRA

About Atara Biotherapeutics, Inc.


  • Ticker ATRA
  • Exchange NASDAQ
  • Sector Healthcare
  • Industry Biotechnology
  • Shares Outstandng 94,362,304
  • Market Cap $1.25B
  • 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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