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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; 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 2023

Institutional positions in Bio-Rad Laboratories, Inc. as of Mar 31, 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
508
+42 vs. Q4 2022
Shares held
19.2M
−16.4K (−0.1%) vs. Q4 2022
Total value
$9.20B
+$1.11B (+13.7%) vs. Q4 2022
New holders
80
197 more added
Sold out
38
160 more reduced

6 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2022: 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 2023: 508 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 2023: $9.20B
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 2023

Shares, value and share of portfolio for each institution holding Bio-Rad Laboratories, Inc.; share changes are against Q4 2022.

Institutions holding BIO in Q1 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Vanguard Group Inc2,397,326$1.15B0.03%+5,890+0.2%Added
BlackRock Inc.1,598,604$765.8M0.02%+16,216+1.0%Added
Veritas Asset Management LLP1,150,938$551.3M4.07%−1,349−0.1%Reduced
State Street Corp921,852$441.6M0.02%−25,926−2.7%Reduced
Brown Advisory Inc846,401$405.4M0.69%+25,516+3.1%Added
Alliancebernstein L.P.543,570$260.4M0.11%+62,674+13.0%Added
UBS Asset Management Americas Inc534,291$255.9M0.12%+114,866+27.4%Added
Bank of America Corp460,215$220.5M0.03%+51,419+12.6%Added
Millennium Management LLC457,280$219.0M0.25%+142,199+45.1%Added
Geode Capital Management, LLC444,904$212.6M0.03%+10,018+2.3%Added
Westfield Capital Management Co LP385,656$184.7M1.31%−3,848−1.0%Reduced
Northern Trust Corp261,311$125.2M0.02%+1,859+0.7%Added
Allspring Global Investments Holdings, LLC259,202$124.2M0.21%−12,785−4.7%Reduced
AustralianSuper Pty Ltd254,901$122.1M0.84%−68,755−21.2%Reduced
Earnest Partners LLC253,464$121.4M0.70%+8,519+3.5%Added
Acadian Asset Management LLC248,536$119.0M0.52%−84,728−25.4%Reduced
Norges Bank226,330$108.4M0.02%+8,863+4.1%Added
Invesco Ltd.224,135$107.4M0.03%−56,325−20.1%Reduced
Avidity Partners Management LP221,500$106.1M3.52%+129,300+140.2%Added
Schonfeld Strategic Advisors LLC217,810$104.3M1.00%+36,371+20.0%Added
Champlain Investment Partners, LLC217,665$104.3M0.66%−1,060−0.5%Reduced
Thompson Siegel & Walmsley LLC203,151$97.3M1.57%+1,929+1.0%Added
Charles Schwab Investment Management Inc200,416$96.0M0.03%+4,526+2.3%Added
Morgan Stanley194,217$93.0M0.01%+3,096+1.6%Added
Dimensional Fund Advisors LP188,399$90.2M0.03%+2,265+1.2%Added
Los Angeles Capital Management LLC184,796$88.5M0.39%+184,796New
Point72 Asset Management, L.P.174,850$83.8M0.30%+50,424+40.5%Added
Eminence Capital, LP168,015$80.5M1.36%+168,015New
Bank of New York Mellon Corp161,524$77.4M0.02%−5,039−3.0%Reduced
FMR LLC156,964$75.2M0.01%−78,720−33.4%Reduced
Nitorum Capital, L.P.154,236$73.9M7.83%−66,021−30.0%Reduced
Polar Capital Holdings Plc147,907$70.9M0.52%+37,863+34.4%Added
Hawk Ridge Capital Management LP147,776$70.8M4.02%+42,990+41.0%Added
California Public Employees Retirement System144,965$69.4M0.06%−8,856−5.8%Reduced
Putnam Investments LLC134,188$64.3M0.10%+9,204+7.4%Added
Legal & General Group Plc134,149$64.3M0.02%−1,354−1.0%Reduced
SEI Investments Co132,801$63.6M0.12%+24,667+22.8%Added
GW&K Investment Management, LLC119,973$57.5M0.56%+1,727+1.5%Added
Hound Partners, LLC119,576$57.3M14.42%+31,222+35.3%Added
Bellevue Group AG113,739$54.5M0.79%+2,581+2.3%Added
Envestnet Asset Management Inc109,235$52.3M0.03%+5,223+5.0%Added
Ardevora Asset Management LLP105,354$50.5M0.91%−8,793−7.7%Reduced
Nuveen Asset Management, LLC99,354$47.6M0.02%+50,661+104.0%Added
Mawer Investment Management Ltd.97,144$46.5M0.25%+8,574+9.7%Added
Tikvah Management LLC97,027$46.5M19.10%00.0%Unchanged
Amundi99,363$46.1M0.02%−152,688−60.6%Reduced
Fisher Asset Management, LLC95,893$45.9M0.03%−48,629−33.6%Reduced
Swiss National Bank88,200$42.2M0.03%−2,200−2.4%Reduced
Royal Bank of Canada85,516$41.0M0.01%+8,228+10.6%Added
Cramer Rosenthal McGlynn LLC81,073$38.8M1.75%+2,051+2.6%Added
Polar Asset Management Partners Inc.80,841$38.7M0.69%−22,659−21.9%Reduced
Candriam Luxembourg S.C.A.84,075$37.1M0.26%−2,403−2.8%Reduced
Canada Pension Plan Investment Board69,067$33.1M0.05%+500+0.7%Added
Deutsche Bank AG65,666$31.5M0.02%+3,559+5.7%Added
Grantham, Mayo, Van Otterloo & Co. LLC65,400$31.3M0.16%−1,800−2.7%Reduced
Sumitomo Mitsui Trust Holdings, Inc.61,958$29.7M0.02%−850−1.4%Reduced
Citadel Advisors LLC60,087$28.8M0.03%−65,877−52.3%Reduced
Neuberger Berman Group LLC57,756$27.7M0.03%+200.0%Added
Portolan Capital Management, LLC54,360$26.0M2.48%−7,693−12.4%Reduced
Hosking Partners LLP52,290$25.0M1.16%−10,762−17.1%Reduced
Price T Rowe Associates Inc51,472$24.7M0.00%−4,356−7.8%Reduced
Russell Investments Group, Ltd.49,865$23.7M0.05%−10,500−17.4%Reduced
Two Sigma Advisers, LP48,868$23.4M0.06%−14,400−22.8%Reduced
Federated Hermes, Inc.48,200$23.1M0.06%+10,661+28.4%Added
American Century Companies Inc47,011$22.5M0.02%+34,008+261.5%Added
Kornitzer Capital Management Inc45,695$21.9M0.44%+4,635+11.3%Added
Credit Suisse AG43,475$20.8M0.02%+9,914+29.5%Added
Swedbank AB43,274$20.7M0.04%−9,800−18.5%Reduced
JPMorgan Chase & Co42,350$20.3M0.00%+9,179+27.7%Added
Easterly Investment Partners LLC41,127$19.7M1.74%−28,350−40.8%Reduced
Renaissance Technologies LLC38,200$18.3M0.02%−63,943−62.6%Reduced
La Banque Postale Asset Management SA38,010$18.2M0.46%+2,000+5.6%Added
Rhumbline Advisers37,450$17.9M0.02%+936+2.6%Added
Gabelli Funds LLC36,700$17.6M0.13%00.0%Unchanged
Robeco Institutional Asset Management B.V.36,099$17.3M0.05%+28,417+369.9%Added
California State Teachers Retirement System35,783$17.1M0.03%−249−0.7%Reduced
Goldman Sachs Group Inc34,149$16.4M0.00%+9,960+41.2%Added
Marshall Wace, LLP33,362$16.0M0.04%+32,767+5,507.1%Added
Ariel Investments, LLC31,797$15.2M0.15%−99−0.3%Reduced
NFJ Investment Group, LLC31,509$15.1M0.40%+31,509New
Adage Capital Partners GP, L.L.C.31,075$14.9M0.03%−400−1.3%Reduced
Teachers Retirement System of the State of Kentucky30,616$14.7M0.15%00.0%Unchanged
Principal Financial Group Inc30,433$14.6M0.01%+304+1.0%Added
Wells Fargo & Company29,552$14.2M0.00%+4,494+17.9%Added
Raymond James & Associates29,527$14.1M0.01%+1,627+5.8%Added
LPL Financial LLC29,251$14.0M0.01%+1,328+4.8%Added
Worldquant Millennium Advisors LLC28,511$13.7M0.25%+4,239+17.5%Added
Rivermont Capital Management LP28,159$13.5M7.42%+4,295+18.0%Added
Gamco Investors, Inc. Et Al27,260$13.1M0.14%00.0%Unchanged
State Board of Administration of Florida Retirement System26,050$12.5M0.03%−4,060−13.5%Reduced
Allianz Asset Management GmbH25,192$12.1M0.03%−64,982−72.1%Reduced
Barclays PLC23,406$11.2M0.01%−42,996−64.8%Reduced
Bank of Montreal23,015$11.1M0.01%−46,043−66.7%Reduced
Soditic Asset Management LLP22,250$10.7M11.80%+810+3.8%Added
New York State Common Retirement Fund22,242$10.7M0.01%−995−4.3%Reduced
Andra AP-fonden20,800$9.96M0.26%−5,600−21.2%Reduced
Prudential Financial Inc19,746$9.76M0.02%+279+1.4%Added
AQR Capital Management LLC20,479$9.73M0.02%−13,514−39.8%Reduced
Winslow Asset Management Inc20,083$9.62M2.25%−228−1.1%Reduced
HSBC Holdings PLC19,148$9.16M0.01%−64,834−77.2%Reduced