Contravisory Investment Management’s Bio-Rad Laboratories Class A BIO Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Shares Change %	Capital Flow	Portfolio Weight	Portfolio Position
2025 Q2	–	Sell	-1,730	Closed	-$421K	–	377
2025 Q1	$421K	Sell	1,730 -1	-0.1%	-$244	0.09%	175
2024 Q4	$569K	Buy	+1,731	New	+$569K	0.12%	113
2022 Q1	–	Sell	-801	Closed	-$605K	–	337
2021 Q4	$605K	Buy	+801	New	+$605K	0.16%	86