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BIO Insider Trading

Insider Ownership Percentage: 17.06%
Insider Buying (Last 12 Months): $0.00
Insider Selling (Last 12 Months): $214,326.00

Bio-Rad Laboratories Insider Trading History Chart

This chart shows the insider buying and selling history at Bio-Rad Laboratories by year and by quarter.

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Bio-Rad Laboratories Share Price & Price History

Current Price: $320.00
Price Change: ▼ Price Decrease of -0.34 (-0.11%)
As of 12/4/2025 04:59 PM ET

This chart shows the closing price history over time for BIO up to the past year.

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Days: 30 | 90 | 365

Bio-Rad Laboratories Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
11/6/2025James BarryEVPSell700$306.18$214,326.00510View SEC Filing Icon  
9/6/2024Andrew J LastCOOSell3,000$329.94$989,820.007,559View SEC Filing Icon  
9/4/2024James BarryEVPSell623$330.49$205,895.27147View SEC Filing Icon  
6/13/2024Michael CrowleyEVPSell369$281.91$104,024.796,573View SEC Filing Icon  
2/27/2024Michael CrowleyEVPSell3,000$336.00$1,008,000.006,942View SEC Filing Icon  
12/12/2023Dara WrightEVPSell1,200$299.16$358,992.001,499View SEC Filing Icon  
11/28/2023Michael CrowleyEVPSell642$305.10$195,874.206,942View SEC Filing Icon  
8/30/2023Timothy S ErnstEVPSell2,350$395.60$929,660.002,416View SEC Filing Icon  
8/23/2023Timothy S ErnstEVPSell300$384.69$115,407.002,416View SEC Filing Icon  
6/15/2023Michael CrowleyEVPSell500$379.39$189,695.006,040View SEC Filing Icon  
6/6/2023Ajit RamalingamCAOSell198$368.30$72,923.40View SEC Filing Icon  
3/8/2023Timothy S ErnstEVPSell1,746$486.43$849,306.782,671View SEC Filing Icon  
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SEC Filings (Institutional Ownership Changes) for Bio-Rad Laboratories (NYSE:BIO)

65.24% of Bio-Rad Laboratories stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

This chart shows the instiutional buying and selling at BIO by year and by quarter.

Skip Institutional Buying and Selling Chart and Table DataRead Chart Data in Institutional Trading History Table

Bio-Rad Laboratories Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
12/2/2025Swiss Life Asset Management Ltd872$0.24M0.0%-29.7%0.003%Search for SEC Filing on Google Icon
11/24/2025CIBC Private Wealth Group LLC331$93K0.0%+241.2%0.001%Search for SEC Filing on Google Icon
11/19/2025Coldstream Capital Management Inc.926$0.26M0.0%N/A0.003%Search for SEC Filing on Google Icon
11/18/2025Cim Investment Management Inc.1,504$0.42M0.1%-50.7%0.006%Search for SEC Filing on Google Icon
11/17/2025CANADA LIFE ASSURANCE Co14,379$3.88M0.0%+9.7%0.053%Search for SEC Filing on Google Icon
11/17/2025Dark Forest Capital Management LP2,308$0.65M0.0%-49.8%0.009%Search for SEC Filing on Google Icon
11/17/2025Verition Fund Management LLC6,355$1.78M0.0%+57.2%0.024%Search for SEC Filing on Google Icon
11/17/2025Politan Capital Management LP3,024$0.85M0.1%+16.8%0.011%Search for SEC Filing on Google Icon
11/17/2025Quarry LP287$80K0.0%+131.5%0.001%Search for SEC Filing on Google Icon
11/17/2025Prelude Capital Management LLC16,733$4.69M0.4%-42.8%0.062%Search for SEC Filing on Google Icon
11/17/2025Public Employees Retirement System of Ohio6,143$1.72M0.0%-2.6%0.023%Search for SEC Filing on Google Icon
11/17/2025Northern Trust Corp226,006$63.37M0.0%-0.2%0.838%Search for SEC Filing on Google Icon
11/17/2025Mercer Global Advisors Inc. ADV752$0.21M0.0%N/A0.003%Search for SEC Filing on Google Icon
11/17/2025Millennium Management LLC24,455$6.86M0.0%-90.3%0.091%Search for SEC Filing on Google Icon
11/17/2025Moore Capital Management LP55,000$15.42M0.2%N/A0.204%Search for SEC Filing on Google Icon
11/17/2025Hound Partners LLC103,963$29.15M3.7%-42.9%0.385%Search for SEC Filing on Google Icon
11/17/2025Gotham Asset Management LLC124,626$34.94M0.2%+41.8%0.462%Search for SEC Filing on Google Icon
11/17/2025Earnest Partners LLC609,284$170.84M0.7%+0.6%2.259%Search for SEC Filing on Google Icon
11/17/2025Brevan Howard Capital Management LP5,592$1.57M0.0%-74.4%0.021%Search for SEC Filing on Google Icon
11/17/2025California Public Employees Retirement System33,549$9.41M0.0%+4.2%0.124%Search for SEC Filing on Google Icon
11/17/2025Bank of America Corp DE459,887$128.95M0.0%+1.7%1.705%Search for SEC Filing on Google Icon
11/17/2025Boothbay Fund Management LLC716$0.20M0.0%-89.6%0.003%Search for SEC Filing on Google Icon
11/17/2025Aquatic Capital Management LLC17,424$4.89M0.1%+0.8%0.065%Search for SEC Filing on Google Icon
11/17/2025Alliancebernstein L.P.25,807$7.24M0.0%+14.6%0.096%Search for SEC Filing on Google Icon
11/17/2025Ameriprise Financial Inc.19,989$5.61M0.0%-27.1%0.074%Search for SEC Filing on Google Icon
11/14/2025Schonfeld Strategic Advisors LLC2,270$0.64M0.0%-62.0%0.008%Search for SEC Filing on Google Icon
11/14/2025Creative Planning3,428$0.96M0.0%+22.6%0.013%Search for SEC Filing on Google Icon
11/14/2025Raymond James Financial Inc.27,239$7.64M0.0%+20.7%0.101%Search for SEC Filing on Google Icon
11/14/2025Amundi2,050$0.63M0.0%+9.3%0.008%Search for SEC Filing on Google Icon
11/14/2025Man Group plc32,983$9.25M0.0%-58.9%0.122%Search for SEC Filing on Google Icon
11/14/2025UBS AM A Distinct Business Unit of UBS Asset Management Americas LLC397,171$111.36M0.0%+2,271.3%1.472%Search for SEC Filing on Google Icon
11/14/2025Squarepoint Ops LLC54,735$15.35M0.0%N/A0.203%Search for SEC Filing on Google Icon
11/14/2025Mangrove Partners IM LLC126,853$35.57M3.0%N/A0.470%Search for SEC Filing on Google Icon
11/14/2025iSAM Funds UK Ltd2,597$0.73M0.1%N/A0.010%Search for SEC Filing on Google Icon
11/14/2025Comerica Bank19,097$5.36M0.0%+31.9%0.071%Search for SEC Filing on Google Icon
11/14/2025Perbak Capital Partners LLP8,582$2.41M0.4%+171.7%0.032%Search for SEC Filing on Google Icon
11/14/2025Portolan Capital Management LLC46,440$13.02M0.7%-26.0%0.172%Search for SEC Filing on Google Icon
11/13/2025Arrowstreet Capital Limited Partnership13,711$3.84M0.0%-42.8%0.051%Search for SEC Filing on Google Icon
11/13/2025Invesco Ltd.35,932$10.08M0.0%-5.3%0.133%Search for SEC Filing on Google Icon
11/13/2025Sei Investments Co.282,469$79.20M0.1%+6.4%1.044%Search for SEC Filing on Google Icon
11/13/2025UBS Group AG230,719$64.69M0.0%+14.9%0.853%Search for SEC Filing on Google Icon
11/13/2025BNP Paribas Financial Markets3,301$0.93M0.0%-14.0%0.012%Search for SEC Filing on Google Icon
11/13/2025Magnetar Financial LLC10,425$2.92M0.0%N/A0.039%Search for SEC Filing on Google Icon
11/13/2025Van ECK Associates Corp36,554$10.25M0.0%-9.2%0.135%Search for SEC Filing on Google Icon
11/13/2025Capital Research Global Investors418,355$117.30M0.0%N/A1.546%Search for SEC Filing on Google Icon
11/13/2025Legal & General Group Plc41,086$11.52M0.0%-7.0%0.152%Search for SEC Filing on Google Icon
11/13/2025Swiss National Bank36,400$10.21M0.0%-2.2%0.135%Search for SEC Filing on Google Icon
11/13/2025Russell Investments Group Ltd.4,473$1.25M0.0%+18.6%0.017%Search for SEC Filing on Google Icon
11/13/2025Dynamic Technology Lab Private Ltd3,301$0.93M0.2%N/A0.012%Search for SEC Filing on Google Icon
11/13/2025Natixis Advisors LLC65,069$18.25M0.0%+67.1%0.240%Search for SEC Filing on Google Icon
11/13/2025First Trust Advisors LP1,220$0.34M0.0%+8.9%0.005%Search for SEC Filing on Google Icon
11/12/2025Gabelli Funds LLC37,800$10.60M0.1%-5.0%0.140%Search for SEC Filing on Google Icon
11/12/2025Barclays PLC32,666$9.16M0.0%+64.6%0.121%Search for SEC Filing on Google Icon
11/12/2025Orion Porfolio Solutions LLC4,412$1.24M0.0%+38.2%0.016%Search for SEC Filing on Google Icon
11/12/2025GW&K Investment Management LLC183,845$51.55M0.5%+24.9%0.679%Search for SEC Filing on Google Icon
11/12/2025Dimensional Fund Advisors LP1,062,938$298.02M0.1%+6.3%3.928%Search for SEC Filing on Google Icon
11/12/2025First Eagle Investment Management LLC2,520,319$706.67M1.3%+0.1%9.313%Search for SEC Filing on Google Icon
11/12/2025Teachers Retirement System of The State of Kentucky36,444$10.22M0.1%+36.8%0.135%Search for SEC Filing on Google Icon
11/12/2025Victory Capital Management Inc.2,729$0.77M0.0%-91.0%0.010%Search for SEC Filing on Google Icon
11/12/2025CI Investments Inc.221$62K0.0%-35.0%0.001%Search for SEC Filing on Google Icon
11/12/2025Roubaix Capital LLC8,112$2.28M1.1%N/A0.030%Search for SEC Filing on Google Icon
11/12/2025Fisher Asset Management LLC133,465$37.42M0.0%-3.1%0.493%Search for SEC Filing on Google Icon
11/12/2025Artisan Partners Limited Partnership86,371$24.22M0.0%-26.9%0.319%Search for SEC Filing on Google Icon
11/12/2025Xponance Inc.2,065$0.58M0.0%-3.2%0.008%Search for SEC Filing on Google Icon
11/12/2025Westfield Capital Management Co. LP155,524$43.61M0.2%+11.5%0.575%Search for SEC Filing on Google Icon
11/12/2025US Bancorp DE7,989$2.24M0.0%-8.6%0.030%Search for SEC Filing on Google Icon
11/10/2025TD Asset Management Inc8,988$2.52M0.0%+461.0%0.033%Search for SEC Filing on Google Icon
11/10/2025Ameritas Investment Partners Inc.3,422$0.96M0.0%-5.2%0.013%Search for SEC Filing on Google Icon
11/10/2025OneDigital Investment Advisors LLC2,954$0.83M0.0%+1.9%0.011%Search for SEC Filing on Google Icon
11/10/2025Beverly Hills Private Wealth LLC868$0.24M0.0%-7.5%0.003%Search for SEC Filing on Google Icon
11/10/2025ICICI Prudential Asset Management Co Ltd20,095$5.63M0.6%-29.0%0.074%Search for SEC Filing on Google Icon
11/7/2025CenterBook Partners LP9,129$2.56M0.1%-36.4%0.034%Search for SEC Filing on Google Icon
11/7/2025Silver Oak Advisory Group Inc.726$0.20M0.1%N/A0.003%Search for SEC Filing on Google Icon
11/7/2025Vanguard Group Inc.1,793,537$502.89M0.0%-2.9%6.628%Search for SEC Filing on Google Icon
11/7/2025Northwestern Mutual Investment Management Company LLC4,069$1.14M0.0%-2.0%0.015%Search for SEC Filing on Google Icon
11/7/2025Fifth Third Bancorp7,688$2.16M0.0%-4.7%0.028%Search for SEC Filing on Google Icon
11/7/2025JPMorgan Chase & Co.56,250$15.77M0.0%+4.7%0.208%Search for SEC Filing on Google Icon
11/7/2025State of New Jersey Common Pension Fund D7,463$2.09M0.0%-10.0%0.028%Search for SEC Filing on Google Icon
11/7/2025PNC Financial Services Group Inc.3,104$0.87M0.0%+3.3%0.011%Search for SEC Filing on Google Icon
11/7/2025HighTower Advisors LLC8,938$2.51M0.0%+38.0%0.033%Search for SEC Filing on Google Icon
11/6/2025Assetmark Inc.28,808$8.08M0.0%+36.0%0.106%Search for SEC Filing on Google Icon
11/6/2025Skylands Capital LLC3,050$0.86M0.1%-23.8%0.011%Search for SEC Filing on Google Icon
11/6/2025Rhumbline Advisers48,488$13.60M0.0%-3.3%0.179%Search for SEC Filing on Google Icon
11/6/2025Winslow Asset Management Inc.23,415$6.57M1.2%+1.7%0.087%Search for SEC Filing on Google Icon
11/6/2025QVIDTVM Management LLC126,480$35.46M26.3%+0.3%0.467%Search for SEC Filing on Google Icon
11/6/2025ProShare Advisors LLC777$0.22M0.0%N/A0.003%Search for SEC Filing on Google Icon
11/6/2025Oppenheimer Asset Management Inc.3,550$1M0.0%+23.7%0.013%Search for SEC Filing on Google Icon
11/5/2025State of Michigan Retirement System4,300$1.21M0.0%-4.4%0.016%Search for SEC Filing on Google Icon
11/5/2025HighPoint Advisor Group LLC749$0.21M0.0%N/A0.003%Search for SEC Filing on Google Icon
11/5/2025Optimize Financial Inc1,438$0.40M0.2%N/A0.005%Search for SEC Filing on Google Icon
11/5/2025Hantz Financial Services Inc.223$63K0.0%+457.5%0.001%Search for SEC Filing on Google Icon
11/5/2025Envestnet Asset Management Inc.107,753$30.21M0.0%+4.2%0.398%Search for SEC Filing on Google Icon
11/4/2025Allianz Asset Management GmbH66,549$18.66M0.0%+22.7%0.246%Search for SEC Filing on Google Icon
11/4/2025Atlantic Union Bankshares Corp4,099$1.15M0.0%N/A0.015%Search for SEC Filing on Google Icon
11/4/2025Jones Financial Companies Lllp1,276$0.35M0.0%+6.7%0.005%Search for SEC Filing on Google Icon
11/4/2025Mawer Investment Management Ltd.243,468$68.27M0.4%-8.9%0.900%Search for SEC Filing on Google Icon
11/4/2025Veritas Asset Management LLP844,039$236.66M2.5%-2.2%3.119%Search for SEC Filing on Google Icon
11/4/2025Principal Financial Group Inc.40,562$11.37M0.0%-3.9%0.150%Search for SEC Filing on Google Icon
11/4/2025UMB Bank n.a.207$58K0.0%+24.0%0.001%Search for SEC Filing on Google Icon
11/4/2025Thrivent Financial for Lutherans4,194$1.18M0.0%-4.2%0.015%Search for SEC Filing on Google Icon
Data available starting January 2016

See Full Table
Bio-Rad Laboratories logo
Bio-Rad Laboratories, Inc. manufactures and distributes life science research and clinical diagnostic products in the United States, Europe, Asia, Canada, and Latin America. It operates through two segments, Life Science and Clinical Diagnostics. The company develops, manufactures, and markets instruments, systems, reagents, and consumables to separate, purify, characterize, and quantitate biological materials such as cells, proteins, and nucleic acids for proteomics, genomics, biopharmaceutical production, cellular biology, and food safety markets. It also designs, manufactures, markets, and supports test systems, informatics systems, test kits, and specialized quality controls for hospitals, diagnostic reference, transfusion, and physician office laboratories. The company offers its products through its direct sales force, as well as through distributors, agents, brokers, and resellers. Bio-Rad Laboratories, Inc. was founded in 1952 and is headquartered in Hercules, California.
Read More on Bio-Rad Laboratories

Today's Range

Now: $320.00
Low: $311.81
High: $321.00

50 Day Range

MA: $312.46
Low: $269.95
High: $339.92

52 Week Range

Now: $320.00
Low: $211.43
High: $373.69

Volume

114,275 shs

Average Volume

161,957 shs

Market Capitalization

$8.63 billion

P/E Ratio

N/A

Dividend Yield

N/A

Beta

1.18

Who are the company insiders with the largest holdings of Bio-Rad Laboratories?

Bio-Rad Laboratories' top insider investors include:
  1. Andrew J Last (COO)
  2. Michael Crowley (EVP)
  3. Dara Wright (EVP)
  4. James Barry (EVP)
Learn More about top insider investors at Bio-Rad Laboratories.

Who are the major institutional investors of Bio-Rad Laboratories?

Bio-Rad Laboratories' top institutional investors include:
  1. First Eagle Investment Management LLC — 9.31%
  2. Vanguard Group Inc. — 6.63%
  3. Dimensional Fund Advisors LP — 3.93%
  4. Veritas Asset Management LLP — 3.12%
  5. Earnest Partners LLC — 2.26%
  6. Bank of America Corp DE — 1.70%
Learn More about top institutional investors of Bio-Rad Laboratories stock.

Which institutional investors are selling Bio-Rad Laboratories stock?

In the last quarter, BIO stock was sold by these institutional investors:
  1. Millennium Management LLC
  2. Hound Partners LLC
  3. Vanguard Group Inc.
  4. Man Group plc
  5. Artisan Partners Limited Partnership
  6. Victory Capital Management Inc.
  7. Mawer Investment Management Ltd.
  8. Veritas Asset Management LLP

Which institutional investors are buying Bio-Rad Laboratories stock?

In the last quarter, BIO stock was bought by institutional investors including:
  1. Capital Research Global Investors
  2. UBS AM A Distinct Business Unit of UBS Asset Management Americas LLC
  3. Mangrove Partners IM LLC
  4. Boston Trust Walden Corp
  5. Dimensional Fund Advisors LP
  6. Moore Capital Management LP
  7. Squarepoint Ops LLC
  8. Gotham Asset Management LLC