CIBC Private Wealth Group’s Bio-Rad Laboratories Class A BIO Stock Holding History

CIBC Private Wealth Group’s Portfolio BIO Stock Details BIO Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	$49.7K	Sell	164 -167	-50%	-$52.1K	﹤0.01%	1781
2025 Q3	$92.8K	Buy	331 +234	+241%	+$63.7K	﹤0.01%	1527
2025 Q2	$23.4K	Sell	97 -41,313	-100%	-$9.77M	﹤0.01%	1959
2025 Q1	$9.13M	Sell	41,410 -696	-2%	-$209K	0.02%	334
2024 Q4	$14.5M	Sell	42,106 -1,243	-3%	-$422K	0.03%	302
2024 Q3	$14.5M	Buy	43,349 +137	+0.3%	+$43.5K	0.03%	311
2024 Q2	$11.9M	Sell	43,212 -480	-1%	-$140K	0.02%	304
2024 Q1	$14.8M	Buy	43,692 +405	+0.9%	+$133K	0.03%	291
2023 Q4	$14M	Buy	+43,287	New	+$13.6M	0.03%	282
2018 Q4	–	Sell	-5,612	Closed	-$1.76M	–	870
2018 Q3	$1.76M	Buy	+5,612	New	+$1.74M	0.01%	545
2018 Q1	–	Sell	-9	Closed	-$2K	–	1942
2017 Q4	$2K	Buy	+9	New	+$2.18K	﹤0.01%	1804

Other funds holding BIO

First Eagle Investment Management New York $60.8B AUM 26.63% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Ariel Investments Chicago, Illinois $10B AUM 42.59% 1-Year Est. Return

EARNEST Partners Atlanta, Georgia $27.7B AUM 52.44% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

VAM

Veritas Asset Management London, United Kingdom $5.56B AUM 3.46% 1-Year Est. Return

Capital Research Global Investors Los Angeles, California $717B AUM 35.42% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return

CIBC Private Wealth Group's BIO Position: Q4 2025 in Review

CIBC Private Wealth Group reduced its Bio-Rad Laboratories Class A (BIO) stake by 50% in Q4 2025, selling an estimated $52.1K and leaving 164 shares worth $49.7K. The position accounts for ﹤0.01% of the portfolio, ranked #1781.

CIBC Private Wealth Group first reported a position in BIO in Q4 2017 and has held it in 11 quarters since. The position peaked at $14.8M in Q1 2024. 398 funds tracked by Wall St. Rank hold BIO as of Q4 2025.

CIBC Private Wealth Group held 164 shares of Bio-Rad Laboratories Class A worth $49.7K as of Q4 2025.
CIBC Private Wealth Group sold 167 Bio-Rad Laboratories Class A shares in Q4 2025, an estimated $52.1K.
Bio-Rad Laboratories Class A made up ﹤0.01% of CIBC Private Wealth Group's portfolio in Q4 2025, its #1781 holding.
CIBC Private Wealth Group first reported a position in Bio-Rad Laboratories Class A in Q4 2017 and has held it in 11 quarters since.
CIBC Private Wealth Group's Bio-Rad Laboratories Class A position peaked at $14.8M in Q1 2024.
398 funds tracked by Wall St. Rank held Bio-Rad Laboratories Class A as of Q4 2025.

Based on CIBC Private Wealth Group's 13F filing for Q4 2025, filed 12 Feb 2026.