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 $39.2B in total; 3 superinvestors hold it, including Fundsmith and Weitz Investment Management.
13F holders, Q2 2026
Institutional positions in IDEXX Laboratories Inc as of Jun 30, 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
- 1,306
- +9 vs. Q1 2026
- Shares held
- 74.2M
- +983.2K (+1.3%) vs. Q1 2026
- Total value
- $39.1B
- −$2.07B (−5.0%) vs. Q1 2026
- New holders
- 115
- 474 more added
- Sold out
- 106
- 511 more reduced
21 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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 | $39.2B |
| Q1 2026 | 1,318 | $41.3B |
| Q4 2025 | 1,385 | $50.6B |
| Q3 2025 | 1,302 | $46.7B |
| Q2 2025 | 1,234 | $40.2B |
| Q1 2025 | 1,143 | $31.1B |
| Q4 2024 | 1,124 | $29.9B |
| Q3 2024 | 1,117 | $37.0B |
| Q2 2024 | 1,110 | $36.9B |
| Q1 2024 | 1,147 | $40.9B |
| Q4 2023 | 1,155 | $41.7B |
| Q3 2023 | 1,061 | $32.4B |
| Q2 2023 | 1,069 | $36.9B |
| Q1 2023 | 1,058 | $36.7B |
| Q4 2022 | 1,001 | $30.3B |
| Q3 2022 | 925 | $24.1B |
| Q2 2022 | 959 | $26.0B |
| Q1 2022 | 1,036 | $39.9B |
| Q4 2021 | 1,110 | $47.2B |
| Q3 2021 | 1,063 | $44.6B |
| Q2 2021 | 1,037 | $46.2B |
| Q1 2021 | 1,015 | $35.6B |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding IDEXX Laboratories Inc; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 8,170,178 | $4.30B | 0.06% | −195,375−2.3% | Reduced |
| Vanguard Capital Management LLC | 5,152,213 | $2.71B | 0.06% | −30,294−0.6% | Reduced |
| Vanguard Portfolio Management LLC | 3,896,521 | $2.05B | 0.09% | −14,342−0.4% | Reduced |
| State Street Corp | 3,748,660 | $1.97B | 0.06% | +74,475+2.0% | Added |
| Invesco Ltd. | 3,611,416 | $1.90B | 0.15% | +261,739+7.8% | Added |
| Geode Capital Management, LLC | 2,562,886 | $1.35B | 0.07% | −98,113−3.7% | Reduced |
| Bamco Inc | 1,976,778 | $1.04B | 1.56% | +343,411+21.0% | Added |
| Morgan Stanley | 1,356,103 | $713.9M | 0.04% | +40,149+3.1% | Added |
| Bank of New York Mellon Corp | 1,193,343 | $628.2M | 0.10% | −311,189−20.7% | Reduced |
| Arrowstreet Capital, Limited Partnership | 1,067,078 | $561.8M | 0.25% | +228,239+27.2% | Added |
| Fundsmith LLPSuperinvestorFundsmith | 1,019,887 | $536.9M | 3.93% | −445,899−30.4% | Reduced |
| Blair William & Co | 918,556 | $483.6M | 1.26% | −27,780−2.9% | Reduced |
| Northern Trust Corp | 918,137 | $483.3M | 0.06% | +6,244+0.7% | Added |
| UBS Asset Management Americas Inc | 911,489 | $479.8M | 0.09% | +39,700+4.6% | Added |
| FMR LLC | 822,643 | $433.1M | 0.02% | +539,667+190.7% | Added |
| American Century Companies Inc | 808,358 | $425.6M | 0.19% | +208,427+34.7% | Added |
| Capital Research Global Investors | 789,111 | $415.5M | 0.06% | +7,766+1.0% | Added |
| JPMorgan Chase & Co | 755,791 | $405.1M | 0.02% | −24,091−3.1% | Reduced |
| Principal Financial Group Inc | 743,246 | $391.3M | 0.19% | −137,943−15.7% | Reduced |
| Goldman Sachs Group Inc | 738,708 | $388.9M | 0.04% | +21,787+3.0% | Added |
| Wellington Management Group LLP | 726,695 | $382.6M | 0.07% | −8,780−1.2% | Reduced |
| Charles Schwab Investment Management Inc | 650,429 | $342.4M | 0.05% | +40,212+6.6% | Added |
| Legal & General Group Plc | 617,197 | $324.9M | 0.07% | −33,606−5.2% | Reduced |
| Dimensional Fund Advisors LP | 608,902 | $320.6M | 0.06% | +35,570+6.2% | Added |
| Franklin Resources Inc | 575,784 | $303.1M | 0.07% | −86,849−13.1% | Reduced |
| Amundi | 569,725 | $299.9M | 0.07% | −41,054−6.7% | Reduced |
| Polen Capital Management LLC | 532,384 | $280.3M | 2.41% | −163,427−23.5% | Reduced |
| AustralianSuper Pty Ltd | 518,860 | $273.1M | 1.18% | +75,838+17.1% | Added |
| Nuveen, LLC | 484,519 | $255.1M | 0.06% | +38,715+8.7% | Added |
| Bank of America Corp | 476,998 | $251.1M | 0.02% | −11,019−2.3% | Reduced |
| Price T Rowe Associates Inc | 458,318 | $241.3M | 0.02% | −179,745−28.2% | Reduced |
| Vanguard Fiduciary Trust Co | 451,663 | $237.8M | 0.05% | −8,993−2.0% | Reduced |
| Nomura Asset Management International Inc. | 421,519 | $221.9M | 0.33% | +22,143+5.5% | Added |
| Capital Counsel LLC | 419,151 | $220.7M | 8.62% | −1,044−0.2% | Reduced |
| Alyeska Investment Group, L.P. | 401,082 | $211.1M | 0.54% | +197,808+97.3% | Added |
| Clearbridge Investments, LLC | 379,502 | $199.8M | 0.17% | +71,025+23.0% | Added |
| Deutsche Bank AG | 377,951 | $199.0M | 0.06% | −10,862−2.8% | Reduced |
| Montrusco Bolton Investments Inc. | 372,788 | $196.3M | 3.04% | +30,668+9.0% | Added |
| UBS Group AG | 364,663 | $192.0M | 0.03% | +59,496+19.5% | Added |
| Norges Bank | 353,944 | $186.3M | 0.02% | +353,944 | New |
| Baillie Gifford & Co | 353,797 | $186.3M | 0.17% | +353,797 | New |
| Neuberger Berman Group LLC | 353,322 | $186.0M | 0.12% | +3,615+1.0% | Added |
| CIBC Bancorp USA Inc. | 346,891 | $183.0M | 0.23% | −20,611−5.6% | Reduced |
| Massachusetts Financial Services Co | 336,986 | $179.7M | 0.06% | +336,986 | New |
| Fundsmith Investment Services Ltd. | 327,058 | $172.2M | 3.81% | −154,528−32.1% | Reduced |
| Squarepoint Ops LLC | 315,164 | $165.9M | 0.32% | +214,855+214.2% | Added |
| William Blair Investment Management, LLC | 298,154 | $157.0M | 0.47% | −53,467−15.2% | Reduced |
| Bessemer Group Inc | 288,814 | $152.0M | 0.21% | −30,451−9.5% | Reduced |
| Royal Bank of Canada | 274,340 | $144.4M | 0.02% | −117,364−30.0% | Reduced |
| Point72 Asset Management, L.P. | 262,905 | $138.4M | 0.21% | +133,621+103.4% | Added |
| Raymond James Financial Inc | 262,791 | $138.3M | 0.04% | −10,164−3.7% | Reduced |
| Comgest Global Investors S.A.S. | 262,562 | $138.2M | 3.04% | +42,208+19.2% | Added |
| Williams Jones Wealth Management, LLC. | 261,303 | $137.6M | 1.55% | −2,210−0.8% | Reduced |
| Pictet Asset Management Holding SA | 242,507 | $127.7M | 0.12% | −45,430−15.8% | Reduced |
| Russell Investments Group, Ltd. | 230,683 | $121.8M | 0.11% | +28,989+14.4% | Added |
| Swiss National Bank | 224,020 | $117.9M | 0.06% | −10,360−4.4% | Reduced |
| Liontrust Investment Partners LLP | 215,198 | $113.3M | 1.66% | +37,861+21.3% | Added |
| TD Asset Management Inc | 211,467 | $111.3M | 0.10% | −25,064−10.6% | Reduced |
| Wells Fargo & Company | 209,092 | $110.1M | 0.02% | +245+0.1% | Added |
| First Trust Advisors LP | 202,754 | $106.7M | 0.06% | −31,899−13.6% | Reduced |
| Schroder Investment Management Group | 198,974 | $106.6M | 0.08% | +10,849+5.8% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 199,070 | $104.8M | 0.06% | +10,050+5.3% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 196,296 | $103.3M | 0.06% | −1,575−0.8% | Reduced |
| Vontobel Holding Ltd. | 191,908 | $101.0M | 0.34% | +186,694+3,580.6% | Added |
| Congress Asset Management Co | 190,193 | $100.1M | 0.62% | +23,507+14.1% | Added |
| Victory Capital Management Inc | 188,796 | $99.4M | 0.06% | +5,559+3.0% | Added |
| HSBC Holdings PLC | 186,032 | $97.8M | 0.05% | +19,781+11.9% | Added |
| Assenagon Asset Management S.A. | 183,233 | $96.5M | 0.13% | +97,398+113.5% | Added |
| Caisse de Depot Et Placement du Quebec | 178,532 | $94.0M | 0.13% | −84,519−32.1% | Reduced |
| Holocene Advisors, LP | 175,568 | $92.4M | 0.21% | +27,836+18.8% | Added |
| Robeco Institutional Asset Management B.V. | 172,393 | $90.8M | 0.11% | −17,367−9.2% | Reduced |
| Vanguard Global Advisers, LLC | 170,040 | $89.5M | 0.04% | −4,822−2.8% | Reduced |
| Rhumbline Advisers | 169,208 | $89.1M | 0.07% | −4,523−2.6% | Reduced |
| Epoch Investment Partners, Inc. | 168,822 | $88.9M | 0.51% | −5,780−3.3% | Reduced |
| Welch & Forbes LLC | 167,666 | $88.3M | 1.07% | −515−0.3% | Reduced |
| Citigroup Inc | 165,689 | $87.2M | 0.04% | +45,406+37.7% | Added |
| Quantinno Capital Management LP | 164,289 | $86.5M | 0.10% | +64,495+64.6% | Added |
| TimesSquare Capital Management, LLC | 163,457 | $86.1M | 1.27% | −306−0.2% | Reduced |
| American Capital Management Inc | 162,110 | $85.3M | 3.83% | −3,946−2.4% | Reduced |
| California Public Employees Retirement System | 158,871 | $83.6M | 0.05% | +2,346+1.5% | Added |
| Vanguard Asset Management, Ltd | 155,306 | $81.8M | 0.06% | +15,814+11.3% | Added |
| Federated Hermes, Inc. | 155,264 | $81.7M | 0.12% | −1,411−0.9% | Reduced |
| Envestnet Asset Management Inc | 153,244 | $80.7M | 0.02% | −29,853−16.3% | Reduced |
| Barclays PLC | 148,839 | $78.4M | 0.02% | −38,876−20.7% | Reduced |
| Qube Research & Technologies Ltd | 148,395 | $78.1M | 0.09% | +62,745+73.3% | Added |
| Allianz Asset Management GmbH | 145,168 | $76.4M | 0.07% | −62,235−30.0% | Reduced |
| BNP Paribas Arbitrage, SA | 141,180 | $74.3M | 0.04% | +2,454+1.8% | Added |
| Westfield Capital Management Co LP | 139,925 | $73.7M | 0.24% | +7,065+5.3% | Added |
| Life Cycle Investment Partners Ltd | 134,346 | $70.7M | 0.33% | +24,868+22.7% | Added |
| Rathbone Brothers plc | 133,541 | $70.3M | 0.26% | +12,030+9.9% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 132,512 | $69.8M | 0.07% | +19,024+16.8% | Added |
| National Pension Service | 129,305 | $68.1M | 0.04% | +6,885+5.6% | Added |
| Bank of Montreal | 124,073 | $65.3M | 0.02% | +5,879+5.0% | Added |
| Trexquant Investment LP | 123,380 | $65.0M | 0.40% | +123,380 | New |
| Bank Julius Baer & Co. Ltd, Zurich | 122,801 | $64.9M | 0.17% | +1,286+1.1% | Added |
| Canada Pension Plan Investment Board | 120,895 | $63.6M | 0.04% | +39,497+48.5% | Added |
| Loring Wolcott & Coolidge Fiduciary Advisors LLP | 117,195 | $61.7M | 0.60% | −5,109−4.2% | Reduced |
| California State Teachers Retirement System | 116,995 | $61.6M | 0.06% | −5,659−4.6% | Reduced |
| KBC Group NV | 113,614 | $59.8M | 0.13% | −59,065−34.2% | Reduced |
| CI Private Wealth, LLC | 111,488 | $58.7M | 0.08% | −10,518−8.6% | Reduced |