Skip to main content

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; 399 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 2025

Institutional positions in Bio-Rad Laboratories, Inc. as of Mar 31, 2025. 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
435
−15 vs. Q4 2024
Shares held
19.5M
+733.6K (+3.9%) vs. Q4 2024
Total value
$4.71B
−$1.44B (−23.4%) vs. Q4 2024
New holders
68
136 more added
Sold out
83
165 more reduced

7 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2024: 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 2025: 435 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: 399 institutions
Value heldQ1 2025: $4.71B
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 2026399$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 2025

Shares, value and share of portfolio for each institution holding Bio-Rad Laboratories, Inc.; share changes are against Q4 2024.

Institutions holding BIO in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.2,021,720$492.4M0.01%+10,071+0.5%Added
Vanguard Group Inc1,912,157$465.7M0.01%−7,651−0.4%Reduced
First Eagle Investment Management, LLC1,566,190$381.5M0.80%+852,685+119.5%Added
Veritas Asset Management LLP913,122$222.4M2.25%−63,705−6.5%Reduced
Dimensional Fund Advisors LP877,040$213.6M0.05%+130,921+17.5%Added
Ariel Investments, LLC724,660$176.5M2.07%+164,136+29.3%Added
State Street Corp694,520$169.2M0.01%+4,355+0.6%Added
Earnest Partners LLC599,621$146.0M0.70%−18,428−3.0%Reduced
Van Eck Associates Corp596,730$145.3M0.19%−126,741−17.5%Reduced
Bank of America Corp430,539$104.9M0.01%+3,247+0.8%Added
UBS Asset Management Americas Inc382,807$93.2M0.02%−5,820−1.5%Reduced
First Pacific Advisors, LP372,555$90.7M1.45%+214,705+136.0%Added
Geode Capital Management, LLC342,943$83.4M0.01%+20,966+6.5%Added
Millennium Management LLC336,052$81.8M0.08%−43,025−11.3%Reduced
Southeastern Asset Management IncSuperinvestorSoutheastern Asset Management (Longleaf)323,805$78.9M4.20%+15,336+5.0%Added
Parnassus Investments318,111$77.5M0.19%+7,244+2.3%Added
Mawer Investment Management Ltd.294,879$71.8M0.35%+37,952+14.8%Added
Thompson Siegel & Walmsley LLC279,489$68.1M1.16%+21,336+8.3%Added
Select Equity Group, L.P.265,180$64.6M0.29%−195,478−42.4%Reduced
Northern Trust Corp261,122$63.6M0.01%+254+0.1%Added
SEI Investments Co253,562$61.8M0.08%−17,825−6.6%Reduced
Deerfield Management Company, L.P. (Series C)226,070$55.1M1.09%+74,426+49.1%Added
UBS Group AG217,636$53.0M0.01%+138,350+174.5%Added
Charles Schwab Investment Management Inc203,180$49.5M0.01%+11,313+5.9%Added
Bank of New York Mellon Corp202,813$49.4M0.01%−64,493−24.1%Reduced
Hound Partners, LLC201,783$49.1M9.75%+142,925+242.8%Added
Morgan Stanley196,624$47.9M0.00%−51,662−20.8%Reduced
Norges Bank156,714$38.2M0.01%+29,948+23.6%Added
GW&K Investment Management, LLC143,879$35.0M0.32%−1,565−1.1%Reduced
Fisher Asset Management, LLC143,626$35.0M0.02%+36,755+34.4%Added
Federated Hermes, Inc.140,250$34.2M0.07%+2,689+2.0%Added
Westfield Capital Management Co LP134,671$32.8M0.16%−129,934−49.1%Reduced
Allspring Global Investments Holdings, LLC135,947$32.6M0.06%−7,790−5.4%Reduced
QVIDTVM Management LLC126,200$30.7M27.17%+7,253+6.1%Added
Artisan Partners Limited Partnership119,868$29.2M0.05%−29,425−19.7%Reduced
Manufacturers Life Insurance Company, The114,002$27.8M0.03%+6,807+6.4%Added
Franklin Resources Inc113,706$27.7M0.01%−21,351−15.8%Reduced
Tikvah Management LLC111,084$27.1M9.22%−7,063−6.0%Reduced
Goldman Sachs Group Inc105,006$25.6M0.00%+32,874+45.6%Added
Envestnet Asset Management Inc103,224$25.1M0.01%−1,803−1.7%Reduced
Davenport & Co LLC96,605$23.5M0.14%+11,928+14.1%Added
Acadian Asset Management LLC73,431$17.9M0.05%+32,534+79.6%Added
Marathon Asset Mgmt Ltd60,655$14.8M0.45%−6,472−9.6%Reduced
HRT Financial LP58,733$14.3M0.09%+58,733New
Legal & General Group Plc58,015$14.1M0.00%−917−1.6%Reduced
JPMorgan Chase & Co57,243$13.9M0.00%+10,095+21.4%Added
Rhumbline Advisers55,410$13.5M0.01%+910+1.7%Added
Swiss National Bank55,000$13.4M0.01%+300+0.5%Added
Hosking Partners LLP54,491$13.3M0.56%−501−0.9%Reduced
Principal Financial Group Inc44,343$10.8M0.01%+236+0.5%Added
ExodusPoint Capital Management, LP44,291$10.8M0.14%+28,484+180.2%Added
Gabelli Funds LLC40,300$9.82M0.07%00.0%Unchanged
Invesco Ltd.39,986$9.74M0.00%+1,042+2.7%Added
Kornitzer Capital Management Inc38,274$9.32M0.19%−1,029−2.6%Reduced
Nuveen, LLC151,240$9.28M0.00%+151,240New
CIBC Private Wealth Group, LLC41,410$9.13M0.02%−696−1.7%Reduced
Jane Street Group, LLC37,383$9.11M0.02%+19,739+111.9%Added
Sumitomo Mitsui Trust Holdings, Inc.35,519$8.65M0.01%−876−2.4%Reduced
Citigroup Inc34,629$8.43M0.01%+13,635+64.9%Added
Point72 Asset Management, L.P.34,604$8.43M0.02%−212,906−86.0%Reduced
California Public Employees Retirement System33,480$8.15M0.01%+1,330+4.1%Added
Ameriprise Financial Inc31,788$7.74M0.00%−2,394−7.0%Reduced
Deutsche Bank AG30,957$7.54M0.00%−6,644−17.7%Reduced
Royal Bank of Canada30,310$7.38M0.00%+6,100+25.2%Added
Prelude Capital Management, LLC30,137$7.34M0.74%+22,029+271.7%Added
Barclays PLC29,849$7.27M0.00%−10,570−26.2%Reduced
Victory Capital Management Inc29,742$7.24M0.01%+7,525+33.9%Added
Price T Rowe Associates Inc29,475$7.18M0.00%+331+1.1%Added
Gotham Asset Management, LLC28,466$6.93M0.06%+6,517+29.7%Added
ICICI Prudential Asset Management Co Ltd28,316$6.90M0.90%00.0%Unchanged
Marshall Wace, LLP27,095$6.60M0.01%+24,816+1,088.9%Added
Gamco Investors, Inc. Et Al26,750$6.52M0.07%00.0%Unchanged
Natixis Advisors, L.P.26,654$6.49M0.01%−19,059−41.7%Reduced
CenterBook Partners LP26,654$6.49M0.41%+14,835+125.5%Added
Teachers Retirement System of the State of Kentucky26,644$6.49M0.06%00.0%Unchanged
Alliancebernstein L.P.26,415$6.43M0.00%−473−1.8%Reduced
California State Teachers Retirement System26,204$6.38M0.01%+307+1.2%Added
Winslow Asset Management Inc23,892$5.82M1.28%−328−1.4%Reduced
Wells Fargo & Company23,623$5.75M0.00%−16,716−41.4%Reduced
Retirement Systems of Alabama23,455$5.71M0.02%+42+0.2%Added
Amundi23,336$5.48M0.00%+3,294+16.4%Added
Portolan Capital Management, LLC21,740$5.29M0.40%−8,846−28.9%Reduced
Bellevue Group AG21,476$5.23M0.12%−12,075−36.0%Reduced
Corebridge Financial, Inc.21,283$5.18M0.03%−501−2.3%Reduced
State Board of Administration of Florida Retirement System19,344$4.71M0.01%−890−4.4%Reduced
D. E. Shaw & Co., Inc.18,925$4.61M0.01%−5,700−23.1%Reduced
AQR Capital Management LLC18,579$4.43M0.00%−10,801−36.8%Reduced
New York State Teachers Retirement System17,500$4.26M0.01%+200+1.2%Added
Zurcher Kantonalbank (Zurich Cantonalbank)16,440$4.00M0.01%+5,852+55.3%Added
Allianz Asset Management GmbH16,346$3.98M0.01%+16,346New
Comerica Bank15,654$3.81M0.02%−44,121−73.8%Reduced
Raymond James Financial Inc15,172$3.70M0.00%−409−2.6%Reduced
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.15,082$3.67M0.00%00.0%Unchanged
State of Wisconsin Investment Board14,492$3.53M0.01%−861−5.6%Reduced
Great West Life Assurance Co14,426$3.52M0.01%−1,468−9.2%Reduced
RK Asset Management, LLC14,389$3.50M3.24%−237−1.6%Reduced
Pictet Asset Management Holding SA14,332$3.49M0.00%+1,214+9.3%Added
Brandywine Global Investment Management, LLC14,234$3.47M0.02%−290−2.0%Reduced
Sector Gamma AS13,829$3.37M1.08%−3,000−17.8%Reduced
Candriam Luxembourg S.C.A.13,504$3.29M0.02%−20,243−60.0%Reduced