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

AlphaQuest’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
2026 Q1	–	Sell	-1,770	Closed	-$536K	–	261
2025 Q4	$536K	Buy	1,770 +568	+47%	+$177K	0.03%	767
2025 Q3	$337K	Buy	+1,202	New	+$327K	0.02%	1083
2025 Q2	–	Sell	-996	Closed	-$243K	–	2086
2025 Q1	$243K	Buy	+996	New	+$300K	0.03%	893
2024 Q4	–	Sell	-1	Closed	-$335	–	1723
2024 Q3	$335	Hold	1	–	–	﹤0.01%	1774
2024 Q2	$273	Sell	1 -1	-50%	-$291	﹤0.01%	1449
2024 Q1	$692	Sell	2 -1,325	-100%	-$436K	﹤0.01%	1457
2023 Q4	$428K	Buy	+1,327	New	+$416K	0.09%	401

Other funds holding BIO

First Eagle Investment Management New York $60.8B AUM 26.63% 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

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

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

Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return

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

AlphaQuest's BIO Position: Q1 2026 in Review

AlphaQuest sold out of Bio-Rad Laboratories Class A (BIO) in Q1 2026, closing a stake of 1,770 shares — an estimated $536K sold.

AlphaQuest first reported a position in BIO in Q4 2023 and held it in 7 quarters. The position peaked at $536K in Q4 2025. 394 funds tracked by Wall St. Rank hold BIO as of Q1 2026.

AlphaQuest reported no remaining Bio-Rad Laboratories Class A position as of Q1 2026 after selling out during the quarter.
AlphaQuest sold 1,770 Bio-Rad Laboratories Class A shares in Q1 2026, an estimated $536K.
AlphaQuest first reported a position in Bio-Rad Laboratories Class A in Q4 2023 and held it in 7 quarters.
AlphaQuest's Bio-Rad Laboratories Class A position peaked at $536K in Q4 2025.
394 funds tracked by Wall St. Rank held Bio-Rad Laboratories Class A as of Q1 2026.

Based on AlphaQuest's 13F filing for Q1 2026.