Group One Trading, L.P. Merrimack Pharmaceuticals Inc Transaction History

Group One Trading, L.P.

$2.4 Billion
Q3 2024

Shares

18 transactions

Quarter	Operation	Price Per share	shares change	shares Held	SEC Form
Q4 2023 Feb 14, 2024	SELL	$12.02 - $13.41 $51,589 - $57,555	-4,292 Reduced 94.79%	236 $3,000
Q3 2023 Nov 09, 2023	BUY	$11.6 - $12.52 $52,524 - $56,690	4,528 New	4,528 $55,000
Q3 2022 Nov 09, 2022	SELL	$3.7 - $6.06 $13,412 - $21,967	-3,625 Reduced 23.3%	11,930 $45,000
Q2 2022 Aug 11, 2022	BUY	$4.89 - $7.13 $24,298 - $35,428	4,969 Added 46.94%	15,555 $93,000
Q1 2022 May 12, 2022	BUY	$3.75 - $6.82 $39,697 - $72,196	10,586 New	10,586 $67,000
Q4 2021 Feb 11, 2022	SELL	$3.75 - $5.1 $118,256 - $160,828	-31,535 Closed	0 $0
Q3 2021 Nov 12, 2021	SELL	$4.3 - $6.39 $12,719 - $18,901	-2,958 Reduced 8.58%	31,535 $152,000
Q2 2021 Aug 10, 2021	BUY	$6.04 - $7.77 $208,337 - $268,010	34,493 New	34,493 $220,000
Q1 2020 May 13, 2020	SELL	$1.63 - $3.58 $36,872 - $80,983	-22,621 Closed	0 $0
Q4 2019 Feb 10, 2020	BUY	$3.15 - $4.67 $71,256 - $105,640	22,621 New	22,621 $71,000
Q3 2019 Nov 12, 2019	SELL	$4.16 - $6.05 $2,849 - $4,144	-685 Closed	0 $0
Q2 2019 Aug 09, 2019	SELL	$4.39 - $5.66 $438 - $566	-100 Reduced 12.74%	685 $4,000
Q4 2018 Feb 06, 2019	SELL	$2.95 - $4.15 $15,632 - $21,990	-5,299 Reduced 87.1%	785 $3,000
Q3 2018 Nov 08, 2018	SELL	$3.91 - $4.66 $66,317 - $79,038	-16,961 Reduced 73.6%	6,084 $32,000
Q2 2018 Aug 14, 2018	BUY	$3.86 - $7.61 $87,344 - $172,199	22,628 Added 5426.38%	23,045 $113,000
Q1 2018 May 11, 2018	BUY	$6.24 - $9.15 $2,602 - $3,815	417 New	417 $3,000
Q4 2017 Feb 09, 2018	SELL	$7.99 - $11.87 $4,298 - $6,386	-538 Closed	0 $0
Q3 2017 Nov 15, 2017	BUY	$9.13 - $11.72 $4,911 - $6,305	538	538 $8,000

Others Institutions Holding MACK

# of Institutions

2

Shares Held

349

Call Options Held

0

Put Options Held

0

About MERRIMACK PHARMACEUTICALS INC

Ticker MACK
Exchange NASDAQ
Sector Healthcare
Industry Biotechnology
Shares Outstandng 13,410,200
Market Cap $203M
Description
Merrimack Pharmaceuticals, Inc. operates as a biopharmaceutical company. The company was incorporated in 1993 and is headquartered in Cambridge, Massachusetts.

More about MACK

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