Private Trust Company’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	$8.36K	Hold	30	–	–	﹤0.01%	2035
2025 Q4	$9.09K	Buy	30 +10	+50%	+$3.12K	﹤0.01%	1973
2025 Q3	$5.61K	Sell	20 -7	-26%	-$1.91K	﹤0.01%	2117
2025 Q2	$6.39K	Sell	27 -6	-18%	-$1.42K	﹤0.01%	1967
2025 Q1	$8.04K	Hold	33	–	–	﹤0.01%	1873
2024 Q4	$10.8K	Sell	33 -3	-8%	-$1.02K	﹤0.01%	1730
2024 Q3	$12K	Hold	36	–	–	﹤0.01%	1651
2024 Q2	$9.83K	Hold	36	–	–	﹤0.01%	1690
2024 Q1	$12.5K	Sell	36 -37	-51%	-$12.2K	﹤0.01%	1592
2023 Q4	$23.6K	Buy	73 +12	+20%	+$3.76K	﹤0.01%	1341
2023 Q3	$21.9K	Sell	61 -5	-8%	-$1.93K	﹤0.01%	1325
2023 Q2	$25K	Sell	66 -7	-10%	-$2.85K	﹤0.01%	1282
2023 Q1	$35K	Buy	73 +3	+4%	+$1.4K	﹤0.01%	1114
2022 Q4	$29K	Buy	70 +4	+6%	+$1.61K	﹤0.01%	1156
2022 Q3	$28K	Buy	66 +46	+230%	+$22.9K	﹤0.01%	1089
2022 Q2	$10K	Buy	+20	New	+$10.4K	﹤0.01%	1482