CenterBook Partners’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	$2.18M	Buy	7,824 +4,766	+156%	+$1.37M	0.12%	225
2025 Q4	$927K	Sell	3,058 -6,071	-67%	-$1.89M	0.05%	383
2025 Q3	$2.56M	Sell	9,129 -5,224	-36%	-$1.42M	0.13%	221
2025 Q2	$3.46M	Sell	14,353 -12,301	-46%	-$2.91M	0.19%	139
2025 Q1	$6.49M	Buy	26,654 +14,835	+126%	+$4.46M	0.41%	65
2024 Q4	$3.88M	Buy	11,819 +7,635	+182%	+$2.59M	0.23%	128
2024 Q3	$1.4M	Sell	4,184 -11,902	-74%	-$3.78M	0.09%	254
2024 Q2	$4.39M	Buy	16,086 +1,199	+8%	+$349K	0.27%	135
2024 Q1	$5.15M	Buy	14,887 +4,833	+48%	+$1.59M	0.36%	96
2023 Q4	$3.25M	Buy	10,054 +3,039	+43%	+$953K	0.4%	70
2023 Q3	$2.51M	Sell	7,015 -6,224	-47%	-$2.4M	0.31%	98
2023 Q2	$5.02M	Buy	13,239 +10,386	+364%	+$4.23M	0.63%	26
2023 Q1	$1.37M	Sell	2,853 -2,430	-46%	-$1.14M	0.19%	173
2022 Q4	$2.22M	Buy	5,283 +3,363	+175%	+$1.36M	0.37%	84
2022 Q3	$801K	Sell	1,920 -159	-8%	-$79.3K	0.15%	222
2022 Q2	$1.03M	Buy	+2,079	New	+$1.08M	0.22%	166