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, 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 | 399 | $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 |
|---|---|---|---|---|---|
| First Eagle Investment Management, LLC | 2,520,319 | $706.7M | 1.29% | +3,006+0.1% | Added |
| Vanguard Group Inc | 1,793,537 | $502.9M | 0.01% | −53,006−2.9% | Reduced |
| BlackRock, Inc. | 1,695,849 | $475.5M | 0.01% | −66,810−3.8% | Reduced |
| Dimensional Fund Advisors LP | 1,062,938 | $298.0M | 0.06% | +63,370+6.3% | Added |
| Veritas Asset Management LLP | 844,039 | $236.7M | 2.53% | −19,102−2.2% | Reduced |
| Ariel Investments, LLC | 809,480 | $227.0M | 2.43% | −9,144−1.1% | Reduced |
| Earnest Partners LLC | 609,284 | $170.8M | 0.74% | +3,398+0.6% | Added |
| State Street Corp | 571,599 | $160.3M | 0.01% | −12,767−2.2% | Reduced |
| Bank of America Corp | 459,887 | $128.9M | 0.01% | +7,754+1.7% | Added |
| Capital Research Global Investors | 418,355 | $117.3M | 0.02% | +418,355 | New |
| UBS Asset Management Americas Inc | 397,171 | $111.4M | 0.02% | +380,422+2,271.3% | Added |
| First Pacific Advisors, LP | 394,414 | $110.6M | 1.53% | +7,465+1.9% | Added |
| Geode Capital Management, LLC | 350,216 | $98.2M | 0.01% | +16,079+4.8% | Added |
| Parnassus Investments | 315,328 | $88.4M | 0.20% | −1,890−0.6% | Reduced |
| SEI Investments Co | 282,469 | $79.2M | 0.09% | +17,084+6.4% | Added |
| Mawer Investment Management Ltd. | 243,468 | $68.3M | 0.35% | −23,640−8.9% | Reduced |
| Fuller & Thaler Asset Management, Inc. | 237,903 | $66.7M | 0.23% | +237,903 | New |
| Southeastern Asset Management IncSuperinvestorSoutheastern Asset Management (Longleaf) | 237,254 | $66.5M | 3.40% | −78,031−24.7% | Reduced |
| UBS Group AG | 230,719 | $64.7M | 0.01% | +29,955+14.9% | Added |
| Deerfield Management Company, L.P. (Series C) | 226,070 | $63.4M | 0.97% | 00.0% | Unchanged |
| Northern Trust Corp | 226,006 | $63.4M | 0.01% | −499−0.2% | Reduced |
| Thompson Siegel & Walmsley LLC | 217,596 | $61.0M | 0.99% | −88,536−28.9% | Reduced |
| GW&K Investment Management, LLC | 183,845 | $51.5M | 0.46% | +36,632+24.9% | Added |
| Charles Schwab Investment Management Inc | 179,966 | $50.5M | 0.01% | −17,654−8.9% | Reduced |
| Royal Bank of Canada | 176,091 | $49.4M | 0.01% | +24,533+16.2% | Added |
| Morgan Stanley | 174,062 | $48.8M | 0.00% | +3,959+2.3% | Added |
| Westfield Capital Management Co LP | 155,524 | $43.6M | 0.18% | +16,019+11.5% | Added |
| Allspring Global Investments Holdings, LLC | 134,767 | $40.2M | 0.06% | +4,262+3.3% | Added |
| Acadian Asset Management LLC | 138,889 | $38.9M | 0.07% | +87,479+170.2% | Added |
| Fisher Asset Management, LLC | 133,465 | $37.4M | 0.01% | −4,277−3.1% | Reduced |
| Bank of New York Mellon Corp | 133,213 | $37.4M | 0.01% | −2,600−1.9% | Reduced |
| Mangrove Partners | 126,853 | $35.6M | 2.96% | +126,853 | New |
| QVIDTVM Management LLC | 126,480 | $35.5M | 38.62% | +400+0.3% | Added |
| Federated Hermes, Inc. | 126,137 | $35.4M | 0.06% | −921−0.7% | Reduced |
| Gotham Asset Management, LLC | 124,626 | $34.9M | 0.15% | +36,763+41.8% | Added |
| Franklin Resources Inc | 134,927 | $34.5M | 0.01% | +3,222+2.4% | Added |
| Tikvah Management LLC | 111,084 | $31.1M | 9.20% | 00.0% | Unchanged |
| Envestnet Asset Management Inc | 107,753 | $30.2M | 0.01% | +4,351+4.2% | Added |
| Manufacturers Life Insurance Company, The | 107,299 | $30.1M | 0.02% | −12,161−10.2% | Reduced |
| Hound Partners, LLC | 103,963 | $29.2M | 3.74% | −77,973−42.9% | Reduced |
| Ilex Capital Partners (UK) LLP | 100,558 | $28.2M | 0.90% | −20,327−16.8% | Reduced |
| Boston Trust Walden Corp | 95,448 | $26.8M | 0.20% | +95,448 | New |
| JNE Partners LLP | 92,100 | $25.8M | 10.99% | 00.0% | Unchanged |
| Artisan Partners Limited Partnership | 86,371 | $24.2M | 0.03% | −31,827−26.9% | Reduced |
| Price T Rowe Associates Inc | 75,477 | $21.2M | 0.00% | +38,654+105.0% | Added |
| Allianz Asset Management GmbH | 66,549 | $18.7M | 0.02% | +12,310+22.7% | Added |
| T. Rowe Price Investment Management, Inc. | 65,230 | $18.3M | 0.01% | +17,032+35.3% | Added |
| Natixis Advisors, L.P. | 65,069 | $18.2M | 0.03% | +26,119+67.1% | Added |
| JPMorgan Chase & Co | 56,250 | $15.8M | 0.00% | +2,519+4.7% | Added |
| Moore Capital Management, LP | 55,000 | $15.4M | 0.31% | +55,000 | New |
| Squarepoint Ops LLC | 54,735 | $15.3M | 0.03% | +54,735 | New |
| Hosking Partners LLP | 54,127 | $15.2M | 0.55% | +29+0.1% | Added |
| Marathon Asset Mgmt Ltd | 51,918 | $14.6M | 0.54% | −7,893−13.2% | Reduced |
| Citadel Advisors LLC | 50,306 | $14.1M | 0.01% | +47,688+1,821.5% | Added |
| Rhumbline Advisers | 48,488 | $13.6M | 0.01% | −1,657−3.3% | Reduced |
| Portolan Capital Management, LLC | 46,440 | $13.0M | 0.70% | −16,344−26.0% | Reduced |
| Jane Street Group, LLC | 41,751 | $11.7M | 0.01% | +34,804+501.0% | Added |
| Legal & General Group Plc | 41,086 | $11.5M | 0.00% | −3,071−7.0% | Reduced |
| Principal Financial Group Inc | 40,562 | $11.4M | 0.01% | −1,645−3.9% | Reduced |
| Gabelli Funds LLC | 37,800 | $10.6M | 0.07% | −2,000−5.0% | Reduced |
| Van Eck Associates Corp | 36,554 | $10.3M | 0.01% | −3,700−9.2% | Reduced |
| Teachers Retirement System of the State of Kentucky | 36,444 | $10.2M | 0.08% | +9,800+36.8% | Added |
| Swiss National Bank | 36,400 | $10.2M | 0.01% | −800−2.2% | Reduced |
| Invesco Ltd. | 35,932 | $10.1M | 0.00% | −1,993−5.3% | Reduced |
| Arnhold LLC | 34,784 | $9.75M | 0.82% | 00.0% | Unchanged |
| California Public Employees Retirement System | 33,549 | $9.41M | 0.01% | +1,352+4.2% | Added |
| Man Group plc | 32,983 | $9.25M | 0.02% | −47,305−58.9% | Reduced |
| Barclays PLC | 32,666 | $9.16M | 0.00% | +12,818+64.6% | Added |
| AQR Capital Management LLC | 31,971 | $8.73M | 0.01% | +3,782+13.4% | Added |
| Nuveen, LLC | 29,773 | $8.35M | 0.00% | 00.0% | Unchanged |
| Assetmark, Inc | 28,808 | $8.08M | 0.02% | +7,633+36.0% | Added |
| Quantinno Capital Management LP | 27,788 | $7.79M | 0.02% | +22,879+466.1% | Added |
| Raymond James Financial Inc | 27,239 | $7.64M | 0.00% | +4,665+20.7% | Added |
| Gamco Investors, Inc. Et Al | 26,750 | $7.50M | 0.07% | 00.0% | Unchanged |
| Alliancebernstein L.P. | 25,807 | $7.24M | 0.00% | +3,284+14.6% | Added |
| Quantedge Capital Pte Ltd | 25,800 | $7.23M | 3.96% | +25,800 | New |
| HRT Financial LP | 25,739 | $7.22M | 0.03% | −49,079−65.6% | Reduced |
| Millennium Management LLC | 24,455 | $6.86M | 0.01% | −227,393−90.3% | Reduced |
| ExodusPoint Capital Management, LP | 23,472 | $6.58M | 0.09% | −85,134−78.4% | Reduced |
| Winslow Asset Management Inc | 23,415 | $6.57M | 1.23% | +389+1.7% | Added |
| Sector Gamma AS | 22,827 | $6.40M | 1.59% | +4,998+28.0% | Added |
| Retirement Systems of Alabama | 22,069 | $6.19M | 0.02% | −663−2.9% | Reduced |
| Exchange Traded Concepts, LLC | 21,580 | $6.05M | 0.06% | +7,648+54.9% | Added |
| Goldman Sachs Group Inc | 20,312 | $5.70M | 0.00% | −84,562−80.6% | Reduced |
| ICICI Prudential Asset Management Co Ltd | 20,095 | $5.63M | 0.59% | −8,221−29.0% | Reduced |
| Ameriprise Financial Inc | 19,989 | $5.60M | 0.00% | −7,412−27.1% | Reduced |
| Comerica Bank | 19,097 | $5.35M | 0.02% | +4,621+31.9% | Added |
| State Board of Administration of Florida Retirement System | 18,638 | $5.23M | 0.01% | −1,174−5.9% | Reduced |
| California State Teachers Retirement System | 17,922 | $5.03M | 0.01% | +10.0% | Added |
| New York State Teachers Retirement System | 17,600 | $4.93M | 0.01% | +100+0.6% | Added |
| Wells Fargo & Company | 17,575 | $4.93M | 0.00% | −1,379−7.3% | Reduced |
| AYAL Capital Advisors Ltd | 17,500 | $4.91M | 2.83% | +17,500 | New |
| Aquatic Capital Management LLC | 17,424 | $4.89M | 0.09% | +142+0.8% | Added |
| Prelude Capital Management, LLC | 16,733 | $4.69M | 0.37% | −12,534−42.8% | Reduced |
| State of Wisconsin Investment Board | 15,872 | $4.45M | 0.01% | −230−1.4% | Reduced |
| RK Asset Management, LLC | 14,502 | $4.07M | 3.70% | 00.0% | Unchanged |
| LPL Financial LLC | 13,980 | $3.92M | 0.00% | +889+6.8% | Added |
| Great West Life Assurance Co | 14,379 | $3.88M | 0.01% | +1,270+9.7% | Added |
| Arrowstreet Capital, Limited Partnership | 13,711 | $3.84M | 0.00% | −10,266−42.8% | Reduced |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 12,956 | $3.63M | 0.01% | +4,541+54.0% | Added |