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 2025
Institutional positions in Bio-Rad Laboratories, Inc. as of Sep 30, 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
- 397
- +17 vs. Q2 2025
- Shares held
- 19.5M
- +417.6K (+2.2%) vs. Q2 2025
- Total value
- $5.46B
- +$858.9M (+18.7%) vs. Q2 2025
- New holders
- 63
- 121 more added
- Sold out
- 46
- 140 more reduced
5 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2025: 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 400 | $5.70B |
| Q1 2026 | 395 | $5.57B |
| Q4 2025 | 400 | $5.88B |
| Q3 2025 | 397 | $5.46B |
| Q2 2025 | 385 | $4.63B |
| Q1 2025 | 435 | $4.71B |
| Q4 2024 | 457 | $6.17B |
| Q3 2024 | 440 | $6.50B |
| Q2 2024 | 441 | $5.41B |
| Q1 2024 | 466 | $6.42B |
| Q4 2023 | 487 | $5.98B |
| Q3 2023 | 471 | $6.73B |
| Q2 2023 | 470 | $7.19B |
| Q1 2023 | 508 | $9.20B |
| Q4 2022 | 472 | $8.11B |
| Q3 2022 | 485 | $8.13B |
| Q2 2022 | 502 | $9.46B |
| Q1 2022 | 515 | $10.8B |
| Q4 2021 | 534 | $14.4B |
| Q3 2021 | 509 | $14.5B |
| Q2 2021 | 509 | $12.5B |
| Q1 2021 | 492 | $11.2B |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding Bio-Rad Laboratories, Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| LPL Financial LLC | 13,980 | $3.92M | 0.00% | +889+6.8% | Added |
| RK Asset Management, LLC | 14,502 | $4.07M | 3.70% | 00.0% | Unchanged |
| State of Wisconsin Investment Board | 15,872 | $4.45M | 0.01% | −230−1.4% | Reduced |
| Prelude Capital Management, LLC | 16,733 | $4.69M | 0.37% | −12,534−42.8% | Reduced |
| Aquatic Capital Management LLC | 17,424 | $4.89M | 0.09% | +142+0.8% | Added |
| AYAL Capital Advisors Ltd | 17,500 | $4.91M | 2.83% | +17,500 | New |
| Wells Fargo & Company | 17,575 | $4.93M | 0.00% | −1,379−7.3% | Reduced |
| New York State Teachers Retirement System | 17,600 | $4.93M | 0.01% | +100+0.6% | Added |
| California State Teachers Retirement System | 17,922 | $5.03M | 0.01% | +10.0% | Added |
| State Board of Administration of Florida Retirement System | 18,638 | $5.23M | 0.01% | −1,174−5.9% | Reduced |
| Comerica Bank | 19,097 | $5.35M | 0.02% | +4,621+31.9% | Added |
| Ameriprise Financial Inc | 19,989 | $5.60M | 0.00% | −7,412−27.1% | Reduced |
| ICICI Prudential Asset Management Co Ltd | 20,095 | $5.63M | 0.59% | −8,221−29.0% | Reduced |
| Goldman Sachs Group Inc | 20,312 | $5.70M | 0.00% | −84,562−80.6% | Reduced |
| Exchange Traded Concepts, LLC | 21,580 | $6.05M | 0.06% | +7,648+54.9% | Added |
| Retirement Systems of Alabama | 22,069 | $6.19M | 0.02% | −663−2.9% | Reduced |
| Sector Gamma AS | 22,827 | $6.40M | 1.59% | +4,998+28.0% | Added |
| Winslow Asset Management Inc | 23,415 | $6.57M | 1.23% | +389+1.7% | Added |
| ExodusPoint Capital Management, LP | 23,472 | $6.58M | 0.09% | −85,134−78.4% | Reduced |
| Millennium Management LLC | 24,455 | $6.86M | 0.01% | −227,393−90.3% | Reduced |
| HRT Financial LP | 25,739 | $7.22M | 0.03% | −49,079−65.6% | Reduced |
| Quantedge Capital Pte Ltd | 25,800 | $7.23M | 3.96% | +25,800 | New |
| Alliancebernstein L.P. | 25,807 | $7.24M | 0.00% | +3,284+14.6% | Added |
| Gamco Investors, Inc. Et Al | 26,750 | $7.50M | 0.07% | 00.0% | Unchanged |
| Raymond James Financial Inc | 27,239 | $7.64M | 0.00% | +4,665+20.7% | Added |
| Quantinno Capital Management LP | 27,788 | $7.79M | 0.02% | +22,879+466.1% | Added |
| Assetmark, Inc | 28,808 | $8.08M | 0.02% | +7,633+36.0% | Added |
| Nuveen, LLC | 29,773 | $8.35M | 0.00% | 00.0% | Unchanged |
| AQR Capital Management LLC | 31,971 | $8.73M | 0.01% | +3,782+13.4% | Added |
| Barclays PLC | 32,666 | $9.16M | 0.00% | +12,818+64.6% | Added |
| Man Group plc | 32,983 | $9.25M | 0.02% | −47,305−58.9% | Reduced |
| California Public Employees Retirement System | 33,549 | $9.41M | 0.01% | +1,352+4.2% | Added |
| Arnhold LLC | 34,784 | $9.75M | 0.82% | 00.0% | Unchanged |
| Invesco Ltd. | 35,932 | $10.1M | 0.00% | −1,993−5.3% | Reduced |
| Swiss National Bank | 36,400 | $10.2M | 0.01% | −800−2.2% | Reduced |
| Teachers Retirement System of the State of Kentucky | 36,444 | $10.2M | 0.08% | +9,800+36.8% | Added |
| Van Eck Associates Corp | 36,554 | $10.3M | 0.01% | −3,700−9.2% | Reduced |
| Gabelli Funds LLC | 37,800 | $10.6M | 0.07% | −2,000−5.0% | Reduced |
| Principal Financial Group Inc | 40,562 | $11.4M | 0.01% | −1,645−3.9% | Reduced |
| Legal & General Group Plc | 41,086 | $11.5M | 0.00% | −3,071−7.0% | Reduced |
| Jane Street Group, LLC | 41,751 | $11.7M | 0.01% | +34,804+501.0% | Added |
| Portolan Capital Management, LLC | 46,440 | $13.0M | 0.70% | −16,344−26.0% | Reduced |
| Rhumbline Advisers | 48,488 | $13.6M | 0.01% | −1,657−3.3% | Reduced |
| Citadel Advisors LLC | 50,306 | $14.1M | 0.01% | +47,688+1,821.5% | Added |
| Marathon Asset Mgmt Ltd | 51,918 | $14.6M | 0.54% | −7,893−13.2% | Reduced |
| Hosking Partners LLP | 54,127 | $15.2M | 0.55% | +29+0.1% | Added |
| Squarepoint Ops LLC | 54,735 | $15.3M | 0.03% | +54,735 | New |
| Moore Capital Management, LP | 55,000 | $15.4M | 0.31% | +55,000 | New |
| JPMorgan Chase & Co | 56,250 | $15.8M | 0.00% | +2,519+4.7% | Added |
| Natixis Advisors, L.P. | 65,069 | $18.2M | 0.03% | +26,119+67.1% | Added |
| T. Rowe Price Investment Management, Inc. | 65,230 | $18.3M | 0.01% | +17,032+35.3% | Added |
| Allianz Asset Management GmbH | 66,549 | $18.7M | 0.02% | +12,310+22.7% | Added |
| Price T Rowe Associates Inc | 75,477 | $21.2M | 0.00% | +38,654+105.0% | Added |
| Artisan Partners Limited Partnership | 86,371 | $24.2M | 0.03% | −31,827−26.9% | Reduced |
| JNE Partners LLP | 92,100 | $25.8M | 10.99% | 00.0% | Unchanged |
| Boston Trust Walden Corp | 95,448 | $26.8M | 0.20% | +95,448 | New |
| Ilex Capital Partners (UK) LLP | 100,558 | $28.2M | 0.90% | −20,327−16.8% | Reduced |
| Hound Partners, LLC | 103,963 | $29.2M | 3.74% | −77,973−42.9% | Reduced |
| Manufacturers Life Insurance Company, The | 107,299 | $30.1M | 0.02% | −12,161−10.2% | Reduced |
| Envestnet Asset Management Inc | 107,753 | $30.2M | 0.01% | +4,351+4.2% | Added |
| Tikvah Management LLC | 111,084 | $31.1M | 9.20% | 00.0% | Unchanged |
| Franklin Resources Inc | 134,927 | $34.5M | 0.01% | +3,222+2.4% | Added |
| Gotham Asset Management, LLC | 124,626 | $34.9M | 0.15% | +36,763+41.8% | Added |
| Federated Hermes, Inc. | 126,137 | $35.4M | 0.06% | −921−0.7% | Reduced |
| QVIDTVM Management LLC | 126,480 | $35.5M | 38.62% | +400+0.3% | Added |
| Mangrove Partners | 126,853 | $35.6M | 2.96% | +126,853 | New |
| Bank of New York Mellon Corp | 133,213 | $37.4M | 0.01% | −2,600−1.9% | Reduced |
| Fisher Asset Management, LLC | 133,465 | $37.4M | 0.01% | −4,277−3.1% | Reduced |
| Acadian Asset Management LLC | 138,889 | $38.9M | 0.07% | +87,479+170.2% | Added |
| Allspring Global Investments Holdings, LLC | 134,767 | $40.2M | 0.06% | +4,262+3.3% | Added |
| Westfield Capital Management Co LP | 155,524 | $43.6M | 0.18% | +16,019+11.5% | Added |
| Morgan Stanley | 174,062 | $48.8M | 0.00% | +3,959+2.3% | Added |
| Royal Bank of Canada | 176,091 | $49.4M | 0.01% | +24,533+16.2% | Added |
| Charles Schwab Investment Management Inc | 179,966 | $50.5M | 0.01% | −17,654−8.9% | Reduced |
| GW&K Investment Management, LLC | 183,845 | $51.5M | 0.46% | +36,632+24.9% | Added |
| Thompson Siegel & Walmsley LLC | 217,596 | $61.0M | 0.99% | −88,536−28.9% | Reduced |
| Northern Trust Corp | 226,006 | $63.4M | 0.01% | −499−0.2% | Reduced |
| Deerfield Management Company, L.P. (Series C) | 226,070 | $63.4M | 0.97% | 00.0% | Unchanged |
| UBS Group AG | 230,719 | $64.7M | 0.01% | +29,955+14.9% | Added |
| Southeastern Asset Management IncSuperinvestorSoutheastern Asset Management (Longleaf) | 237,254 | $66.5M | 3.40% | −78,031−24.7% | Reduced |
| Fuller & Thaler Asset Management, Inc. | 237,903 | $66.7M | 0.23% | +237,903 | New |
| Mawer Investment Management Ltd. | 243,468 | $68.3M | 0.35% | −23,640−8.9% | Reduced |
| SEI Investments Co | 282,469 | $79.2M | 0.09% | +17,084+6.4% | Added |
| Parnassus Investments | 315,328 | $88.4M | 0.20% | −1,890−0.6% | Reduced |
| Geode Capital Management, LLC | 350,216 | $98.2M | 0.01% | +16,079+4.8% | Added |
| First Pacific Advisors, LP | 394,414 | $110.6M | 1.53% | +7,465+1.9% | Added |
| UBS Asset Management Americas Inc | 397,171 | $111.4M | 0.02% | +380,422+2,271.3% | Added |
| Capital Research Global Investors | 418,355 | $117.3M | 0.02% | +418,355 | New |
| Bank of America Corp | 459,887 | $128.9M | 0.01% | +7,754+1.7% | Added |
| State Street Corp | 571,599 | $160.3M | 0.01% | −12,767−2.2% | Reduced |
| Earnest Partners LLC | 609,284 | $170.8M | 0.74% | +3,398+0.6% | Added |
| Ariel Investments, LLC | 809,480 | $227.0M | 2.43% | −9,144−1.1% | Reduced |
| Veritas Asset Management LLP | 844,039 | $236.7M | 2.53% | −19,102−2.2% | Reduced |
| Dimensional Fund Advisors LP | 1,062,938 | $298.0M | 0.06% | +63,370+6.3% | Added |
| BlackRock, Inc. | 1,695,849 | $475.5M | 0.01% | −66,810−3.8% | Reduced |
| Vanguard Group Inc | 1,793,537 | $502.9M | 0.01% | −53,006−2.9% | Reduced |
| First Eagle Investment Management, LLC | 2,520,319 | $706.7M | 1.29% | +3,006+0.1% | Added |
| Select Equity Group, L.P. | 0 | $0 | 0.00% | −255,989−100.0% | Sold out |
| Scopia Capital Management LP | 0 | $0 | 0.00% | −94,737−100.0% | Sold out |
| Freestone Grove Partners LP | 0 | $0 | 0.00% | −73,616−100.0% | Sold out |