Idexx LaboratoriesIDXX
13F holders, Q1 2024 (March 31)1,147holders
10famous investors
$538.91avg. 13F price*
At the end of Q1 2024, 1,147 institutions reported holding Idexx Laboratories Inc. (IDXX) in their 13F filings. The largest holders were BlackRock Inc. ($5.0B), Vanguard Group Inc. ($4.6B) and State Street Corp. ($2.0B). 10 famous investors held it, including Terry Smith (5.7% of Fundsmith's portfolio), Ron Baron (3.0% of Baron Capital (BAMCO)'s portfolio) and Steve Cohen (0.2% of Point72 Asset Management's portfolio).
- Company
- Idexx Laboratories Inc.
- Sector
- Health Care
- CUSIP
- 45168D104
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q1 2024
| Institutions | Total Value | |
|---|---|---|
| New Positions | 84 | $297.3M |
| Exits | 85 | $721.3M |
Ownership 1,147 holders
| BlackRock Inc. | 0.12% | Add +1.7% | 9,207,254 | $5.0B |
| Vanguard Group Inc. | 0.09% | Add +1.2% | 8,476,054 | $4.6B |
| State Street Corp. | 0.09% | Add +0.1% | 3,780,584 | $2.0B |
| Alliancebernstein L.P. | 0.57% | Add +1.8% | 2,990,404 | $1.6B |
| Fundsmith | 5.74% | Reduce -0.5% | 2,714,762 | $1.5B |
| Geode Capital Management, LLC | 0.11% | Add +2.5% | 2,156,293 | $1.2B |
| Baron Capital (BAMCO) | 3.03% | Reduce -8.5% | 2,104,951 | $1.1B |
| Franklin Resources Inc. | 0.27% | Add +10.2% | 1,549,824 | $836.8M |
| Invesco Ltd. | 0.17% | Add +10.8% | 1,470,111 | $793.8M |
| Morgan Stanley | 0.05% | Add +12.0% | 1,225,930 | $661.9M |
| Blair William & Co. | 2.02% | Reduce -1.0% | 1,189,144 | $642.1M |
| Brown Advisory Inc. | 0.85% | Add +2.2% | 1,182,330 | $638.4M |
| Norges Bank | 0.08% | Add +5.8% | 976,464 | $527.2M |
| Northern Trust Corp. | 0.08% | Reduce -2.7% | 839,116 | $453.1M |
| Fundsmith Investment Services LTD. | 5.89% | Add +0.3% | 820,881 | $443.2M |
| JPMorgan Chase & Co. | 0.04% | Reduce -9.5% | 789,470 | $426.3M |
| Principal Financial Group Inc. | 0.24% | Reduce -2.4% | 762,968 | $412.0M |
| Amundi | 0.15% | Reduce -0.5% | 750,004 | $358.3M |
| Legal & General Group Plc | 0.10% | Reduce -1.5% | 651,169 | $351.6M |
| Bank of America Corp. | 0.03% | Reduce -0.6% | 633,713 | $342.2M |
| Bank of New York Mellon Corp | 0.07% | Reduce -3.8% | 631,988 | $341.2M |
| Goldman Sachs Group Inc. | 0.07% | Reduce -4.1% | 589,587 | $318.3M |
| Winslow Capital Management, LLC | 1.15% | Reduce -2.2% | 563,625 | $304.3M |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.10% | Reduce -2.2% | 534,613 | $288.7M |
| Charles Schwab Investment Management Inc. | 0.06% | Add +5.2% | 501,586 | $270.8M |
| Neuberger Berman Group LLC | 0.21% | Reduce -2.4% | 472,362 | $255.0M |
| Capital Counsel LLC | 11.65% | Reduce -0.1% | 469,555 | $253.5M |
| Dimensional Fund Advisors LP | 0.07% | Add +0.3% | 453,269 | $244.7M |
| Nuveen Asset Management, LLC | 0.07% | Add +3.2% | 439,162 | $237.1M |
| Macquarie Group Ltd. | 0.24% | Add +1.3% | 397,072 | $214.4M |
| American Century Companies Inc. | 0.13% | Reduce -5.2% | 385,538 | $208.2M |
| FMR LLC | 0.01% | Add +12.9% | 368,409 | $198.9M |
| Williams Jones Wealth Management, LLC. | 2.42% | Reduce -1.4% | 351,500 | $189.8M |
| Massachusetts Financial Services Co. | 0.06% | Add +0.0% | 347,092 | $187.4M |
| Capital Research Global Investors | 0.04% | Add +37.3% | 336,086 | $181.5M |
| Barclays PLC | 0.08% | Add +5.6% | 324,861 | $175.4M |
| TD Asset Management Inc | 0.16% | Add +20.0% | 311,967 | $168.4M |
| HSBC Holdings PLC | 0.12% | Add +52.3% | 301,015 | $162.5M |
| Qube Research & Technologies Ltd | 0.29% | Add +422.7% | 298,741 | $161.3M |
| American Capital Management Inc. | 5.07% | Reduce -3.0% | 293,153 | $158.3M |
| Royal Bank of Canada | 0.04% | Add +10.6% | 286,110 | $154.5M |
| Pictet Asset Management Holding SA | 0.17% | Reduce -4.2% | 284,125 | $153.4M |
| Eagle Asset Management Inc. | 0.77% | Reduce -2.1% | 287,044 | $152.8M |
| Robeco Institutional Asset Management B.V. | 0.33% | Add +12.4% | 281,470 | $152.0M |
| Credit Suisse AG/ | 0.15% | Reduce -7.3% | 280,010 | $151.2M |
| T. Rowe Price Associates Inc. | 0.02% | Add +0.0% | 277,516 | $149.8M |
| Deutsche Bank AG | 0.07% | Add +8.2% | 274,799 | $148.4M |
| Aberdeen Group plc | 0.27% | Add +3.8% | 255,475 | $137.9M |
| Swiss National Bank | 0.09% | Reduce -4.2% | 248,700 | $134.3M |
| Baird Financial Group, Inc. | 0.28% | Reduce -10.7% | 245,228 | $132.4M |
| Millennium Management | 0.11% | Reduce -27.2% | 237,143 | $128.0M |
| Ameriprise Financial Inc. | 0.03% | Reduce -1.2% | 232,532 | $125.5M |
| Eventide Asset Management, LLC | 1.89% | Reduce -0.5% | 222,887 | $120.3M |
| Allianz Asset Management GmbH | 0.20% | Reduce -10.9% | 221,459 | $119.6M |
| Bank Julius Baer & Co. Ltd, Zurich | 0.45% | Add +3.4% | 218,836 | $118.0M |
| Railway Pension Investments Ltd | 1.13% | No change | 214,330 | $115.7M |
| Sumitomo Mitsui Trust Group, Inc. | 0.08% | Add +1.6% | 210,028 | $113.4M |
| First Trust Advisors LP | 0.11% | Add +30.3% | 206,978 | $111.8M |
| UBS Group AG | 0.04% | Reduce -1.2% | 206,831 | $111.7M |
| Envestnet Asset Management Inc. | 0.04% | Reduce -4.5% | 202,688 | $109.4M |
| Epoch Investment Partners, Inc. | 0.43% | Add +13.5% | 179,936 | $97.2M |
| Rock Springs Capital Management LP | 2.47% | No change | 179,250 | $96.8M |
| Rhumbline Advisers | 0.09% | Add +1.1% | 179,155 | $96.7M |
| Arrowstreet Capital, Limited Partnership | 0.09% | Reduce -1.5% | 172,577 | $93.2M |
| CIBC Private Wealth Group LLC | 0.18% | Reduce -0.3% | 174,515 | $92.9M |
| Westfield Capital Management Co. LP | 0.49% | Add +6.8% | 172,021 | $92.9M |
| Welch & Forbes LLC | 1.26% | Reduce -0.6% | 170,226 | $91.9M |
| LGT Capital Partners LTD. | 2.86% | Reduce -12.6% | 169,319 | $91.4M |
| National Pension Service | 0.11% | Add +0.0% | 165,659 | $89.4M |
| Fiera Capital Corp | 0.26% | Add +29.7% | 164,239 | $88.7M |
| Sei Investments Co. | 0.12% | Reduce -0.3% | 157,353 | $85.0M |
| Man Group plc | 0.23% | Add +336.5% | 156,398 | $84.4M |
| Frontier Capital Management Co. LLC | 0.76% | Reduce -3.0% | 151,082 | $81.6M |
| TimesSquare Capital Management, LLC | 1.18% | Reduce -5.2% | 150,219 | $81.1M |
| California Public Employees Retirement System | 0.06% | Reduce -3.0% | 148,862 | $80.4M |
| Corient Private Wealth LP | 0.14% | Add +3.8% | 147,984 | $79.9M |
| Kayne Anderson Rudnick Investment Management LLC | 0.18% | Reduce -2.2% | 146,800 | $79.3M |
| Victory Capital Management Inc. | 0.08% | Reduce -4.2% | 146,634 | $79.2M |
| BNP Paribas Financial Markets | 0.10% | Add +50.5% | 143,953 | $77.7M |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 0.20% | Reduce -14.8% | 140,765 | $76.0M |
| Bank of Montreal | 0.02% | Reduce -10.9% | 136,419 | $73.7M |
| California State Teachers Retirement System | 0.09% | Add +0.6% | 131,624 | $71.1M |
| Point72 Asset Management | 0.20% | Reduce -10.7% | 125,550 | $67.8M |
| Loring Wolcott & Coolidge Fiduciary Advisors LLP | 0.67% | Reduce -1.1% | 140,277 | $67.3M |
| Canada Pension Plan Investment Board | 0.07% | Add +36.9% | 124,439 | $67.2M |
| EULAV Asset Management | 1.78% | Add +13.1% | 120,015 | $64.8M |
| Select Equity Group, L.P. | 0.23% | Reduce -71.4% | 117,543 | $63.5M |
| D. E. Shaw & Co. | 0.09% | Add +140.7% | 115,672 | $62.5M |
| Nomura Asset Management Co. Ltd. | 0.23% | Add +4.6% | 115,524 | $62.4M |
| Assenagon Asset Management S.A. | 0.17% | Add +164.6% | 115,330 | $62.3M |
| Royal London Asset Management Ltd. | 0.15% | Add +33.6% | 113,002 | $61.0M |
| Riverbridge Partners LLC | 0.73% | Reduce -4.2% | 111,505 | $60.2M |
| ProShare Advisors LLC | 0.16% | Add +16.1% | 108,275 | $58.5M |
| Stephens Investment Management Group LLC | 0.77% | Add +0.6% | 106,947 | $57.7M |
| Federated Hermes, Inc. | 0.13% | Reduce -10.8% | 105,961 | $57.2M |
| Mitsubishi UFJ Asset Management Co., Ltd. | 0.08% | Add +16.3% | 105,035 | $56.7M |
| AXA S.A. | 0.17% | Reduce -33.6% | 104,721 | $56.5M |
| Twinbeech Capital LP | 1.15% | New | 103,533 | $55.9M |
| Jupiter Asset Management Ltd. | 0.53% | New | 102,652 | $55.4M |
| Degroof Petercam Asset Management | 0.66% | Reduce -1.8% | 101,722 | $54.9M |
"% of holder's portfolio" is IDXX's weight in each manager's 13F, not the share of Idexx Laboratories Inc. the manager owns.