Charles River LaboratoriesCRL
13F holders, Q1 2026 (March 31)560holders −24
61new positions
84sold out
9famous investors
$172.65avg. 13F price*
At the end of Q1 2026, 560 institutions reported holding Charles River Laboratories (CRL) in their 13F filings, down 24 from Q4 2025. 61 opened new positions and 84 sold out. The largest holders were BlackRock, Inc. ($665.7M), FMR LLC ($596.2M) and Vanguard Capital Management LLC ($552.4M). 9 famous investors held it, including John W. Rogers Jr. (2.8% of Ariel Investments's portfolio), Bill Nygren (0.5% of Harris Associates (Oakmark Funds)'s portfolio) and Joel Greenblatt (0.2% of Gotham Asset Management's portfolio).
- Company
- Charles River Laboratories
- Sector
- Health Care
- CUSIP
- 159864107
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q4 2025 → Q1 2026
| Institutions | Total Value | |
|---|---|---|
| New Positions | 61 | $111.8M |
| Exits | 84 | $186.0M |
All 13F filers, Q4 2025 → Q1 2026: 8,990,688 shares bought and 3,920,031 shares sold, net +5,070,657 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 560 holders
| BlackRock, Inc. | 0.01% | Add +2.8% | 3,859,100 | $665.7M |
| FMR LLC | 0.03% | Add +99.3% | 3,456,244 | $596.2M |
| Vanguard Capital Management LLC | 0.01% | — | 3,202,204 | $552.4M |
| Invesco Ltd. | 0.04% | Reduce -11.1% | 2,397,252 | $413.5M |
| Vanguard Portfolio Management LLC | 0.02% | — | 2,294,670 | $395.8M |
| Harris Associates (Oakmark Funds) | 0.50% | Add +28.4% | 2,153,296 | $371.4M |
| Allspring Global Investments Holdings, LLC | 0.58% | Reduce -0.1% | 1,993,316 | $348.6M |
| State Street Corp. | 0.01% | Add +0.1% | 1,873,618 | $323.2M |
| Dimensional Fund Advisors LP | 0.06% | Add +14.6% | 1,652,484 | $285.0M |
| Wellington Management Group LLP | 0.05% | Reduce -6.8% | 1,629,401 | $281.1M |
| Ariel Investments | 2.79% | Add +1.1% | 1,444,183 | $249.1M |
| Geode Capital Management, LLC | 0.01% | Add +2.3% | 1,305,694 | $224.8M |
| Citadel Advisors | 0.15% | Add +190.3% | 1,212,152 | $209.1M |
| Bank of America Corp. | 0.01% | Add +5.0% | 1,135,027 | $195.8M |
| T. Rowe Price Associates Inc. | 0.02% | Add +1444.3% | 1,125,143 | $194.1M |
| Ameriprise Financial Inc. | 0.04% | Reduce -19.9% | 1,109,387 | $191.4M |
| Earnest Partners LLC | 0.69% | Reduce -1.7% | 971,366 | $167.6M |
| Millennium Management | 0.13% | Add +182.9% | 934,045 | $161.1M |
| Massachusetts Financial Services Co. | 0.05% | Add +2.7% | 908,850 | $158.8M |
| Neuberger Berman Group LLC | 0.11% | Add +1.6% | 874,378 | $150.7M |
| Cooke & Bieler LP | 1.69% | Add +42.9% | 867,920 | $149.7M |
| Morgan Stanley | 0.01% | Add +4.1% | 825,668 | $142.4M |
| Amundi | 0.04% | Add +175.2% | 773,315 | $133.4M |
| Sei Investments Co. | 0.12% | Add +0.1% | 757,129 | $130.6M |
| Victory Capital Management Inc. | 0.08% | Add +7.5% | 743,346 | $128.2M |
| Arrowstreet Capital, Limited Partnership | 0.07% | Reduce -11.9% | 737,030 | $127.1M |
| UBS Group AG | 0.02% | Add +88.1% | 731,465 | $126.2M |
| Clearbridge Investments, LLC | 0.10% | Add +23.6% | 632,624 | $109.1M |
| Mackenzie Financial Corp. | 0.12% | Reduce -23.9% | 594,800 | $102.6M |
| Alyeska Investment Group, L.P. | 0.27% | Reduce -13.3% | 558,633 | $96.4M |
| Van Berkom & Associates Inc. | 2.81% | Add +11.2% | 501,152 | $86.4M |
| LSV Asset Management | 0.18% | Add +2.3% | 486,600 | $83.9M |
| Charles Schwab Investment Management Inc. | 0.01% | Add +3.3% | 468,967 | $80.9M |
| Bank of Montreal | 0.03% | Add +14.9% | 445,869 | $76.9M |
| Northern Trust Corp. | 0.01% | Add +1.4% | 445,382 | $76.8M |
| Goldman Sachs Group Inc. | 0.01% | Add +30.6% | 414,728 | $71.5M |
| Meridiem Capital Partners LP | 4.11% | Add +172.5% | 362,098 | $62.5M |
| Gotham Asset Management | 0.19% | Add +23.8% | 358,502 | $61.8M |
| Alliancebernstein L.P. | 0.02% | Add +0.5% | 301,993 | $60.2M |
| Bank of New York Mellon Corp | 0.01% | Reduce -10.9% | 295,913 | $51.0M |
| Boston Trust Walden Corp | 0.40% | Reduce -6.4% | 285,425 | $49.2M |
| Vanguard Fiduciary Trust Co. | 0.01% | — | 276,995 | $47.8M |
| Deutsche Bank AG | 0.02% | Add +46.4% | 275,381 | $47.5M |
| Primecap Management Co. | 0.04% | No change | 266,890 | $46.0M |
| Adage Capital Partners Gp, L.L.C. | 0.07% | Reduce -17.9% | 256,009 | $44.2M |
| BNP Paribas Financial Markets | 0.03% | Add +55.0% | 252,189 | $43.5M |
| JPMorgan Chase & Co. | 0.00% | Add +51.3% | 264,350 | $42.2M |
| Snyder Capital Management L P | 0.80% | Reduce -1.4% | 237,705 | $41.0M |
| Barclays PLC | 0.01% | Add +297.3% | 234,936 | $40.5M |
| Quantinno Capital Management LP | 0.07% | Reduce -9.1% | 227,069 | $39.2M |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.01% | Add +4.8% | 218,913 | $37.8M |
| Macquarie Group Ltd. | 0.21% | Reduce -0.3% | 201,623 | $34.8M |
| Ilex Capital Partners (UK) LLP | 0.84% | New | 196,480 | $33.9M |
| Raymond James Financial Inc. | 0.01% | Add +58.3% | 193,532 | $33.4M |
| D. E. Shaw & Co. | 0.03% | Reduce -55.1% | 193,483 | $33.4M |
| SG Americas Securities, LLC | 0.04% | Add +2.4% | 186,173 | $32.1M |
| Loomis Sayles & Co. L P | 0.04% | Add +173.4% | 170,982 | $29.5M |
| Marshall Wace, LLP | 0.03% | Add +20.5% | 149,651 | $25.8M |
| Nuveen, LLC | 0.01% | Add +5.7% | 133,983 | $23.1M |
| Federated Hermes, Inc. | 0.04% | Add +2.8% | 129,340 | $22.3M |
| Natixis Advisors, LLC | 0.03% | Add +7.1% | 122,480 | $21.1M |
| Franklin Resources Inc. | 0.01% | Reduce -0.1% | 120,828 | $20.8M |
| Aberdeen Group plc | 0.03% | Add +17.4% | 113,827 | $19.6M |
| New York State Common Retirement Fund | 0.03% | Reduce -1.9% | 109,288 | $18.9M |
| Jones Financial Companies LLLP | 0.01% | Add +13673.9% | 114,048 | $18.2M |
| Vanguard Global Advisers, LLC | 0.01% | — | 103,496 | $17.9M |
| Public Employees Retirement Association of Colorado | 0.07% | Add +21.5% | 101,643 | $17.5M |
| Confluence Investment Management LLC | 0.27% | Reduce -4.8% | 100,534 | $17.3M |
| Royal Bank of Canada | 0.00% | Reduce -18.9% | 100,311 | $17.3M |
| Aristotle Capital Boston, LLC | 1.04% | Add +13.0% | 97,434 | $16.8M |
| Swiss National Bank | 0.01% | Add +0.2% | 97,300 | $16.8M |
| Legal & General Group Plc | 0.00% | Reduce -8.9% | 96,910 | $16.7M |
| Picton Mahoney Asset Management | 0.17% | Add +29.9% | 95,396 | $16.5M |
| GW&K Investment Management, LLC | 0.14% | Reduce -5.8% | 95,157 | $16.4M |
| Engineers Gate Manager LP | 0.20% | Add +239.6% | 93,784 | $16.2M |
| Rhumbline Advisers | 0.01% | Add +3.6% | 91,726 | $15.8M |
| California Public Employees Retirement System | 0.01% | Add +0.2% | 88,752 | $15.3M |
| Clark Capital Management Group, Inc. | 0.09% | Add +104.1% | 86,509 | $14.9M |
| Candriam S.C.A. | 0.08% | Add +159.7% | 86,430 | $14.9M |
| Envestnet Asset Management Inc. | 0.00% | Add +18.8% | 83,299 | $14.4M |
| Citigroup Inc. | 0.01% | Add +66.2% | 81,311 | $14.0M |
| Wells Fargo & Company | 0.00% | Add +3.2% | 79,871 | $13.8M |
| Nicholas Company, Inc. | 0.24% | New | 71,940 | $12.4M |
| Laurus Global Equity Management Inc. | 12.11% | Reduce -13.0% | 71,685 | $12.4M |
| Ranger Investment Management, L.P. | 0.88% | New | 70,715 | $12.2M |
| HSBC Holdings PLC | 0.01% | Add +12.2% | 69,682 | $12.0M |
| Lakewood Capital Management, LP | 0.76% | Reduce -50.8% | 69,000 | $11.9M |
| AQR Capital Management | 0.01% | Reduce -40.4% | 71,578 | $11.8M |
| Riverbridge Partners LLC | 0.27% | Reduce -35.8% | 63,788 | $11.0M |
| Mitsubishi UFJ Asset Management Co., Ltd. | 0.01% | Add +9.2% | 63,760 | $11.0M |
| California State Teachers Retirement System | 0.01% | Add +21.8% | 56,972 | $9.8M |
| Principal Financial Group Inc. | 0.01% | Reduce -53.0% | 56,182 | $9.7M |
| King Luther Capital Management Corp. | 0.04% | Reduce -15.0% | 55,067 | $9.5M |
| Connor, Clark & Lunn Investment Management Ltd. | 0.02% | Reduce -59.3% | 54,570 | $9.4M |
| OMERS ADMINISTRATION Corp | 0.06% | Reduce -7.0% | 54,429 | $9.4M |
| Public Sector Pension Investment Board | 0.03% | Add +331.1% | 53,860 | $9.3M |
| Nordea Investment Management AB | 0.01% | Add +2.6% | 56,122 | $9.2M |
| Schonfeld Strategic Advisors LLC | 0.07% | Add +4.1% | 52,959 | $9.1M |
| Assetmark, Inc. | 0.02% | Add +19.6% | 52,387 | $9.0M |
| Frontier Capital Management Co. LLC | 0.09% | Reduce -61.1% | 48,062 | $8.3M |
"% of holder's portfolio" is CRL's weight in each manager's 13F, not the share of Charles River Laboratories the manager owns.