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 |
|---|---|---|---|---|---|
| Xponance, Inc. | 2,225 | $620.2K | 0.00% | +527+31.0% | Added |
| New York Life Investment Management LLC | 2,233 | $622.4K | 0.01% | +579+35.0% | Added |
| Teacher Retirement System of Texas | 2,248 | $626.6K | 0.00% | −622−21.7% | Reduced |
| Resources Investment Advisors, LLC. | 2,277 | $634.7K | 0.01% | −182−7.4% | Reduced |
| Wiley Bros.-Aintree Capital, LLC | 2,339 | $644.7K | 0.00% | +76+3.4% | Added |
| Park Avenue Securities LLC | 2,358 | $657.0K | 0.01% | −58−2.4% | Reduced |
| Quadrant Capital Group LLC | 2,372 | $661.2K | 0.02% | +64+2.8% | Added |
| Pathstone Holdings, LLC | 2,438 | $679.6K | 0.00% | −174−6.7% | Reduced |
| The PNC Financial Services Group, Inc. | 2,441 | $680.4K | 0.00% | −821−25.2% | Reduced |
| CWM Advisors, LLC | 2,445 | $681.5K | 0.04% | +1,362+125.8% | Added |
| M&T Bank Corp | 2,513 | $700.5K | 0.00% | +125+5.2% | Added |
| Patriot Financial Group Insurance Agency, LLC | 2,532 | $705.8K | 0.04% | +2,532 | New |
| Pictet Asset Management Holding SA | 2,920 | $814.0K | 0.00% | +340+13.2% | Added |
| Pacer Advisors, Inc. | 2,925 | $815.0K | 0.00% | +30+1.0% | Added |
| Susquehanna International Group, LLP | 2,938 | $819.0K | 0.00% | +2,938 | New |
| Hara Capital LLC | 2,986 | $832.3K | 0.42% | +183+6.5% | Added |
| Westport Asset Management Inc | 3,000 | $836.3K | 0.37% | 00.0% | Unchanged |
| Neuberger Berman Group LLC | 3,029 | $844.3K | 0.00% | +19+0.6% | Added |
| Toroso Investments, LLC | 3,118 | $869.1K | 0.00% | +1,731+124.8% | Added |
| Advisor Group Holdings, Inc. | 3,224 | $898.7K | 0.00% | −80−2.4% | Reduced |
| Millennium Management LLC | 3,294 | $918.2K | 0.00% | −18,912−85.2% | Reduced |
| Summit Trail Advisors, LLC | 3,300 | $919.9K | 0.01% | +870+35.8% | Added |
| JustInvest LLC | 3,314 | $923.8K | 0.01% | +161+5.1% | Added |
| Ameritas Investment Partners, Inc. | 3,332 | $928.8K | 0.03% | 00.0% | Unchanged |
| Dark Forest Capital Management LP | 3,344 | $932.1K | 0.08% | +3,344 | New |
| Oppenheimer Asset Management Inc. | 3,431 | $956.4K | 0.01% | +3,431 | New |
| Koss-Olinger Consulting, LLC | 3,440 | $958.9K | 0.08% | −48−1.4% | Reduced |
| Deutsche Bank AG | 3,472 | $967.8K | 0.00% | +830+31.4% | Added |
| Truist Financial Corp | 3,561 | $992.6K | 0.00% | −356−9.1% | Reduced |
| Oregon Public Employees Retirement Fund | 3,746 | $1.04M | 0.01% | +77+2.1% | Added |
| State of Tennessee, Treasury Department | 3,796 | $1.06M | 0.00% | 00.0% | Unchanged |
| Brevan Howard Capital Management LP | 3,875 | $1.08M | 0.01% | +3,875 | New |
| New Mexico Educational Retirement Board | 3,900 | $1.09M | 0.03% | 00.0% | Unchanged |
| Brinker Capital Investments, LLC | 3,922 | $1.09M | 0.01% | −285−6.8% | Reduced |
| Atria Investments LLC | 4,034 | $1.12M | 0.01% | +659+19.5% | Added |
| Northwestern Mutual Investment Management Company, LLC | 4,073 | $1.14M | 0.02% | +4+0.1% | Added |
| Thrivent Financial for Lutherans | 4,097 | $1.14M | 0.00% | +3+0.1% | Added |
| Atlantic Union Bankshares Corp | 4,099 | $1.14M | 0.02% | 00.0% | Unchanged |
| KLP Kapitalforvaltning AS | 4,100 | $1.14M | 0.00% | +120+3.0% | Added |
| FMR LLC | 4,198 | $1.17M | 0.00% | +959+29.6% | Added |
| Focused Alpha, LLC | 4,202 | $1.17M | 0.36% | −10.0% | Reduced |
| Principal Securities, Inc. | 4,385 | $1.22M | 0.02% | +113+2.6% | Added |
| State of Michigan Retirement System | 4,400 | $1.23M | 0.01% | +100+2.3% | Added |
| Nano Cap New Millennium Growth Fund L P | 4,500 | $1.25M | 1.17% | +1,750+63.6% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 4,556 | $1.27M | 0.01% | +6+0.1% | Added |
| Yousif Capital Management, LLC | 4,586 | $1.28M | 0.02% | −302−6.2% | Reduced |
| Stifel Financial Corp | 4,589 | $1.28M | 0.00% | +234+5.4% | Added |
| Clear Harbor Asset Management, LLC | 4,598 | $1.28M | 0.09% | +2,179+90.1% | Added |
| Vanguard Investments Australia, Ltd. | 4,845 | $1.35M | 0.00% | +4,845 | New |
| Diversified Trust Co | 4,897 | $1.37M | 0.03% | −3,237−39.8% | Reduced |
| Citigroup Inc | 5,117 | $1.43M | 0.00% | +808+18.8% | Added |
| Arizona State Retirement System | 5,118 | $1.43M | 0.01% | −99−1.9% | Reduced |
| HighTower Advisors, LLC | 5,124 | $1.43M | 0.00% | −3,460−40.3% | Reduced |
| Tudor Investment Corp Et Al | 5,161 | $1.44M | 0.01% | +5,161 | New |
| Louisiana State Employees Retirement System | 5,300 | $1.48M | 0.03% | +300+6.0% | Added |
| Skylands Capital, LLC | 5,650 | $1.57M | 0.21% | +2,050+56.9% | Added |
| Public Employees Retirement System of Ohio | 5,698 | $1.59M | 0.01% | −166−2.8% | Reduced |
| Pavaki Capital Management LLC | 6,000 | $1.67M | 1.18% | 00.0% | Unchanged |
| Cerity Partners LLC | 6,086 | $1.70M | 0.00% | +635+11.6% | Added |
| Handelsbanken Fonder AB | 6,332 | $1.76M | 0.01% | 00.0% | Unchanged |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 6,370 | $1.78M | 0.00% | +989+18.4% | Added |
| American Century Companies Inc | 6,411 | $1.79M | 0.00% | +219+3.5% | Added |
| OP Asset Management Ltd | 6,552 | $1.83M | 0.02% | +3,894+146.5% | Added |
| Quantedge Capital Pte Ltd | 6,940 | $1.93M | 1.06% | −7,200−50.9% | Reduced |
| Mutual of America Capital Management LLC | 6,967 | $1.94M | 0.02% | −601−7.9% | Reduced |
| US Bancorp | 6,969 | $1.94M | 0.00% | −74−1.1% | Reduced |
| Natixis | 6,970 | $1.94M | 0.01% | +6,970 | New |
| Cetera Investment Advisers | 7,596 | $2.12M | 0.00% | +48+0.6% | Added |
| Kornitzer Capital Management Inc | 7,726 | $2.15M | 0.05% | +1,120+17.0% | Added |
| Prelude Capital Management, LLC | 7,753 | $2.16M | 0.17% | +4,289+123.8% | Added |
| CenterBook Partners LP | 7,824 | $2.18M | 0.12% | +4,766+155.9% | Added |
| Janus Henderson Group PLC | 7,900 | $2.20M | 0.00% | 00.0% | Unchanged |
| Treasurer of the State of North Carolina | 7,926 | $2.21M | 0.01% | +167+2.2% | Added |
| MML Investors Services, LLC | 7,942 | $2.21M | 0.01% | −2,483−23.8% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 8,076 | $2.25M | 0.02% | 00.0% | Unchanged |
| D. E. Shaw & Co., Inc. | 8,145 | $2.27M | 0.00% | +3,315+68.6% | Added |
| Boston Partners | 8,193 | $2.28M | 0.00% | −239,419−96.7% | Reduced |
| Amalgamated Bank | 8,196 | $2.29M | 0.02% | +208+2.6% | Added |
| Bank of Montreal | 8,228 | $2.29M | 0.00% | +290+3.7% | Added |
| State of New Jersey Common Pension Fund D | 8,271 | $2.31M | 0.01% | +1,263+18.0% | Added |
| Vanguard Global Advisers, LLC | 8,704 | $2.43M | 0.00% | +8,704 | New |
| MetLife Investment Management | 8,951 | $2.50M | 0.01% | +61+0.7% | Added |
| Oak Thistle LLC | 9,320 | $2.60M | 0.25% | +9,320 | New |
| TD Asset Management Inc | 9,780 | $2.73M | 0.00% | +396+4.2% | Added |
| Creative Planning | 9,974 | $2.78M | 0.00% | +6,525+189.2% | Added |
| Sivik Global Healthcare LLC | 10,000 | $2.79M | 2.12% | −2,000−16.7% | Reduced |
| Regions Financial Corp | 10,048 | $2.80M | 0.02% | −575−5.4% | Reduced |
| Great West Life Assurance Co | 10,530 | $2.94M | 0.01% | −49−0.5% | Reduced |
| Two Sigma Investments, LP | 10,988 | $3.06M | 0.00% | +10,988 | New |
| New York State Common Retirement Fund | 11,875 | $3.31M | 0.00% | 00.0% | Unchanged |
| DekaBank Deutsche Girozentrale | 12,211 | $3.42M | 0.01% | 00.0% | Unchanged |
| Fifth Third Bancorp | 12,932 | $3.60M | 0.01% | +6,175+91.4% | Added |
| State of Wisconsin Investment Board | 13,074 | $3.64M | 0.01% | −574−4.2% | Reduced |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 13,344 | $3.72M | 0.01% | +1,572+13.4% | Added |
| Portolan Capital Management, LLC | 14,173 | $3.95M | 0.21% | −19,986−58.5% | Reduced |
| HSBC Holdings PLC | 15,585 | $4.31M | 0.00% | +15,585 | New |
| Russell Investments Group, Ltd. | 15,494 | $4.32M | 0.00% | +11,068+250.1% | Added |
| Arrowstreet Capital, Limited Partnership | 15,743 | $4.39M | 0.00% | +15,743 | New |
| State Board of Administration of Florida Retirement System | 16,003 | $4.46M | 0.01% | −2,635−14.1% | Reduced |
| LPL Financial LLC | 16,240 | $4.53M | 0.00% | +946+6.2% | Added |