BIO-RAD LABORATORIES, INC.

BIO
Exchange
NYSE
Industry
Laboratory Analytical Instruments
SEC CIK
0000012208

Other share classesBIO.B

13F holders, Q2 2026

Positions as of Jun 30, 2026.

Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
399
+4 vs. Q1 2026
Shares held
22.25M
+2.26M (+11.3%) vs. Q1 2026
Total value
$6.53B
+$962.01M (+17.3%) vs. Q1 2026

Compare with Q1 2026: new holders and sold out

Holders over time

509 in Q3 2021 → 399 in Q2 2026

Show by quarter
Number of institutions holding BIO by quarter
QuarterHolders
Q2 2026399
Q1 2026395
Q4 2025400
Q3 2025397
Q2 2025385
Q1 2025435
Q4 2024457
Q3 2024440
Q2 2024441
Q1 2024466
Q4 2023487
Q3 2023471
Q2 2023470
Q1 2023508
Q4 2022473
Q3 2022486
Q2 2022502
Q1 2022515
Q4 2021534
Q3 2021509

Institutions

Institutions holding BIO in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
First Eagle Investment Management, LLC5,212,438$1.53B1.27%+2,609,666+100.3%Added
BlackRock, Inc.1,698,929$498.82M0.01%+18,869+1.1%Added
DIMENSIONAL FUND ADVISORS LP944,548$277.33M0.05%−144,775−13.3%Reduced
VANGUARD CAPITAL MANAGEMENT LLC826,972$242.81M0.01%−4,193−0.5%Reduced
ARIEL INVESTMENTS, LLC816,751$239.81M2.39%+30,790+3.9%Added
VANGUARD PORTFOLIO MANAGEMENT LLC816,198$239.64M0.01%−12,988−1.6%Reduced
EARNEST PARTNERS LLC580,752$170.51M0.61%−7,979−1.4%Reduced
STATE STREET CORP571,762$167.88M0.00%+12,192+2.2%Added
BANK OF AMERICA CORP /DE/490,412$143.99M0.01%+45,455+10.2%Added
Assenagon Asset Management S.A.466,454$136.96M0.09%+318,620+215.5%Added
Capital World Investors462,457$135.78M0.02%+12,457+2.8%Added
Capital Research Global Investors443,483$130.21M0.02%+57,904+15.0%Added
UBS ASSET MANAGEMENT AMERICAS INC418,884$122.99M0.02%−7,154−1.7%Reduced
First Pacific Advisors, LP401,861$117.99M1.46%−5,497−1.3%Reduced
GEODE CAPITAL MANAGEMENT, LLC347,575$102.08M0.01%−17,107−4.7%Reduced
NOMURA HOLDINGS INC328,897$96.57M0.41%+111,555+51.3%Added
UBS Group AG308,325$90.53M0.01%−46,040−13.0%Reduced
SEI INVESTMENTS CO273,377$80.26M0.07%−14,535−5.0%Reduced
BARCLAYS PLC267,634$78.58M0.02%−11,201−4.0%Reduced
DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C)226,070$66.38M0.69%00.0%Unchanged
NORTHERN TRUST CORP218,285$64.09M0.01%−212−0.1%Reduced
CHARLES SCHWAB INVESTMENT MANAGEMENT INC195,538$57.41M0.01%−1,020−0.5%Reduced
FRANKLIN RESOURCES INC193,682$56.87M0.01%+23,328+13.7%Added
AQR CAPITAL MANAGEMENT LLC192,711$56.05M0.02%+98,162+103.8%Added
MORGAN STANLEY190,285$55.87M0.00%−83,646−30.5%Reduced
GOLDMAN SACHS GROUP INC181,225$53.21M0.01%+128,185+241.7%Added
SG Americas Securities, LLC170,802$50.15M0.03%+103,817+155.0%Added
GW&K Investment Management, LLC166,905$49.01M0.38%−7,803−4.5%Reduced
Gotham Asset Management, LLC166,262$48.82M0.11%+13,878+9.1%Added
Freestone Grove Partners LP140,113$41.14M0.27%−7,492−5.1%Reduced
THOMPSON SIEGEL & WALMSLEY LLC129,881$38.13M0.69%−46,584−26.4%Reduced
MANGROVE PARTNERS127,191$37.34M2.45%+338+0.3%Added
VICTORY CAPITAL MANAGEMENT INC122,126$35.86M0.02%+103,487+555.2%Added
Fisher Asset Management, LLC116,909$34.33M0.01%−1,774−1.5%Reduced
VANGUARD FIDUCIARY TRUST CO114,403$33.59M0.01%+764+0.7%Added
Bank of New York Mellon Corp113,854$33.43M0.01%−13,002−10.2%Reduced
ING GROEP NV112,700$33.09M0.16%+22,700+25.2%Added
Neuberger Berman Group LLC111,812$32.85M0.02%+108,783+3,591.4%Added
NORGES BANK111,580$32.76M0.00%+111,580New
Boston Trust Walden Corp111,167$32.64M0.25%+17,672+18.9%Added
ENVESTNET ASSET MANAGEMENT INC105,449$30.96M0.01%+116+0.1%Added
JPMORGAN CHASE & CO102,605$30.55M0.00%+3,214+3.2%Added
MANUFACTURERS LIFE INSURANCE COMPANY, THE101,580$29.82M0.02%+1,860+1.9%Added
WELLS FARGO & COMPANY/MN97,500$28.63M0.00%+76,831+371.7%Added
Hosking Partners LLP94,430$27.73M0.92%+25,421+36.8%Added
FIRST TRUST ADVISORS LP94,209$27.66M0.02%+92,687+6,089.8%Added
JNE Partners LLP88,511$25.99M10.68%−3,589−3.9%Reduced
Allianz Asset Management GmbH87,780$25.77M0.02%−22,461−20.4%Reduced
NATIXIS ADVISORS, L.P.82,389$24.19M0.03%+7,342+9.8%Added
JONES FINANCIAL COMPANIES LLLP78,878$23.73M0.01%+6,902+9.6%Added
EXCHANGE TRADED CONCEPTS, LLC72,116$21.17M0.10%+13,586+23.2%Added
Mawer Investment Management Ltd.71,577$21.02M0.14%−117,207−62.1%Reduced
Allspring Global Investments Holdings, LLC69,598$20.68M0.03%−16,367−19.0%Reduced
Tikvah Management LLC68,604$20.14M6.12%−29,230−29.9%Reduced
QVIDTVM Management LLC66,243$19.45M25.39%−17,489−20.9%Reduced
NATIONAL BANK OF CANADA /FI/65,000$19.08M0.02%−25,000−27.8%Reduced
CITADEL ADVISORS LLC60,819$17.86M0.01%−87,850−59.1%Reduced
WELLINGTON MANAGEMENT GROUP LLP60,249$17.69M0.00%+60,249New
MILLENNIUM MANAGEMENT LLC59,895$17.59M0.01%+56,601+1,718.3%Added
Arnhold LLC55,568$16.32M1.14%+12,666+29.5%Added
RHUMBLINE ADVISERS45,140$13.25M0.01%−897−1.9%Reduced
ASSETMARK, INC44,277$13M0.02%+5,288+13.6%Added
Portolan Capital Management, LLC42,620$12.51M0.47%+28,447+200.7%Added
Marathon Asset Mgmt Ltd41,975$12.32M0.50%−11,686−21.8%Reduced
PRINCIPAL FINANCIAL GROUP INC40,905$12.01M0.01%+291+0.7%Added
BANK OF NOVA SCOTIA39,708$11.66M0.02%+39,708New
RAYMOND JAMES FINANCIAL INC37,558$11.03M0.00%+1,664+4.6%Added
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM36,941$10.85M0.01%+1,593+4.5%Added
Legal & General Group Plc36,847$10.82M0.00%+619+1.7%Added
TEACHERS RETIREMENT SYSTEM OF THE STATE OF KENTUCKY36,444$10.7M0.07%00.0%Unchanged
Swiss National Bank36,320$10.66M0.01%−560−1.5%Reduced
Invesco Ltd.36,283$10.65M0.00%−552−1.5%Reduced
SECTOR GAMMA AS33,350$9.79M2.12%+9,600+40.4%Added
Quantinno Capital Management LP30,004$8.81M0.01%−3,646−10.8%Reduced
Nuveen, LLC29,493$8.66M0.00%+76+0.3%Added
Palliser Capital (UK) Ltd27,954$8.21M4.41%+27,954New
GAMCO INVESTORS, INC. ET AL26,750$7.85M0.07%00.0%Unchanged
GABELLI FUNDS LLC25,900$7.6M0.05%−2,500−8.8%Reduced
Tudor Investment Corp Et Al25,000$7.34M0.03%+19,839+384.4%Added
WINSLOW ASSET MANAGEMENT INC24,773$7.27M1.26%+604+2.5%Added
Concentric Capital Strategies, LP23,692$6.96M0.43%+23,692New
Hound Partners, LLC22,481$6.6M0.76%−75,243−77.0%Reduced
ALLIANCEBERNSTEIN L.P.22,502$6.27M0.00%−1,985−8.1%Reduced
ACADIAN ASSET MANAGEMENT LLC21,359$6.27M0.01%−81,441−79.2%Reduced
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM20,766$6.1M0.01%−1,166−5.3%Reduced
PRICE T ROWE ASSOCIATES INC /MD/19,287$5.66M0.00%−54,994−74.0%Reduced
D. E. Shaw & Co., Inc.19,256$5.65M0.00%+11,111+136.4%Added
MARSHALL WACE, LLP18,980$5.57M0.00%−14,237−42.9%Reduced
Retirement Systems of Alabama18,628$5.47M0.02%−3,661−16.4%Reduced
BNP PARIBAS ARBITRAGE, SA18,205$5.35M0.00%−8,121−30.8%Reduced
VANGUARD ASSET MANAGEMENT, Ltd17,841$5.24M0.00%+1,473+9.0%Added
Russell Investments Group, Ltd.17,435$5.12M0.00%+1,941+12.5%Added
HSBC HOLDINGS PLC17,582$5.1M0.00%+1,997+12.8%Added
AMERIPRISE FINANCIAL INC16,649$4.89M0.00%−1,374−7.6%Reduced
NEW YORK STATE TEACHERS RETIREMENT SYSTEM16,464$4.83M0.01%−1,908−10.4%Reduced
ROYAL BANK OF CANADA16,448$4.83M0.00%−750−4.4%Reduced
AYAL Capital Advisors Ltd16,333$4.8M2.46%+16,333New
STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM15,663$4.6M0.01%−340−2.1%Reduced
AMUNDI15,057$4.42M0.00%−23,721−61.2%Reduced
LPL Financial LLC15,011$4.41M0.00%−1,229−7.6%Reduced