IDEXX Laboratories Inc
IDXX- Exchange
- Nasdaq
- Industry
- In Vitro & In Vivo Diagnostic Substances
- SEC CIK
- 0000874716
In the last 90 days, IDEXX Laboratories Inc insiders filed 0 open-market purchases and 1 sale; 1,306 institutions reported holding it in 13F filings for Q2 2026, worth $39.1B in total; 3 superinvestors hold it, including Fundsmith and Weitz Investment Management.
13F holders, Q1 2024
Institutional positions in IDEXX Laboratories Inc as of Mar 31, 2024. 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
- 1,147
- +8 vs. Q4 2023
- Shares held
- 72.6M
- −123.0K (−0.2%) vs. Q4 2023
- Total value
- $39.1B
- −$1.21B (−3.0%) vs. Q4 2023
- New holders
- 96
- 407 more added
- Sold out
- 88
- 411 more reduced
16 institutions that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2023: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting IDXX 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 | 1,306 | $39.1B |
| Q1 2026 | 1,318 | $41.2B |
| Q4 2025 | 1,385 | $50.3B |
| Q3 2025 | 1,302 | $46.1B |
| Q2 2025 | 1,234 | $40.0B |
| Q1 2025 | 1,143 | $31.1B |
| Q4 2024 | 1,124 | $29.8B |
| Q3 2024 | 1,117 | $36.7B |
| Q2 2024 | 1,110 | $36.4B |
| Q1 2024 | 1,147 | $39.1B |
| Q4 2023 | 1,155 | $40.5B |
| Q3 2023 | 1,061 | $32.4B |
| Q2 2023 | 1,069 | $36.7B |
| Q1 2023 | 1,058 | $36.4B |
| Q4 2022 | 1,001 | $30.0B |
| Q3 2022 | 925 | $24.0B |
| Q2 2022 | 959 | $25.9B |
| Q1 2022 | 1,036 | $39.7B |
| Q4 2021 | 1,110 | $47.1B |
| Q3 2021 | 1,063 | $44.6B |
| Q2 2021 | 1,037 | $46.1B |
| Q1 2021 | 1,015 | $35.6B |
Institutions, Q1 2024
Shares, value and share of portfolio for each institution holding IDEXX Laboratories Inc; share changes are against Q4 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 9,207,254 | $4.97B | 0.12% | +152,947+1.7% | Added |
| Vanguard Group Inc | 8,476,054 | $4.58B | 0.09% | +98,387+1.2% | Added |
| State Street Corp | 3,780,584 | $2.04B | 0.09% | +3,635+0.1% | Added |
| Alliancebernstein L.P. | 2,990,404 | $1.61B | 0.57% | +52,644+1.8% | Added |
| Fundsmith LLPSuperinvestorFundsmith | 2,714,762 | $1.47B | 5.74% | −14,155−0.5% | Reduced |
| Geode Capital Management, LLC | 2,156,293 | $1.16B | 0.11% | +52,035+2.5% | Added |
| Bamco Inc | 2,104,951 | $1.14B | 3.03% | −195,066−8.5% | Reduced |
| Franklin Resources Inc | 1,549,824 | $836.8M | 0.27% | +144,000+10.2% | Added |
| Invesco Ltd. | 1,470,111 | $793.8M | 0.17% | +143,518+10.8% | Added |
| Morgan Stanley | 1,225,930 | $661.9M | 0.05% | +130,950+12.0% | Added |
| Blair William & Co | 1,189,144 | $642.1M | 2.02% | −12,107−1.0% | Reduced |
| Brown Advisory Inc | 1,182,330 | $638.4M | 0.85% | +25,271+2.2% | Added |
| Norges Bank | 976,464 | $527.2M | 0.08% | +53,683+5.8% | Added |
| Northern Trust Corp | 839,116 | $453.1M | 0.08% | −23,479−2.7% | Reduced |
| Fundsmith Investment Services Ltd. | 820,881 | $443.2M | 5.89% | +2,262+0.3% | Added |
| JPMorgan Chase & Co | 789,470 | $426.3M | 0.04% | −83,221−9.5% | Reduced |
| Principal Financial Group Inc | 762,968 | $412.0M | 0.24% | −18,400−2.4% | Reduced |
| Amundi | 750,004 | $358.3M | 0.15% | −3,500−0.5% | Reduced |
| Legal & General Group Plc | 651,169 | $351.6M | 0.10% | −10,096−1.5% | Reduced |
| Bank of America Corp | 633,713 | $342.2M | 0.03% | −3,738−0.6% | Reduced |
| Bank of New York Mellon Corp | 631,988 | $341.2M | 0.07% | −24,917−3.8% | Reduced |
| Goldman Sachs Group Inc | 589,587 | $318.3M | 0.07% | −24,950−4.1% | Reduced |
| Winslow Capital Management, LLC | 563,625 | $304.3M | 1.15% | −12,930−2.2% | Reduced |
| UBS Asset Management Americas Inc | 534,613 | $288.7M | 0.10% | −12,214−2.2% | Reduced |
| Charles Schwab Investment Management Inc | 501,586 | $270.8M | 0.06% | +24,787+5.2% | Added |
| Neuberger Berman Group LLC | 472,362 | $255.0M | 0.21% | −11,626−2.4% | Reduced |
| Capital Counsel LLC | 469,555 | $253.5M | 11.65% | −345−0.1% | Reduced |
| Dimensional Fund Advisors LP | 453,269 | $244.7M | 0.07% | +1,284+0.3% | Added |
| Nuveen Asset Management, LLC | 439,162 | $237.1M | 0.07% | +13,670+3.2% | Added |
| Macquarie Group Ltd | 397,072 | $214.4M | 0.24% | +5,128+1.3% | Added |
| American Century Companies Inc | 385,538 | $208.2M | 0.13% | −21,100−5.2% | Reduced |
| FMR LLC | 368,409 | $198.9M | 0.01% | +42,123+12.9% | Added |
| Williams Jones Wealth Management, LLC. | 351,500 | $189.8M | 2.42% | −5,184−1.5% | Reduced |
| Massachusetts Financial Services Co | 347,092 | $187.4M | 0.06% | +280.0% | Added |
| Capital Research Global Investors | 336,086 | $181.5M | 0.04% | +91,225+37.3% | Added |
| Barclays PLC | 324,861 | $175.4M | 0.08% | +17,305+5.6% | Added |
| TD Asset Management Inc | 311,967 | $168.4M | 0.16% | +51,959+20.0% | Added |
| HSBC Holdings PLC | 301,015 | $162.5M | 0.12% | +103,347+52.3% | Added |
| Qube Research & Technologies Ltd | 298,741 | $161.3M | 0.29% | +241,587+422.7% | Added |
| American Capital Management Inc | 293,153 | $158.3M | 5.07% | −9,147−3.0% | Reduced |
| Royal Bank of Canada | 286,110 | $154.5M | 0.04% | +27,456+10.6% | Added |
| Pictet Asset Management Holding SA | 284,125 | $153.4M | 0.17% | −12,540−4.2% | Reduced |
| Eagle Asset Management Inc | 287,044 | $152.8M | 0.77% | −6,190−2.1% | Reduced |
| Robeco Institutional Asset Management B.V. | 281,470 | $152.0M | 0.33% | +31,054+12.4% | Added |
| Credit Suisse AG | 280,010 | $151.2M | 0.15% | −22,216−7.4% | Reduced |
| Price T Rowe Associates Inc | 277,516 | $149.8M | 0.02% | +900.0% | Added |
| Deutsche Bank AG | 274,799 | $148.4M | 0.07% | +20,871+8.2% | Added |
| Standard Life Aberdeen plc | 255,475 | $137.9M | 0.27% | +9,345+3.8% | Added |
| Swiss National Bank | 248,700 | $134.3M | 0.09% | −10,900−4.2% | Reduced |
| Baird Financial Group, Inc. | 245,228 | $132.4M | 0.28% | −29,414−10.7% | Reduced |
| Millennium Management LLC | 237,143 | $128.0M | 0.11% | −88,482−27.2% | Reduced |
| Ameriprise Financial Inc | 232,532 | $125.5M | 0.03% | −2,773−1.2% | Reduced |
| Eventide Asset Management, LLC | 222,887 | $120.3M | 1.89% | −1,086−0.5% | Reduced |
| Allianz Asset Management GmbH | 221,459 | $119.6M | 0.20% | −27,218−10.9% | Reduced |
| Bank Julius Baer & Co. Ltd, Zurich | 218,836 | $118.0M | 0.45% | +7,135+3.4% | Added |
| Railway Pension Investments Ltd | 214,330 | $115.7M | 1.13% | 00.0% | Unchanged |
| Sumitomo Mitsui Trust Holdings, Inc. | 210,028 | $113.4M | 0.08% | +3,267+1.6% | Added |
| First Trust Advisors LP | 206,978 | $111.8M | 0.11% | +48,126+30.3% | Added |
| UBS Group AG | 206,831 | $111.7M | 0.04% | −2,607−1.2% | Reduced |
| Envestnet Asset Management Inc | 202,688 | $109.4M | 0.04% | −9,477−4.5% | Reduced |
| Epoch Investment Partners, Inc. | 179,936 | $97.2M | 0.43% | +21,366+13.5% | Added |
| Rock Springs Capital Management LP | 179,250 | $96.8M | 2.46% | 00.0% | Unchanged |
| Rhumbline Advisers | 179,155 | $96.7M | 0.09% | +1,993+1.1% | Added |
| Arrowstreet Capital, Limited Partnership | 172,577 | $93.2M | 0.09% | −2,596−1.5% | Reduced |
| CIBC Private Wealth Group, LLC | 174,515 | $92.9M | 0.18% | −583−0.3% | Reduced |
| Westfield Capital Management Co LP | 172,021 | $92.9M | 0.49% | +10,917+6.8% | Added |
| Welch & Forbes LLC | 170,226 | $91.9M | 1.26% | −1,085−0.6% | Reduced |
| LGT Capital Partners Ltd. | 169,319 | $91.4M | 2.86% | −24,450−12.6% | Reduced |
| National Pension Service | 165,659 | $89.4M | 0.11% | +450.0% | Added |
| Fiera Capital Corp | 164,239 | $88.7M | 0.26% | +37,606+29.7% | Added |
| SEI Investments Co | 157,353 | $85.0M | 0.12% | −418−0.3% | Reduced |
| Man Group plc | 156,398 | $84.4M | 0.23% | +120,569+336.5% | Added |
| Frontier Capital Management Co LLC | 151,082 | $81.6M | 0.76% | −4,618−3.0% | Reduced |
| TimesSquare Capital Management, LLC | 150,219 | $81.1M | 1.18% | −8,200−5.2% | Reduced |
| California Public Employees Retirement System | 148,862 | $80.4M | 0.06% | −4,537−3.0% | Reduced |
| CI Private Wealth, LLC | 147,984 | $79.9M | 0.14% | +5,389+3.8% | Added |
| Kayne Anderson Rudnick Investment Management LLC | 146,800 | $79.3M | 0.18% | −3,369−2.2% | Reduced |
| Victory Capital Management Inc | 146,634 | $79.2M | 0.08% | −6,367−4.2% | Reduced |
| BNP Paribas Arbitrage, SA | 143,953 | $77.7M | 0.10% | +48,317+50.5% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 140,765 | $76.0M | 0.20% | −24,377−14.8% | Reduced |
| Bank of Montreal | 136,419 | $73.7M | 0.04% | −16,624−10.9% | Reduced |
| California State Teachers Retirement System | 131,624 | $71.1M | 0.09% | +823+0.6% | Added |
| Point72 Asset Management, L.P. | 125,550 | $67.8M | 0.20% | −14,980−10.7% | Reduced |
| Loring Wolcott & Coolidge Fiduciary Advisors LLP | 140,277 | $67.3M | 0.67% | −1,523−1.1% | Reduced |
| Canada Pension Plan Investment Board | 124,439 | $67.2M | 0.07% | +33,563+36.9% | Added |
| EULAV Asset Management | 120,015 | $64.8M | 1.78% | +13,903+13.1% | Added |
| Select Equity Group, L.P. | 117,543 | $63.5M | 0.23% | −293,540−71.4% | Reduced |
| D. E. Shaw & Co., Inc. | 115,672 | $62.5M | 0.08% | +67,606+140.7% | Added |
| Nomura Asset Management Co Ltd | 115,524 | $62.4M | 0.23% | +5,097+4.6% | Added |
| Assenagon Asset Management S.A. | 115,330 | $62.3M | 0.17% | +71,737+164.6% | Added |
| Royal London Asset Management Ltd | 113,002 | $61.0M | 0.15% | +28,452+33.7% | Added |
| Riverbridge Partners LLC | 111,505 | $60.2M | 0.73% | −4,860−4.2% | Reduced |
| ProShare Advisors LLC | 108,275 | $58.5M | 0.16% | +14,992+16.1% | Added |
| Stephens Investment Management Group LLC | 106,947 | $57.7M | 0.77% | +589+0.6% | Added |
| Federated Hermes, Inc. | 105,961 | $57.2M | 0.13% | −12,840−10.8% | Reduced |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 105,035 | $56.7M | 0.08% | +14,743+16.3% | Added |
| AXA S.A. | 104,721 | $56.5M | 0.17% | −53,066−33.6% | Reduced |
| Twinbeech Capital LP | 103,533 | $55.9M | 1.15% | +103,533 | New |
| Jupiter Asset Management Ltd | 102,652 | $55.4M | 0.53% | +102,652 | New |
| Degroof Petercam Asset Management | 101,722 | $54.9M | 0.66% | −1,823−1.8% | Reduced |