Marshall Wace, LLP Atrion Corp Transaction History

Marshall Wace, LLP

14 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q1 2022 May 16, 2022	SELL	$601.4 - $763.0 $1 Million - $1.27 Million	-1,663 Closed	0 $0
Q4 2021 Feb 14, 2022	SELL	$650.15 - $802.0 $340,028 - $419,446	-523 Reduced 23.92%	1,663 $1.17 Million
Q3 2021 Nov 15, 2021	SELL	$594.24 - $758.0 $64,177 - $81,864	-108 Reduced 4.71%	2,186 $1.53 Million
Q2 2021 Aug 13, 2021	SELL	$582.88 - $670.99 $612,606 - $705,210	-1,051 Reduced 31.42%	2,294 $1.42 Million
Q1 2021 May 17, 2021	SELL	$619.2 - $736.0 $56,966 - $67,712	-92 Reduced 2.68%	3,345 $2.15 Million
Q4 2020 Feb 16, 2021	BUY	$576.6 - $672.2 $181,052 - $211,070	314 Added 10.05%	3,437 $2.21 Million
Q3 2020 Nov 16, 2020	BUY	$620.1 - $689.89 $196,571 - $218,695	317 Added 11.3%	3,123 $1.96 Million
Q2 2020 Aug 13, 2020	SELL	$610.05 - $713.9 $744,871 - $871,671	-1,221 Reduced 30.32%	2,806 $1.79 Million
Q1 2020 May 15, 2020	SELL	$615.5 - $751.4 $369,300 - $450,840	-600 Reduced 12.97%	4,027 $2.62 Million
Q4 2019 Feb 14, 2020	BUY	$688.5 - $846.15 $3.17 Million - $3.89 Million	4,598 Added 15855.17%	4,627 $3.48 Million
Q3 2019 Nov 14, 2019	SELL	$722.04 - $840.0 $2.01 Million - $2.33 Million	-2,778 Reduced 98.97%	29 $23,000
Q2 2019 Aug 14, 2019	BUY	$837.83 - $927.0 $2.35 Million - $2.6 Million	2,807 New	2,807 $2.39 Million
Q1 2019 May 14, 2019	SELL	$709.9 - $885.4 $9,228 - $11,510	-13 Closed	0 $0
Q4 2018 Feb 14, 2019	BUY	$667.94 - $785.7 $8,683 - $10,214	13 New	13 $10,000

114K

Ticker ATRI
Exchange NASDAQ
Sector Healthcare
Industry Medical Instruments & Supplies
Shares Outstandng 1,785,990
Description
Atrion Corporation, together with its subsidiaries, develops, manufactures, and sells products for fluid delivery, cardiovascular, and ophthalmology applications in the United States, Canada, Europe, and internationally. Its fluid delivery products include valves that fill, hold, and release controlled amounts of fluids or gasses for use in vari...

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