BIO RAD LABS INC (BIO)
Institutional ownership reported to the SEC as of Q2 2026, across 31 quarters.
371
Reporting holders
$5.6B
Reported value
0.3%
Held as options
+9
Holder change
Options share is the part of reported value carried in derivative lines rather than shares. A high figure means institutions are expressing a view on this security without owning much of it.
Holders
| Filer | Value | Shares | Their book | Held | Change |
|---|---|---|---|---|---|
| First Eagle Investment Management, LLC | $765.2M | 2,606,219 | 1.28% | 13q | HELD |
| BlackRock, Inc. | $498.8M | 1,698,929 | 0.01% | 8q | +1.1%+$5.5M |
| DIMENSIONAL FUND ADVISORS LP | $277.3M | 944,548 | 0.05% | 31q | -13.3%-$42.5M |
| VANGUARD CAPITAL MANAGEMENT LLC | $242.8M | 826,972 | 0.01% | 2q | -0.5%-$1.2M |
| ARIEL INVESTMENTS, LLC | $239.8M | 816,751 | 2.39% | 31q | +3.9%+$9.0M |
| VANGUARD PORTFOLIO MANAGEMENT LLC | $239.6M | 816,198 | 0.01% | 2q | -1.6%-$3.8M |
| EARNEST PARTNERS LLC | $170.5M | 580,752 | 0.61% | 31q | -1.4%-$2.3M |
| STATE STREET CORP | $167.9M | 571,762 | 0.00% | 31q | +2.2%+$3.6M |
| BANK OF AMERICA CORP /DE/ | $144.0M | 490,412 | 0.01% | 31q | +10.2%+$13.3M |
| Assenagon Asset Management S.A. | $137.0M | 466,454 | 0.09% | 6q | +215.5%+$93.6M |
| Capital World Investors | $135.8M | 462,457 | 0.02% | 2q | +2.8%+$3.7M |
| Capital Research Global Investors | $130.2M | 443,483 | 0.02% | 4q | +15.0%+$17.0M |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | $123.0M | 418,884 | 0.02% | 31q | -1.7%-$2.1M |
| First Pacific Advisors, LP | $118.0M | 401,861 | 1.46% | 11q | -1.3%-$1.6M |
| GEODE CAPITAL MANAGEMENT, LLC | $102.1M | 347,575 | 0.01% | 31q | -4.7%-$5.0M |
| NOMURA HOLDINGS INC | $96.6M | 328,897 | 0.11% | 2q | +51.3%+$32.8M |
| UBS Group AG | $90.5M | 308,325 | 0.01% | 31q | -13.0%-$13.5M |
| SEI INVESTMENTS CO | $80.3M | 273,377 | 0.07% | 31q | -5.0%-$4.3M |
| BARCLAYS PLC | $78.6M | 267,634 | 0.02% | 31q | -4.0%-$3.3M |
| DEERFIELD MANAGEMENT COMPANY, L.P. | $66.4M | 226,070 | 0.69% | 12q | HELD |
| NORTHERN TRUST CORP | $64.1M | 218,285 | 0.01% | 31q | HELD |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $57.4M | 195,538 | 0.01% | 31q | -0.5%-$299.5K |
| Sixth Street Partners Management Company, L.P. | $57.4M | 195,538 | 0.01% | new | NEW |
| FRANKLIN RESOURCES INC | $56.9M | 193,682 | 0.01% | 31q | +13.7%+$6.8M |
| AQR CAPITAL MANAGEMENT LLC | $56.0M | 192,711 | 0.02% | 31q | +103.8%+$28.5M |
| MORGAN STANLEY | $55.9M | 190,285 | 0.00% | 35q | -30.5%-$24.6M |
| GOLDMAN SACHS GROUP INC | $53.2M | 181,225 | 0.00% | 31q | +241.7%+$37.6M |
| Gotham Asset Management, LLC | $48.8M | 166,262 | 0.11% | 31q | +9.1%+$4.1M |
| EXCHANGE TRADED CONCEPTS, LLC | $42.3M | 144,232 | 0.10% | 27q | +146.4%+$25.2M |
| Freestone Grove Partners LP | $41.1M | 140,113 | 0.26% | 3q | -5.1%-$2.2M |
| MANGROVE PARTNERS IM, LLC | $37.3M | 127,191 | 2.45% | 4q | HELD |
| VICTORY CAPITAL MANAGEMENT INC | $35.9M | 122,126 | 0.02% | 29q | +555.2%+$30.4M |
| Fisher Asset Management, LLC | $34.3M | 116,909 | 0.01% | 31q | -1.5%-$520.9K |
| VANGUARD FIDUCIARY TRUST CO | $33.6M | 114,403 | 0.01% | 2q | +0.7%+$224.3K |
| Bank of New York Mellon Corp | $33.4M | 113,854 | 0.01% | 31q | -10.2%-$3.8M |
| ING GROEP NV | $33.1M | 112,700 | 0.16% | 2q | +25.2%+$6.7M |
| NEUBERGER BERMAN GROUP LLC | $32.8M | 111,812 | 0.02% | 31q | +3591.4%+$32.0M |
| NORGES BANK | $32.8M | 111,580 | 0.00% | 32q | -2.3%-$767.5K |
| Boston Trust Walden Corp | $32.6M | 111,167 | 0.25% | 4q | +18.9%+$5.2M |
| ENVESTNET ASSET MANAGEMENT INC | $31.0M | 105,449 | 0.01% | 31q | HELD |
| JPMORGAN CHASE & CO | $30.5M | 102,605 | 0.00% | 31q | +3.2%+$956.8K |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE | $29.8M | 101,580 | 0.02% | 31q | +1.9%+$546.1K |
| WELLS FARGO & COMPANY/MN | $28.6M | 97,500 | 0.00% | 31q | +135.9%+$16.5M |
| Hosking Partners LLP | $27.7M | 94,430 | 0.92% | 31q | +36.8%+$7.5M |
| FIRST TRUST ADVISORS LP | $27.7M | 94,209 | 0.02% | 5q | +6089.8%+$27.2M |
| JNE Partners LLP | $26.0M | 88,511 | 10.68% | 5q | -3.9%-$1.1M |
| Allianz Asset Management GmbH | $25.8M | 87,780 | 0.02% | 6q | -20.4%-$6.6M |
| JONES FINANCIAL COMPANIES LLLP | $23.7M | 78,878 | 0.01% | 9q | +9.6%+$2.1M |
| Mawer Investment Management Ltd. | $21.0M | 71,577 | 0.14% | 23q | -62.1%-$34.4M |
| Allspring Global Investments Holdings, LLC | $20.7M | 69,598 | 0.03% | 19q | -19.0%-$4.9M |
| Tikvah Management LLC | $20.1M | 68,604 | 6.12% | 18q | -29.9%-$8.6M |
| QVIDTVM Management LLC | $19.4M | 66,243 | 25.39% | 12q | -20.9%-$5.1M |
| NATIONAL BANK OF CANADA /FI/ | $19.1M | 65,000 | 0.01% | 2q | -27.8%-$7.3M |
| CITADEL ADVISORS LLC | $18.8M | 60,819 | 0.00% | 22q | -59.1%-$27.1M |
| WELLINGTON MANAGEMENT GROUP LLP | $17.7M | 60,249 | 0.00% | new | NEW |
| MILLENNIUM MANAGEMENT LLC | $17.6M | 59,895 | 0.01% | 31q | +1718.3%+$16.6M |
| Arnhold LLC | $16.3M | 55,568 | 1.14% | 5q | +29.5%+$3.7M |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | $16.2M | 7,519 | 0.00% | 31q | +155.9%+$9.9M |
| RHUMBLINE ADVISERS | $13.3M | 45,140 | 0.01% | 31q | -1.9%-$263.4K |
| ASSETMARK, INC | $13.0M | 44,277 | 0.02% | 26q | +13.6%+$1.6M |
| Portolan Capital Management, LLC | $12.5M | 42,620 | 0.47% | 31q | +200.7%+$8.4M |
| Marathon Asset Management Ltd | $12.3M | 41,975 | 0.50% | 10q | -21.8%-$3.4M |
| PRINCIPAL FINANCIAL GROUP INC | $12.0M | 40,905 | 0.01% | 31q | +0.7%+$85.4K |
| BANK OF NOVA SCOTIA | $11.7M | 39,708 | 0.02% | new | NEW |
| RAYMOND JAMES FINANCIAL INC | $11.0M | 37,558 | 0.00% | 7q | +4.6%+$488.6K |
| California Public Employees Retirement System | $10.8M | 36,941 | 0.01% | 31q | +4.5%+$467.7K |
| Legal & General Group Plc | $10.8M | 36,847 | 0.00% | 31q | +1.7%+$181.7K |
| Swiss National Bank | $10.7M | 36,320 | 0.01% | 31q | -1.5%-$164.4K |
| Invesco Ltd. | $10.7M | 36,283 | 0.00% | 31q | -1.5%-$162.1K |
| SECTOR GAMMA AS | $9.8M | 33,350 | 2.12% | 11q | +40.4%+$2.8M |
| Quantinno Capital Management LP | $8.8M | 30,004 | 0.01% | 8q | -10.8%-$1.1M |
| Nuveen, LLC | $8.7M | 29,493 | 0.00% | 6q | HELD |
| Palliser Capital (UK) Ltd | $8.2M | 27,954 | 4.41% | new | NEW |
| GAMCO INVESTORS, INC. ET AL | $7.9M | 26,750 | 0.07% | 31q | HELD |
| GABELLI FUNDS LLC | $7.6M | 25,900 | 0.05% | 31q | -8.8%-$734.0K |
| TUDOR INVESTMENT CORP ET AL | $7.3M | 25,000 | 0.01% | 2q | +384.4%+$5.8M |
| Concentric Capital Strategies, LP | $7.0M | 23,692 | 0.39% | new | NEW |
| Hound Partners, LLC | $6.6M | 22,481 | 0.76% | 17q | -77.0%-$22.1M |
| ALLIANCEBERNSTEIN L.P. | $6.3M | 22,502 | 0.00% | 31q | -8.1%-$553.3K |
| D. E. Shaw & Co., Inc. | $5.7M | 19,256 | 0.00% | 31q | +136.4%+$3.3M |
| MARSHALL WACE, LLP | $5.6M | 18,980 | 0.00% | 7q | -42.9%-$4.2M |
| Retirement Systems of Alabama | $5.5M | 18,628 | 0.02% | 31q | -16.4%-$1.1M |
| BNP PARIBAS FINANCIAL MARKETS | $5.3M | 18,205 | 0.00% | 31q | -30.8%-$2.4M |
| VANGUARD ASSET MANAGEMENT, Ltd | $5.2M | 17,841 | 0.00% | 2q | +9.0%+$432.5K |
| Russell Investments Group, Ltd. | $5.1M | 17,435 | 0.00% | 31q | +12.5%+$569.9K |
| HSBC HOLDINGS PLC | $5.1M | 17,582 | 0.00% | 2q | +12.8%+$578.9K |
| AMERIPRISE FINANCIAL INC | $4.9M | 16,649 | 0.00% | 31q | -53.8%-$5.7M |
| ROYAL BANK OF CANADA | $4.8M | 16,448 | 0.00% | 31q | -4.4%-$220.2K |
| AYAL Capital Advisors Ltd | $4.8M | 16,333 | 1.30% | new | NEW |
| STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM | $4.6M | 15,663 | 0.01% | 31q | -2.1%-$99.8K |
| Amundi | $4.4M | 15,057 | 0.00% | 21q | -61.2%-$7.0M |
| LPL Financial LLC | $4.4M | 15,011 | 0.00% | 31q | -7.6%-$360.8K |
| Longaeva Partners L.P. | $4.3M | 14,639 | 0.09% | new | NEW |
| STATE OF WISCONSIN INVESTMENT BOARD | $4.2M | 14,205 | 0.01% | 31q | +8.7%+$332.1K |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | $4.1M | 14,068 | 0.00% | new | NEW |
| Campbell & CO Investment Adviser LLC | $4.1M | 14,056 | 0.22% | new | NEW |
| PFM Health Sciences, LP | $4.1M | 13,995 | 0.35% | new | NEW |
| CAXTON ASSOCIATES LLP | $4.1M | 13,875 | 0.08% | new | NEW |
| Brevan Howard Capital Management LP | $4.0M | 13,718 | 0.03% | 2q | +254.0%+$2.9M |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | $4.0M | 13,664 | 0.00% | 2q | -13.2%-$610.4K |
Showing the largest 100 of 399 reported holders.
Quarter by quarter
Coverage begins with the quarter ending 2018-12-31. Earlier filings exist only as occasional late amendments, too sparse to describe a market, so they are not shown.
| Quarter | Holders | Value | Shares | New | Added | Trimmed | Options |
|---|---|---|---|---|---|---|---|
| Q2 2026 | 371 | $5.6B | 19,144,230 | 58 | 103 | 134 | 0.3% |
| Q1 2026 | 362 | $5.3B | 19,133,190 | 54 | 131 | 80 | 0.2% |
| Q4 2025 | 359 | $5.7B | 18,754,957 | 40 | 89 | 130 | 0.2% |
| Q3 2025 | 354 | $5.2B | 18,555,422 | 58 | 100 | 118 | 0.1% |
| Q2 2025 | 341 | $4.4B | 18,296,474 | 47 | 94 | 149 | 0.3% |
| Q1 2025 | 387 | $4.4B | 18,028,446 | 54 | 114 | 136 | 0.2% |
| Q4 2024 | 405 | $5.7B | 17,306,581 | 51 | 119 | 127 | 0.2% |
| Q3 2024 | 392 | $5.8B | 17,412,865 | 57 | 111 | 148 | 0.2% |
| Q2 2024 | 391 | $5.0B | 18,416,983 | 47 | 111 | 159 | 0.3% |
| Q1 2024 | 413 | $6.4B | 18,318,659 | 45 | 133 | 147 | 0.7% |
| Q4 2023 | 430 | $5.9B | 18,025,488 | 61 | 142 | 141 | 1.3% |
| Q3 2023 | 407 | $6.5B | 18,014,068 | 48 | 114 | 154 | 0.7% |
| Q2 2023 | 398 | $6.9B | 17,902,396 | 38 | 132 | 153 | 0.9% |
| Q1 2023 | 424 | $8.6B | 18,229,925 | 64 | 163 | 117 | 0.7% |
| Q4 2022 | 361 | $7.1B | 16,626,914 | 45 | 153 | 93 | 1.6% |
| Q3 2022 | 476 | $8.3B | 19,497,047 | 50 | 185 | 144 | 2.3% |
| Q2 2022 | 498 | $9.6B | 19,115,575 | 62 | 148 | 198 | 1.6% |
| Q1 2022 | 513 | $10.9B | 19,173,948 | 63 | 178 | 180 | 1.4% |
| Q4 2021 | 531 | $14.7B | 19,186,130 | 55 | 173 | 183 | 1.3% |
| Q3 2021 | 506 | $14.6B | 19,396,437 | 46 | 163 | 186 | 0.9% |
| Q2 2021 | 507 | $12.6B | 19,421,942 | 56 | 182 | 162 | 0.9% |
| Q1 2021 | 492 | $11.2B | 19,626,271 | 56 | 202 | 136 | 0.3% |
| Q4 2020 | 491 | $11.5B | 19,673,175 | 59 | 167 | 165 | 0.4% |
| Q3 2020 | 480 | $10.0B | 19,268,335 | 58 | 172 | 170 | 0.2% |
| Q2 2020 | 471 | $8.8B | 19,347,617 | 99 | 154 | 153 | 0.3% |
| Q1 2020 | 406 | $6.8B | 19,216,622 | 60 | 136 | 137 | 0.3% |
| Q4 2019 | 387 | $7.1B | 19,208,969 | 66 | 127 | 110 | 0.5% |
| Q3 2019 | 356 | $6.5B | 19,394,780 | 52 | 140 | 92 | 0.9% |
| Q2 2019 | 334 | $5.9B | 18,883,371 | 40 | 99 | 123 | 0.7% |
| Q1 2019 | 350 | $6.1B | 19,451,848 | 61 | 123 | 101 | 2.3% |
| Q4 2018 | 330 | $4.5B | 19,350,238 | 5 | 8 | 6 | 0.3% |