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Bio-Rad Laboratories, Inc.

BIO
Exchange
NYSE
Industry
Laboratory Analytical Instruments
SEC CIK
0000012208

No open-market purchases or sales by Bio-Rad Laboratories, Inc. insiders were filed in the last 90 days; 400 institutions reported holding it in 13F filings for Q2 2026, worth $5.70B in total; no superinvestor holds it.

Other share classesBIO.B

13F holders, Q3 2023

Institutional positions in Bio-Rad Laboratories, Inc. as of Sep 30, 2023. 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
471
+3 vs. Q2 2023
Shares held
18.8M
−40.7K (−0.2%) vs. Q2 2023
Total value
$6.73B
−$457.6M (−6.4%) vs. Q2 2023
New holders
61
145 more added
Sold out
58
182 more reduced

2 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2023: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting BIO on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2023: 471 institutions
Q1 2021: 492 institutionsQ2 2021: 509 institutionsQ3 2021: 509 institutionsQ4 2021: 534 institutionsQ1 2022: 515 institutionsQ2 2022: 502 institutionsQ3 2022: 485 institutionsQ4 2022: 472 institutionsQ1 2023: 508 institutionsQ2 2023: 470 institutionsQ3 2023: 471 institutionsQ4 2023: 487 institutionsQ1 2024: 466 institutionsQ2 2024: 441 institutionsQ3 2024: 440 institutionsQ4 2024: 457 institutionsQ1 2025: 435 institutionsQ2 2025: 385 institutionsQ3 2025: 397 institutionsQ4 2025: 400 institutionsQ1 2026: 395 institutionsQ2 2026: 400 institutions
Value heldQ3 2023: $6.73B
Q1 2021: $11.2BQ2 2021: $12.5BQ3 2021: $14.5BQ4 2021: $14.4BQ1 2022: $10.8BQ2 2022: $9.46BQ3 2022: $8.13BQ4 2022: $8.11BQ1 2023: $9.20BQ2 2023: $7.19BQ3 2023: $6.73BQ4 2023: $5.98BQ1 2024: $6.42BQ2 2024: $5.41BQ3 2024: $6.50BQ4 2024: $6.17BQ1 2025: $4.71BQ2 2025: $4.63BQ3 2025: $5.46BQ4 2025: $5.88BQ1 2026: $5.57BQ2 2026: $5.70B
Institutions holding BIO and their total value by quarter
QuarterHoldersValue
Q2 2026400$5.70B
Q1 2026395$5.57B
Q4 2025400$5.88B
Q3 2025397$5.46B
Q2 2025385$4.63B
Q1 2025435$4.71B
Q4 2024457$6.17B
Q3 2024440$6.50B
Q2 2024441$5.41B
Q1 2024466$6.42B
Q4 2023487$5.98B
Q3 2023471$6.73B
Q2 2023470$7.19B
Q1 2023508$9.20B
Q4 2022472$8.11B
Q3 2022485$8.13B
Q2 2022502$9.46B
Q1 2022515$10.8B
Q4 2021534$14.4B
Q3 2021509$14.5B
Q2 2021509$12.5B
Q1 2021492$11.2B

Institutions, Q3 2023

Shares, value and share of portfolio for each institution holding Bio-Rad Laboratories, Inc.; share changes are against Q2 2023.

Institutions holding BIO in Q3 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Standard Life Aberdeen plc5,204$1.87M0.00%−261−4.8%Reduced
Healthcare of Ontario Pension Plan Trust Fund5,232$1.88M0.01%+5,232New
Swedbank AB5,274$1.89M0.00%00.0%Unchanged
Edgestream Partners, L.P.5,278$1.89M0.15%+5,278New
Amalgamated Bank5,285$1.89M0.02%−370−6.5%Reduced
Allianz Asset Management GmbH5,503$1.97M0.00%−6,488−54.1%Reduced
American International Group, Inc.5,526$1.98M0.01%−251−4.3%Reduced
State of Michigan Retirement System5,750$2.06M0.01%−100−1.7%Reduced
Arizona State Retirement System6,024$2.16M0.02%+10.0%Added
Assenagon Asset Management S.A.6,176$2.21M0.01%+4,306+230.3%Added
Nomura Asset Management Co Ltd6,474$2.32M0.01%−1,196−15.6%Reduced
Stifel Financial Corp6,564$2.35M0.00%−746−10.2%Reduced
CenterBook Partners LP7,015$2.51M0.31%−6,224−47.0%Reduced
Tudor Investment Corp Et Al7,055$2.53M0.04%+7,055New
Regions Financial Corp7,069$2.53M0.02%+159+2.3%Added
Ensign Peak Advisors, Inc7,230$2.59M0.01%+100+1.4%Added
Mizuho Markets Americas LLC7,265$2.60M0.10%+7,265New
HighTower Advisors, LLC7,258$2.61M0.00%+54+0.7%Added
Bayesian Capital Management, LP7,568$2.71M0.31%+7,568New
Brinker Capital Investments, LLC8,111$2.91M0.04%−340−4.0%Reduced
Orion Portfolio Solutions, LLC8,111$2.91M0.04%−340−4.0%Reduced
Great West Life Assurance Co8,128$2.92M0.01%−91−1.1%Reduced
Royal London Asset Management Ltd8,183$2.93M0.01%+616+8.1%Added
Platinum Investment Management Ltd8,636$3.10M0.12%00.0%Unchanged
Public Employees Retirement System of Ohio8,714$3.12M0.01%−936−9.7%Reduced
US Bancorp9,380$3.36M0.01%+2,346+33.4%Added
Asset Management One Co.,Ltd.9,391$3.37M0.01%−476−4.8%Reduced
Treasurer of the State of North Carolina9,491$3.40M0.02%+40+0.4%Added
First Republic Investment Management, Inc.9,734$3.49M0.01%+9,734New
Voya Investment Management LLC9,974$3.58M0.00%−267−2.6%Reduced
MML Investors Services, LLC10,085$3.62M0.02%−282−2.7%Reduced
Nordea Investment Management AB10,157$3.65M0.01%+579+6.0%Added
Pictet Asset Management Holding SA10,335$3.70M0.00%+10,335New
Weiss Multi-Strategy Advisers LLC10,841$3.89M0.09%+742+7.3%Added
Worldquant Millennium Advisors LLC10,860$3.89M0.06%−463−4.1%Reduced
The PNC Financial Services Group, Inc.10,965$3.93M0.00%−69−0.6%Reduced
Korea Investment CORP11,634$4.17M0.01%+3,350+40.4%Added
Chevy Chase Trust Holdings, Inc.11,740$4.21M0.02%−539−4.4%Reduced
State of Wisconsin Investment Board11,792$4.23M0.01%−1,131−8.8%Reduced
Victory Capital Management Inc11,881$4.26M0.00%−895−7.0%Reduced
Toronto Dominion Bank11,977$4.29M0.01%−483−3.9%Reduced
Jane Street Group, LLC12,006$4.30M0.01%+10,856+944.0%Added
D. E. Shaw & Co., Inc.12,112$4.34M0.01%+809+7.2%Added
Mitsubishi UFJ Trust & Banking Corp12,182$4.37M0.01%−1,032−7.8%Reduced
Ameriprise Financial Inc12,198$4.37M0.00%−98−0.8%Reduced
Aviva PLC12,386$4.44M0.02%+11,558+1,395.9%Added
Moore Capital Management, LP12,500$4.48M0.12%−12,500−50.0%Reduced
State of New Jersey Common Pension Fund D12,545$4.50M0.02%−1,084−8.0%Reduced
Quadrature Capital Ltd12,685$4.55M0.09%+12,143+2,240.4%Added
Brandywine Global Investment Management, LLC13,046$4.68M0.04%−1,003−7.1%Reduced
Twinbeech Capital LP13,046$4.68M0.09%+13,046New
Zurcher Kantonalbank (Zurich Cantonalbank)13,127$4.71M0.02%+140+1.1%Added
Citigroup Inc13,137$4.71M0.01%−1,799−12.0%Reduced
DekaBank Deutsche Girozentrale13,341$4.74M0.01%+4,325+48.0%Added
Fifth Third Bancorp13,302$4.77M0.02%+949+7.7%Added
Baird Financial Group, Inc.13,871$4.97M0.01%+1,034+8.1%Added
BNP Paribas Arbitrage, SA14,263$5.11M0.01%+521+3.8%Added
Truist Financial Corp14,819$5.31M0.01%+31+0.2%Added
Aquatic Capital Management LLC14,840$5.32M0.22%+9,940+202.9%Added
New York State Teachers Retirement System15,952$5.72M0.01%+84+0.5%Added
Bridgewater Associates, LP16,759$6.01M0.04%+290+1.8%Added
APG Asset Management N.V.17,534$6.29M0.01%−1,841−9.5%Reduced
Natixis Advisors, L.P.17,592$6.31M0.02%+6,082+52.8%Added
New York State Common Retirement Fund17,779$6.37M0.01%−3,946−18.2%Reduced
National Bank of Canada18,131$6.44M0.01%+884+5.1%Added
HRT Financial LP18,145$6.50M0.06%+15,320+542.3%Added
Manufacturers Life Insurance Company, The18,241$6.54M0.00%+2,575+16.4%Added
Prudential Financial Inc18,515$6.64M0.01%−829−4.3%Reduced
Assetmark, Inc18,804$6.74M0.03%+1,246+7.1%Added
Rivermont Capital Management LP19,625$7.03M3.15%−1,019−4.9%Reduced
Polar Asset Management Partners Inc.19,869$7.12M0.17%−52,800−72.7%Reduced
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.20,699$7.42M0.02%+1,497+7.8%Added
Winslow Asset Management Inc21,443$7.69M1.78%+568+2.7%Added
HSBC Holdings PLC21,641$7.76M0.01%+5,587+34.8%Added
Gotham Asset Management, LLC22,671$8.13M0.17%+17,891+374.3%Added
State Board of Administration of Florida Retirement System23,736$8.51M0.02%−980−4.0%Reduced
Russell Investments Group, Ltd.23,745$8.51M0.02%+2,650+12.6%Added
Susquehanna International Group, LLP23,938$8.58M0.01%+13,911+138.7%Added
Tang Capital Management LLC24,000$8.60M1.21%+8,000+50.0%Added
Advisor Group Holdings, Inc.24,674$8.84M0.01%+8,416+51.8%Added
Goldman Sachs Group Inc26,029$9.33M0.00%−15,770−37.7%Reduced
Franklin Resources Inc26,316$9.43M0.00%+24,202+1,144.8%Added
Gamco Investors, Inc. Et Al27,175$9.74M0.11%00.0%Unchanged
Principal Financial Group Inc27,572$9.88M0.01%−368−1.3%Reduced
AQR Capital Management LLC27,997$10.0M0.02%+21,651+341.2%Added
Credit Suisse AG29,253$10.5M0.01%−6,229−17.6%Reduced
Bank of Montreal28,018$10.7M0.01%−5,261−15.8%Reduced
Royce & Associates LP30,329$10.9M0.11%+30,329New
NFJ Investment Group, LLC30,767$11.0M0.32%−240−0.8%Reduced
Comerica Bank30,838$11.1M0.06%+30,838New
Teachers Retirement System of the State of Kentucky31,270$11.2M0.11%+804+2.6%Added
LPL Financial LLC32,337$11.6M0.01%+1,486+4.8%Added
California State Teachers Retirement System33,103$11.9M0.02%−1,439−4.2%Reduced
La Banque Postale Asset Management SA33,135$11.9M0.26%+825+2.6%Added
Two Sigma Investments, LP34,668$12.4M0.03%−25,307−42.2%Reduced
Easterly Investment Partners LLC34,727$12.4M1.37%−9,319−21.2%Reduced
Raymond James & Associates34,732$12.4M0.01%+767+2.3%Added
Acadian Asset Management LLC35,425$12.7M0.05%−87,533−71.2%Reduced
Gabelli Funds LLC35,800$12.8M0.10%−1,400−3.8%Reduced
Rhumbline Advisers36,690$13.2M0.02%+90+0.2%Added