Group One Trading’s Cardiovascular Systems, Inc. CSII Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2021 Q3	–	Sell	-2,300	Closed	-$98K	–	8997
2021 Q2	$98K	Buy	2,300 +1,800	+360%	+$70.4K	﹤0.01%	5987
2021 Q1	$19K	Hold	500	–	–	﹤0.01%	6789
2020 Q4	$22K	Buy	+500	New	+$18.8K	﹤0.01%	5480
2020 Q3	–	Sell	-200	Closed	-$6K	–	6705
2020 Q2	$6K	Sell	200 -800	-80%	-$29.9K	﹤0.01%	5331
2020 Q1	$35K	Buy	+1,000	New	+$42.1K	﹤0.01%	3946
2019 Q3	–	Sell	-3,900	Closed	-$167K	–	5697
2019 Q2	$167K	Buy	3,900 +2,700	+225%	+$105K	﹤0.01%	2994
2019 Q1	$46K	Buy	+1,200	New	+$40.7K	﹤0.01%	3610
2018 Q2	–	Sell	-2,000	Closed	-$44K	–	5599
2018 Q1	$44K	Buy	+2,000	New	+$48.1K	﹤0.01%	3729
2017 Q4	–	Sell	-6,600	Closed	-$186K	–	5363
2017 Q3	$186K	Sell	6,600 -4,200	-39%	-$128K	﹤0.01%	2810
2017 Q2	$348K	Buy	+10,800	New	+$329K	﹤0.01%	2231
2017 Q1	–	Sell	-1,100	Closed	-$27K	–	5129
2016 Q4	$27K	Sell	1,100 -600	-35%	-$14.7K	﹤0.01%	3581
2016 Q3	$40K	Buy	1,700 +1,400	+467%	+$30.6K	﹤0.01%	3470
2016 Q2	$6K	Sell	300 -2,100	-88%	-$32.8K	﹤0.01%	4238
2016 Q1	$25K	Buy	2,400 +300	+14%	+$3.04K	﹤0.01%	3643
2015 Q4	$32K	Buy	2,100 +1,400	+200%	+$20.8K	﹤0.01%	3677
2015 Q3	$11K	Sell	700 -300	-30%	-$7.56K	﹤0.01%	4277
2015 Q2	$26K	Sell	1,000 -3,500	-78%	-$113K	﹤0.01%	3914
2015 Q1	$176K	Buy	4,500 +1,700	+61%	+$58.6K	﹤0.01%	2474
2014 Q4	$84K	Buy	2,800 +1,100	+65%	+$31.5K	﹤0.01%	2984
2014 Q3	$40K	Sell	1,700 -1,300	-43%	-$37K	﹤0.01%	3691
2014 Q2	$93K	Sell	3,000 -3,500	-54%	-$101K	﹤0.01%	3065
2014 Q1	$207K	Sell	6,500 -18,900	-74%	-$624K	﹤0.01%	2417
2013 Q4	$871K	Buy	25,400 +7,000	+38%	+$204K	0.01%	1203
2013 Q3	$369K	Buy	+18,400	New	+$383K	0.01%	1872