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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, Q1 2024

Institutional positions in Bio-Rad Laboratories, Inc. as of Mar 31, 2024. 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
466
−17 vs. Q4 2023
Shares held
18.5M
+48.9K (+0.3%) vs. Q4 2023
Total value
$6.42B
+$443.5M (+7.4%) vs. Q4 2023
New holders
54
170 more added
Sold out
71
165 more reduced

4 institutions that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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 holdersQ1 2024: 466 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 heldQ1 2024: $6.42B
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, Q1 2024

Shares, value and share of portfolio for each institution holding Bio-Rad Laboratories, Inc.; share changes are against Q4 2023.

Institutions holding BIO in Q1 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Stifel Financial Corp5,859$2.03M0.00%−929−13.7%Reduced
Arizona State Retirement System5,956$2.06M0.01%+18+0.3%Added
Diversified Trust Co5,957$2.06M0.06%+4,299+259.3%Added
APG Asset Management US Inc.6,093$2.07M0.01%+1,930+46.4%Added
FORA Capital, LLC6,009$2.08M0.17%−236−3.8%Reduced
Vaughan Nelson Investment Management, L.P.6,010$2.08M0.02%+1,470+32.4%Added
Nordea Investment Management AB6,310$2.18M0.00%−479−7.1%Reduced
Robeco Institutional Asset Management B.V.6,398$2.21M0.00%+4,604+256.6%Added
Russell Investments Group, Ltd.6,700$2.32M0.00%−8,499−55.9%Reduced
SG Americas Securities, LLC6,792$2.35M0.01%+5,049+289.7%Added
Ensign Peak Advisors, Inc6,895$2.38M0.00%−335−4.6%Reduced
Royal London Asset Management Ltd6,895$2.38M0.01%−242−3.4%Reduced
Pinebridge Investments, L.P.6,936$2.40M0.02%+1,656+31.4%Added
Wellington Management Group LLP7,133$2.47M0.00%−744−9.4%Reduced
Resona Asset Management Co.,Ltd.7,139$2.47M0.01%+7,139New
Danske Bank A/S7,489$2.59M0.01%+7,489New
HighTower Advisors, LLC7,593$2.61M0.00%+1,239+19.5%Added
MML Investors Services, LLC7,564$2.62M0.01%+1,290+20.6%Added
Great West Life Assurance Co7,670$2.65M0.01%−858−10.1%Reduced
First Manhattan Co7,710$2.67M0.01%−741−8.8%Reduced
Cerity Partners LLC7,749$2.68M0.01%+6,858+769.7%Added
Asset Management One Co.,Ltd.7,849$2.71M0.01%−319−3.9%Reduced
Voya Investment Management LLC7,903$2.73M0.00%−236−2.9%Reduced
Investmentaktiengesellschaft Fuer Langfristige Investoren TGV8,000$2.77M0.19%+8,000New
Public Employees Retirement System of Ohio8,062$2.79M0.01%−724−8.2%Reduced
Andra AP-fonden8,100$2.80M0.05%+8,100New
BNP Paribas Arbitrage, SA8,515$2.95M0.00%−18,410−68.4%Reduced
Quadrature Capital Ltd8,644$2.99M0.05%−15,176−63.7%Reduced
Standard Life Aberdeen plc8,663$3.00M0.01%−129−1.5%Reduced
Mn Services Vermogensbeheer B.V.8,700$3.01M0.02%+8,700New
Regions Financial Corp8,834$3.06M0.02%+1,429+19.3%Added
Arrowstreet Capital, Limited Partnership8,972$3.10M0.00%+8,972New
Treasurer of the State of North Carolina9,188$3.18M0.01%+60+0.7%Added
The PNC Financial Services Group, Inc.9,741$3.37M0.00%−156−1.6%Reduced
US Bancorp9,960$3.44M0.00%+1,209+13.8%Added
Mitsubishi UFJ Trust & Banking Corp10,465$3.62M0.01%−1,206−10.3%Reduced
Truist Financial Corp10,673$3.69M0.01%−962−8.3%Reduced
Capital Fund Management S.A.11,188$3.87M0.05%+11,188New
Fifth Third Bancorp11,227$3.88M0.02%+1,718+18.1%Added
Chevy Chase Trust Holdings, Inc.11,594$4.01M0.01%−98−0.8%Reduced
State of New Jersey Common Pension Fund D11,769$4.07M0.01%−776−6.2%Reduced
Ameriprise Financial Inc11,833$4.09M0.00%+43+0.4%Added
Citigroup Inc11,869$4.11M0.00%+240+2.1%Added
Susquehanna International Group, LLP11,870$4.11M0.01%+5,709+92.7%Added
DekaBank Deutsche Girozentrale12,335$4.30M0.01%−914−6.9%Reduced
State of Wisconsin Investment Board12,597$4.36M0.01%−1,803−12.5%Reduced
Korea Investment CORP12,683$4.39M0.01%−567−4.3%Reduced
Toronto Dominion Bank12,839$4.44M0.01%+228+1.8%Added
APG Asset Management N.V.14,209$4.55M0.01%−1,573−10.0%Reduced
Pictet Asset Management Holding SA13,481$4.66M0.01%−1,138−7.8%Reduced
Raymond James & Associates14,049$4.86M0.00%+966+7.4%Added
New York State Common Retirement Fund14,052$4.86M0.01%−1,911−12.0%Reduced
CenterBook Partners LP14,887$5.15M0.36%+4,833+48.1%Added
Vestal Point Capital, LP15,000$5.19M0.43%+15,000New
Prudential Financial Inc15,399$5.33M0.01%−193−1.2%Reduced
Roubaix Capital, LLC15,743$5.45M3.44%+3,194+25.5%Added
Clearline Capital LP15,779$5.46M0.54%+15,779New
Baird Financial Group, Inc.16,092$5.57M0.01%+3,921+32.2%Added
New York State Teachers Retirement System16,154$5.59M0.01%+101+0.6%Added
Brown Advisory Inc16,442$5.69M0.01%+873+5.6%Added
Assetmark, Inc16,959$5.87M0.02%+16+0.1%Added
Two Sigma Advisers, LP17,168$5.94M0.01%−3,800−18.1%Reduced
Victory Capital Management Inc17,810$6.16M0.01%+139+0.8%Added
Beacon Pointe Advisors, LLC18,981$6.56M0.07%+18,981New
Acadian Asset Management LLC19,064$6.59M0.02%−7,616−28.5%Reduced
Adage Capital Partners GP, L.L.C.20,510$7.09M0.01%+200+1.0%Added
Engineers Gate Manager LP21,074$7.29M0.19%−10,652−33.6%Reduced
Winslow Asset Management Inc22,779$7.88M1.48%+723+3.3%Added
Royce & Associates LP22,847$7.90M0.07%+12,742+126.1%Added
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.22,850$7.90M0.01%+2,113+10.2%Added
Millennium Management LLC22,911$7.92M0.01%−200,331−89.7%Reduced
Teachers Retirement System of the State of Kentucky24,385$8.43M0.08%−5,596−18.7%Reduced
Alliancebernstein L.P.24,871$8.60M0.00%−416,831−94.4%Reduced
Credit Suisse AG25,397$8.78M0.01%−6,670−20.8%Reduced
Gamco Investors, Inc. Et Al26,750$9.25M0.09%−225−0.8%Reduced
Principal Financial Group Inc27,055$9.36M0.01%+78+0.3%Added
HSBC Holdings PLC27,400$9.47M0.01%−1,667−5.7%Reduced
Natixis Advisors, L.P.27,682$9.57M0.02%+6,938+33.4%Added
Philosophy Capital Management LLC30,900$10.7M2.09%+30,900New
Soditic Asset Management LLP31,727$11.0M13.00%−5,392−14.5%Reduced
Royal Bank of Canada31,757$11.0M0.00%−851−2.6%Reduced
Two Sigma Investments, LP32,067$11.1M0.03%−946−2.9%Reduced
California State Teachers Retirement System32,398$11.2M0.01%+131+0.4%Added
Bank of Montreal33,011$11.4M0.01%+544+1.7%Added
Gotham Asset Management, LLC33,386$11.5M0.17%−4,028−10.8%Reduced
Sector Gamma AS33,662$11.6M3.28%+10,053+42.6%Added
NFJ Investment Group, LLC34,030$11.8M0.32%−1,785−5.0%Reduced
Kornitzer Capital Management Inc34,853$12.1M0.22%−1,794−4.9%Reduced
State Board of Administration of Florida Retirement System26,050$12.5M0.03%+1,076+4.3%Added
Amundi44,503$12.5M0.01%−150,139−77.1%Reduced
Comerica Bank37,054$12.8M0.06%−1,964−5.0%Reduced
Rhumbline Advisers37,320$12.9M0.01%−180−0.5%Reduced
Citadel Advisors LLC38,070$13.2M0.01%+16,217+74.2%Added
JPMorgan Chase & Co38,211$13.2M0.00%−8,153−17.6%Reduced
Barclays PLC39,854$13.8M0.01%−22,098−35.7%Reduced
Assenagon Asset Management S.A.39,875$13.8M0.04%+27,270+216.3%Added
California Public Employees Retirement System40,147$13.9M0.01%−740−1.8%Reduced
Gabelli Funds LLC41,800$14.5M0.11%+6,000+16.8%Added
Wells Fargo & Company42,077$14.6M0.00%+6,218+17.3%Added
CIBC Private Wealth Group, LLC43,692$14.8M0.03%+405+0.9%Added