Bio-Rad Laboratories BIO Institutional Ownership

NYSE BIO

$377.07 -3.05 (-0.80%)

As of: Sep 9, 2026 · 11:22 AM EDT

Institutions by Trading Activity

401 Institutions

Increased 177 44.1%

Unchanged 70 17.5%

Reduced 154 38.4%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

73.29%

▼-10.52 pp QoQ

Shares Held by Institutions

19.60Mn

of 26.75Mn outstanding

▼-10.08% QoQ

Shares Outstanding

26.75Mn

7.14Mn held outside 13F filers

Institutional Investors

401

filed 13F for Jun 2026

▲+9 vs prior quarter

Net Shares Added (QoQ)

-2.20Mn

distributed since last quarter

Value of Holdings

$7.58Bn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Quarter ending 30 Jun, 2026

Bio-Rad Laboratories, Inc. (NYSE:BIO) showed up in the 13F filings of 401 institutional investors as of June 2026.

They owned 73.3% of outstanding stock in June 2026, down from 83.8% the prior quarter.
They decreased total shares held in BIO by -10.08% quarter over quarter, and investors in Bio-Rad Laboratories increased 4.43% from a year ago.
Of these 401 funds, 177 grew their exposure to Bio-Rad Laboratories, 154 cut back, and 70 maintained positions.
Institutional investors collectively held 19.6Mn shares in Bio-Rad Laboratories as of June 2026, down by 2.2Mn shares quarter on quarter, and up 973.58K shares year over year.
First Eagle Investment Management, LLC is the top holder of Bio-Rad Laboratories as of June 30, 2026, with 2.61Mn shares representing 9.74% of outstanding stock.
Top purchasers of BIO stock for the quarter ending June 2026 included Sixth Street Partners Management Company, L.P. (195.54K), Goldman Sachs Group Inc (128.18K), NORGES BANK (111.58K), Nomura Holdings Inc (111.56K), Neuberger Berman Group LLC (108.78K).
Leading sellers of Bio-Rad Laboratories shares for the quarter ending June 2026 were First Eagle Investment Management, LLC (2.6Mn), MASSACHUSETTS FINANCIAL SERVICES CO /MA/ (388.3K), DIMENSIONAL FUND ADVISORS LP (144.78K), Mawer Investment Management Ltd. (117.21K), Federated Hermes, Inc. (105.64K).
Business Quant data shows the 10 biggest positions in Bio-Rad Laboratories as of June 2026 are held by First Eagle Investment Management, LLC (2.61Mn), BlackRock, Inc. (1.7Mn), DIMENSIONAL FUND ADVISORS LP (944.55K), VANGUARD CAPITAL MANAGEMENT LLC (826.97K), ARIEL INVESTMENTS, LLC (816.75K), VANGUARD PORTFOLIO MANAGEMENT LLC (816.2K), EARNEST PARTNERS LLC (580.75K), State Street Corp (571.76K), Bank Of America Corp /De/ (490.41K), Capital World Investors (462.46K).

Form 13F Holdings

401 Institutional Holders

Report period 30 Jun, 2026

Total shares held 19.60Mn

Of outstanding 73.29%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	First Eagle Investment Management, LLC	0001325447	2,606,219	9.74%	▼2,599,325	-49.93%	$765.21Mn
2	BlackRock, Inc.	0002012383	1,698,929	6.35%	▲18,869	+1.12%	$498.82Mn
3	DIMENSIONAL FUND ADVISORS LP	0000354204	944,548	3.53%	▼144,775	-13.29%	$277.33Mn
4	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	826,972	3.09%	▼4,193	-0.50%	$242.81Mn
5	ARIEL INVESTMENTS, LLC	0000936753	816,751	3.05%	▲30,790	+3.92%	$239.81Mn
6	VANGUARD PORTFOLIO MANAGEMENT LLC	0002100121	816,198	3.05%	▼12,988	-1.57%	$239.64Mn
7	EARNEST PARTNERS LLC	0001102578	580,752	2.17%	▼7,979	-1.36%	$170.51Mn
8	State Street Corp	0000093751	571,762	2.14%	▲12,192	+2.18%	$167.88Mn
9	Bank Of America Corp /De/	0000070858	490,412	1.83%	▲45,455	+10.22%	$143.99Mn
10	Capital World Investors	0001422849	462,457	1.73%	▲12,457	+2.77%	$135.78Mn
11	Capital Research Global Investors	0001422848	443,483	1.66%	▲57,904	+15.02%	$130.21Mn
12	UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	0000861177	418,884	1.57%	▼7,154	-1.68%	$122.99Mn
13	First Pacific Advisors, LP	0001377581	401,861	1.50%	▼5,497	-1.35%	$117.99Mn
14	GEODE CAPITAL MANAGEMENT, LLC	0001214717	347,575	1.30%	▼17,107	-4.69%	$102.08Mn
15	Nomura Holdings Inc	0001163653	328,897	1.23%	▲111,555	+51.33%	$96.57Mn
16	UBS Group AG	0001610520	308,325	1.15%	▼46,040	-12.99%	$90.53Mn
17	Sei Investments Co	0000350894	273,377	1.02%	▼14,535	-5.05%	$80.26Mn
18	Barclays Plc	0000312069	267,634	1.00%	▼11,201	-4.02%	$78.58Mn
19	Assenagon Asset Management S.A.	0001546007	233,227	0.87%	▲85,393	+57.76%	$68.48Mn
20	DEERFIELD MANAGEMENT COMPANY, L.P.	0001009258	226,070	0.85%	0	0.00%	$66.38Mn

Showing 1 to 20 of 401 holders