Group One Trading, L.P. Atara Biotherapeutics, Inc. Transaction History

Group One Trading, L.P.

17 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q1 2024 May 10, 2024	SELL	$0.44 - $1.22 $5,294 - $14,681	-12,034 Reduced 8.56%	128,522 $88,000
Q4 2023 Feb 14, 2024	BUY	$0.23 - $1.74 $17,586 - $133,049	76,465 Added 119.31%	140,556 $71,000
Q3 2023 Nov 09, 2023	BUY	$1.41 - $2.31 $90,368 - $148,050	64,091 New	64,091 $94,000
Q3 2022 Nov 09, 2022	BUY	$2.85 - $8.73 $15,900 - $48,704	5,579 New	5,579 $21,000
Q2 2022 Aug 11, 2022	SELL	$4.69 - $9.84 $20,110 - $42,193	-4,288 Closed	0 $0
Q1 2022 May 12, 2022	BUY	$8.44 - $16.89 $36,190 - $72,424	4,288 New	4,288 $40,000
Q4 2021 Feb 11, 2022	SELL	$14.7 - $19.89 $203,418 - $275,237	-13,838 Closed	0 $0
Q3 2021 Nov 12, 2021	BUY	$11.99 - $17.9 $165,917 - $247,700	13,838 New	13,838 $248,000
Q2 2021 Aug 10, 2021	SELL	$12.89 - $16.58 $13,611 - $17,508	-1,056 Closed	0 $0
Q1 2021 May 12, 2021	BUY	$14.0 - $20.72 $14,784 - $21,880	1,056 New	1,056 $15,000
Q3 2019 Nov 12, 2019	SELL	$12.03 - $19.94 $29,425 - $48,773	-2,446 Closed	0 $0
Q2 2019 Aug 09, 2019	BUY	$19.05 - $41.04 $46,329 - $99,809	2,432 Added 17371.43%	2,446 $49,000
Q1 2019 May 13, 2019	BUY	$28.4 - $41.74 $397 - $584	14 New	14 $1,000
Q3 2018 Nov 08, 2018	SELL	$35.05 - $43.5 $136,730 - $169,693	-3,901 Closed	0 $0
Q2 2018 Aug 14, 2018	BUY	$35.15 - $51.45 $110,335 - $161,501	3,139 Added 411.94%	3,901 $143,000
Q1 2018 May 11, 2018	SELL	$18.0 - $48.35 $76,284 - $204,907	-4,238 Reduced 84.76%	762 $30,000
Q4 2017 Feb 09, 2018	BUY	$13.2 - $18.1 $66,000 - $90,500	5,000	5,000 $91,000

3.07M

Ticker ATRA
Exchange NASDAQ
Sector Healthcare
Industry Biotechnology
Shares Outstandng 94,362,304
Market Cap $762M
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...

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