Bio-Rad Laboratories, Inc. (BIO) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

0Shares Outstanding

475,550Shares held by institutions

$128,617,253Value of institutional holdings

68.41%Institutional ownership %

-2.79%Shares Changed QoQ

381No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Bio-Rad Laboratories, Inc. (NYSE:BIO) has 385 institutional investors that have filed 13F reports for the period ending December 2025.

These investors held 72.0% of outstanding shares in December 2025, down from 74.3% in September 2025.
Their total shares held in BIO increased 1.18% from the prior quarter, while the number of investors in Bio-Rad Laboratories decreased 14.44% year over year.
Of these 385 funds, 159 grew their exposure to Bio-Rad Laboratories, 144 cut back, and 82 maintained positions.
The aggregate institutional position in Bio-Rad Laboratories amounted to 19.64Mn shares as of December 2025, up by 229.81K shares quarter on quarter, and up 310.28K shares year over year.
As of December 31, 2025, First Eagle Investment Management, LLC held the largest stake in Bio-Rad Laboratories with 2.57Mn shares, accounting for 9.42% of total shares outstanding.
The most significant purchases of BIO for the quarter ending December 2025 came from MASSACHUSETTS FINANCIAL SERVICES CO /MA/ (390.59K), FULLER & THALER ASSET MANAGEMENT, INC. (281.25K), Boston Partners (247.61K), NORGES BANK (114.19K), Freestone Grove Partners LP (110.52K).
The largest sellers of Bio-Rad Laboratories for the quarter ending December 2025 were Bank Of America Corp /De/ (474.32K), Veritas Asset Management LLP (300.7K), Royal Bank Of Canada (161.38K), PARNASSUS INVESTMENTS, LLC (63.19K), Hound Partners, LLC (60.7K).
Per Business Quant data, the top 10 holders of Bio-Rad Laboratories for the quarter ending December 2025 are First Eagle Investment Management, LLC (2.57Mn), VANGUARD GROUP INC (1.77Mn), BlackRock, Inc. (1.68Mn), DIMENSIONAL FUND ADVISORS LP (1.08Mn), ARIEL INVESTMENTS, LLC (764.67K), EARNEST PARTNERS LLC (603.59K), State Street Corp (559.6K), Veritas Asset Management LLP (543.34K), FULLER & THALER ASSET MANAGEMENT, INC. (519.15K), Capital Research Global Investors (494.47K).

385 Institutional Holders

475,550 Total Shares Held

Rows:

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Owner Name	Date	Change (QoQ)	Change (%)	Value (USD)
BlackRock, Inc.	31 Dec, 2025	-14,901	-0.88%	$0.00
First Eagle Investment Management, LLC	31 Dec, 2025	50,154	1.99%	$0.00
UBS Group AG	31 Dec, 2025	-14,533	-6.30%	$0.00
Barclays Plc	31 Dec, 2025	-50,148	-67.18%	$0.00
VANGUARD GROUP INC	31 Dec, 2025	-19,274	-1.07%	$0.00
Allspring Global Investments Holdings, LLC	31 Dec, 2025	-5,556	-4.12%	$0.00
Rockefeller Capital Management L.P.	31 Dec, 2025	545	35.21%	$0.00
DIMENSIONAL FUND ADVISORS LP	31 Dec, 2025	14,134	1.33%	$0.00
Tikvah Management LLC	31 Dec, 2025	0	0.00%	$0.00
ARIEL INVESTMENTS, LLC	31 Dec, 2025	-44,808	-5.54%	$0.00
Freestone Grove Partners LP	31 Dec, 2025	110,524	0.00%	$0.00
EARNEST PARTNERS LLC	31 Dec, 2025	-5,690	-0.93%	$0.00
JNE Partners LLP	31 Dec, 2025	0	0.00%	$0.00
State Street Corp	31 Dec, 2025	-11,995	-2.10%	$0.00
QVIDTVM Management LLC	31 Dec, 2025	-42,997	-34.00%	$0.00
Veritas Asset Management LLP	31 Dec, 2025	-300,704	-35.63%	$0.00
Corient Private Wealth LLC	31 Dec, 2025	67,226	4,701.12%	$0.00
FULLER & THALER ASSET MANAGEMENT, INC.	31 Dec, 2025	281,251	118.22%	$0.00
T. Rowe Price Investment Management, Inc.	31 Dec, 2025	-4,377	-6.71%	$0.00
Capital Research Global Investors	31 Dec, 2025	76,117	18.19%	$0.00

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