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, Q1 2026
Institutional positions in Bio-Rad Laboratories, Inc. as of Mar 31, 2026. 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
- 395
- +2 vs. Q4 2025
- Shares held
- 20.0M
- +2.51M (+14.3%) vs. Q4 2025
- Total value
- $5.57B
- +$276.4M (+5.2%) vs. Q4 2025
- New holders
- 62
- 145 more added
- Sold out
- 60
- 99 more reduced
7 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2026
Shares, value and share of portfolio for each institution holding Bio-Rad Laboratories, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Portolan Capital Management, LLC | 14,173 | $3.95M | 0.21% | −19,986−58.5% | Reduced |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 13,344 | $3.72M | 0.01% | +1,572+13.4% | Added |
| State of Wisconsin Investment Board | 13,074 | $3.64M | 0.01% | −574−4.2% | Reduced |
| Fifth Third Bancorp | 12,932 | $3.60M | 0.01% | +6,175+91.4% | Added |
| DekaBank Deutsche Girozentrale | 12,211 | $3.42M | 0.01% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 11,875 | $3.31M | 0.00% | 00.0% | Unchanged |
| Two Sigma Investments, LP | 10,988 | $3.06M | 0.00% | +10,988 | New |
| Great West Life Assurance Co | 10,530 | $2.94M | 0.01% | −49−0.5% | Reduced |
| Regions Financial Corp | 10,048 | $2.80M | 0.02% | −575−5.4% | Reduced |
| Sivik Global Healthcare LLC | 10,000 | $2.79M | 2.12% | −2,000−16.7% | Reduced |
| Creative Planning | 9,974 | $2.78M | 0.00% | +6,525+189.2% | Added |
| TD Asset Management Inc | 9,780 | $2.73M | 0.00% | +396+4.2% | Added |
| Oak Thistle LLC | 9,320 | $2.60M | 0.25% | +9,320 | New |
| MetLife Investment Management | 8,951 | $2.50M | 0.01% | +61+0.7% | Added |
| Vanguard Global Advisers, LLC | 8,704 | $2.43M | 0.00% | +8,704 | New |
| State of New Jersey Common Pension Fund D | 8,271 | $2.31M | 0.01% | +1,263+18.0% | Added |
| Bank of Montreal | 8,228 | $2.29M | 0.00% | +290+3.7% | Added |
| Amalgamated Bank | 8,196 | $2.29M | 0.02% | +208+2.6% | Added |
| Boston Partners | 8,193 | $2.28M | 0.00% | −239,419−96.7% | Reduced |
| D. E. Shaw & Co., Inc. | 8,145 | $2.27M | 0.00% | +3,315+68.6% | Added |
| Police & Firemen's Retirement System of New Jersey | 8,076 | $2.25M | 0.02% | 00.0% | Unchanged |
| MML Investors Services, LLC | 7,942 | $2.21M | 0.01% | −2,483−23.8% | Reduced |
| Treasurer of the State of North Carolina | 7,926 | $2.21M | 0.01% | +167+2.2% | Added |
| Janus Henderson Group PLC | 7,900 | $2.20M | 0.00% | 00.0% | Unchanged |
| CenterBook Partners LP | 7,824 | $2.18M | 0.12% | +4,766+155.9% | Added |
| Prelude Capital Management, LLC | 7,753 | $2.16M | 0.17% | +4,289+123.8% | Added |
| Kornitzer Capital Management Inc | 7,726 | $2.15M | 0.05% | +1,120+17.0% | Added |
| Cetera Investment Advisers | 7,596 | $2.12M | 0.00% | +48+0.6% | Added |
| Natixis | 6,970 | $1.94M | 0.01% | +6,970 | New |
| US Bancorp | 6,969 | $1.94M | 0.00% | −74−1.1% | Reduced |
| Mutual of America Capital Management LLC | 6,967 | $1.94M | 0.02% | −601−7.9% | Reduced |
| Quantedge Capital Pte Ltd | 6,940 | $1.93M | 1.06% | −7,200−50.9% | Reduced |
| OP Asset Management Ltd | 6,552 | $1.83M | 0.02% | +3,894+146.5% | Added |
| American Century Companies Inc | 6,411 | $1.79M | 0.00% | +219+3.5% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 6,370 | $1.78M | 0.00% | +989+18.4% | Added |
| Handelsbanken Fonder AB | 6,332 | $1.76M | 0.01% | 00.0% | Unchanged |
| Cerity Partners LLC | 6,086 | $1.70M | 0.00% | +635+11.6% | Added |
| Pavaki Capital Management LLC | 6,000 | $1.67M | 1.18% | 00.0% | Unchanged |
| Public Employees Retirement System of Ohio | 5,698 | $1.59M | 0.01% | −166−2.8% | Reduced |
| Skylands Capital, LLC | 5,650 | $1.57M | 0.21% | +2,050+56.9% | Added |
| Louisiana State Employees Retirement System | 5,300 | $1.48M | 0.03% | +300+6.0% | Added |
| Tudor Investment Corp Et Al | 5,161 | $1.44M | 0.01% | +5,161 | New |
| HighTower Advisors, LLC | 5,124 | $1.43M | 0.00% | −3,460−40.3% | Reduced |
| Arizona State Retirement System | 5,118 | $1.43M | 0.01% | −99−1.9% | Reduced |
| Citigroup Inc | 5,117 | $1.43M | 0.00% | +808+18.8% | Added |
| Diversified Trust Co | 4,897 | $1.37M | 0.03% | −3,237−39.8% | Reduced |
| Vanguard Investments Australia, Ltd. | 4,845 | $1.35M | 0.00% | +4,845 | New |
| Clear Harbor Asset Management, LLC | 4,598 | $1.28M | 0.09% | +2,179+90.1% | Added |
| Stifel Financial Corp | 4,589 | $1.28M | 0.00% | +234+5.4% | Added |
| Yousif Capital Management, LLC | 4,586 | $1.28M | 0.02% | −302−6.2% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 4,556 | $1.27M | 0.01% | +6+0.1% | Added |
| Nano Cap New Millennium Growth Fund L P | 4,500 | $1.25M | 1.17% | +1,750+63.6% | Added |
| State of Michigan Retirement System | 4,400 | $1.23M | 0.01% | +100+2.3% | Added |
| Principal Securities, Inc. | 4,385 | $1.22M | 0.02% | +113+2.6% | Added |
| Focused Alpha, LLC | 4,202 | $1.17M | 0.36% | −10.0% | Reduced |
| FMR LLC | 4,198 | $1.17M | 0.00% | +959+29.6% | Added |
| KLP Kapitalforvaltning AS | 4,100 | $1.14M | 0.00% | +120+3.0% | Added |
| Atlantic Union Bankshares Corp | 4,099 | $1.14M | 0.02% | 00.0% | Unchanged |
| Thrivent Financial for Lutherans | 4,097 | $1.14M | 0.00% | +3+0.1% | Added |
| Northwestern Mutual Investment Management Company, LLC | 4,073 | $1.14M | 0.02% | +4+0.1% | Added |
| Atria Investments LLC | 4,034 | $1.12M | 0.01% | +659+19.5% | Added |
| Brinker Capital Investments, LLC | 3,922 | $1.09M | 0.01% | −285−6.8% | Reduced |
| New Mexico Educational Retirement Board | 3,900 | $1.09M | 0.03% | 00.0% | Unchanged |
| Brevan Howard Capital Management LP | 3,875 | $1.08M | 0.01% | +3,875 | New |
| State of Tennessee, Treasury Department | 3,796 | $1.06M | 0.00% | 00.0% | Unchanged |
| Oregon Public Employees Retirement Fund | 3,746 | $1.04M | 0.01% | +77+2.1% | Added |
| Truist Financial Corp | 3,561 | $992.6K | 0.00% | −356−9.1% | Reduced |
| Deutsche Bank AG | 3,472 | $967.8K | 0.00% | +830+31.4% | Added |
| Koss-Olinger Consulting, LLC | 3,440 | $958.9K | 0.08% | −48−1.4% | Reduced |
| Oppenheimer Asset Management Inc. | 3,431 | $956.4K | 0.01% | +3,431 | New |
| Dark Forest Capital Management LP | 3,344 | $932.1K | 0.08% | +3,344 | New |
| Ameritas Investment Partners, Inc. | 3,332 | $928.8K | 0.03% | 00.0% | Unchanged |
| JustInvest LLC | 3,314 | $923.8K | 0.01% | +161+5.1% | Added |
| Summit Trail Advisors, LLC | 3,300 | $919.9K | 0.01% | +870+35.8% | Added |
| Millennium Management LLC | 3,294 | $918.2K | 0.00% | −18,912−85.2% | Reduced |
| Advisor Group Holdings, Inc. | 3,224 | $898.7K | 0.00% | −80−2.4% | Reduced |
| Toroso Investments, LLC | 3,118 | $869.1K | 0.00% | +1,731+124.8% | Added |
| Neuberger Berman Group LLC | 3,029 | $844.3K | 0.00% | +19+0.6% | Added |
| Westport Asset Management Inc | 3,000 | $836.3K | 0.37% | 00.0% | Unchanged |
| Hara Capital LLC | 2,986 | $832.3K | 0.42% | +183+6.5% | Added |
| Susquehanna International Group, LLP | 2,938 | $819.0K | 0.00% | +2,938 | New |
| Pacer Advisors, Inc. | 2,925 | $815.0K | 0.00% | +30+1.0% | Added |
| Pictet Asset Management Holding SA | 2,920 | $814.0K | 0.00% | +340+13.2% | Added |
| Patriot Financial Group Insurance Agency, LLC | 2,532 | $705.8K | 0.04% | +2,532 | New |
| M&T Bank Corp | 2,513 | $700.5K | 0.00% | +125+5.2% | Added |
| CWM Advisors, LLC | 2,445 | $681.5K | 0.04% | +1,362+125.8% | Added |
| The PNC Financial Services Group, Inc. | 2,441 | $680.4K | 0.00% | −821−25.2% | Reduced |
| Pathstone Holdings, LLC | 2,438 | $679.6K | 0.00% | −174−6.7% | Reduced |
| Quadrant Capital Group LLC | 2,372 | $661.2K | 0.02% | +64+2.8% | Added |
| Park Avenue Securities LLC | 2,358 | $657.0K | 0.01% | −58−2.4% | Reduced |
| Wiley Bros.-Aintree Capital, LLC | 2,339 | $644.7K | 0.00% | +76+3.4% | Added |
| Resources Investment Advisors, LLC. | 2,277 | $634.7K | 0.01% | −182−7.4% | Reduced |
| Teacher Retirement System of Texas | 2,248 | $626.6K | 0.00% | −622−21.7% | Reduced |
| New York Life Investment Management LLC | 2,233 | $622.4K | 0.01% | +579+35.0% | Added |
| Xponance, Inc. | 2,225 | $620.2K | 0.00% | +527+31.0% | Added |
| Empowered Funds, LLC | 2,168 | $604.3K | 0.00% | +2,168 | New |
| Alamea Verwaltungs GmbH | 2,164 | $603.2K | 0.45% | +2,164 | New |
| Concurrent Investment Advisors, LLC | 2,162 | $602.7K | 0.01% | −954−30.6% | Reduced |
| Blackstone Group Inc. | 2,162 | $602.7K | 0.00% | +2,162 | New |
| Public Employees Retirement Association of Colorado | 2,086 | $581.0K | 0.00% | 00.0% | Unchanged |