Virtu Financial’s Bio-Rad Laboratories Class A BIO Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	–	Sell	-2,218	Closed	-$672K	–	1655
2025 Q4	$672K	Buy	+2,218	New	+$692K	0.03%	484
2024 Q3	–	Sell	-1,494	Closed	-$408K	–	1383
2024 Q2	$408K	Buy	+1,494	New	+$435K	0.03%	499
2024 Q1	–	Sell	-1,022	Closed	-$330K	–	1425
2023 Q4	$330K	Buy	+1,022	New	+$320K	0.03%	570
2022 Q4	–	Sell	-3,010	Closed	-$1.25M	–	1623
2022 Q3	$1.25M	Buy	3,010 +1,576	+110%	+$786K	0.12%	147
2022 Q2	$710K	Buy	+1,434	New	+$747K	0.06%	284
2020 Q3	–	Sell	-1,653	Closed	-$746K	–	1071
2020 Q2	$746K	Buy	+1,653	New	+$729K	0.09%	254
2019 Q4	–	Sell	-818	Closed	-$272K	–	1445
2019 Q3	$272K	Buy	+818	New	+$267K	0.02%	807
2019 Q2	–	Sell	-5,414	Closed	-$1.66M	–	1467
2019 Q1	$1.66M	Buy	+5,414	New	+$1.46M	0.13%	179
2018 Q4	–	Sell	-944	Closed	-$295K	–	1558
2018 Q3	$295K	Sell	944 -236	-20%	-$73.3K	0.02%	859
2018 Q2	$340K	Buy	+1,180	New	+$326K	0.02%	1065
2018 Q1	–	Sell	-4,324	Closed	-$1.03M	–	1963
2017 Q4	$1.03M	Buy	4,324 +1,994	+86%	+$483K	0.05%	424
2017 Q3	$518K	Buy	+2,330	New	+$524K	0.03%	906