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, Q4 2025
Institutional positions in IDEXX Laboratories Inc as of Dec 31, 2025. 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
- 1,385
- +111 vs. Q3 2025
- Shares held
- 82.4M
- +10.5M (+14.6%) vs. Q3 2025
- Total value
- $50.3B
- +$4.35B (+9.5%) vs. Q3 2025
- New holders
- 191
- 482 more added
- Sold out
- 80
- 481 more reduced
28 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: 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, Q4 2025
Shares, value and share of portfolio for each institution holding IDEXX Laboratories Inc; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Moseley Investment Management Inc | 625 | $422.8K | 0.13% | 00.0% | Unchanged |
| Evolve Private Wealth, LLC | 620 | $419.4K | 0.02% | +620 | New |
| Daymark Wealth Partners, LLC | 618 | $418.1K | 0.01% | +1+0.2% | Added |
| TB Alternative Assets Ltd. | 615 | $416.1K | 0.07% | 00.0% | Unchanged |
| Empirical Financial Services, LLC d.b.a. Empirical Wealth Management | 614 | $415.4K | 0.01% | +259+73.0% | Added |
| Cranbrook Wealth Management, LLC | 611 | $413.4K | 0.08% | +240+64.7% | Added |
| Eastern Bank | 604 | $408.6K | 0.01% | +535+775.4% | Added |
| Garde Capital, Inc. | 600 | $405.9K | 0.02% | −5−0.8% | Reduced |
| Aristotle Atlantic Partners, LLC | 600 | $405.9K | 0.02% | 00.0% | Unchanged |
| Great Valley Advisor Group, Inc. | 599 | $404.9K | 0.01% | +99+19.8% | Added |
| Southeast Asset Advisors Inc. | 589 | $398.5K | 0.04% | −1,214−67.3% | Reduced |
| Optas, LLC | 588 | $397.8K | 0.06% | +588 | New |
| Insigneo Advisory Services, LLC | 586 | $396.4K | 0.03% | +39+7.1% | Added |
| Simplify Asset Management Inc. | 584 | $395.1K | 0.01% | +104+21.7% | Added |
| Triad Wealth Partners, LLC | 582 | $393.7K | 0.04% | −111−16.0% | Reduced |
| Andrew Hill Investment Advisors, Inc. | 571 | $386.9K | 0.29% | +75+15.1% | Added |
| Checchi Capital Advisers, LLC | 572 | $386.6K | 0.03% | −3−0.5% | Reduced |
| Papp L Roy & Associates | 570 | $385.6K | 0.04% | 00.0% | Unchanged |
| OpenArc Corporate Advisory, LLC | 569 | $384.9K | 0.01% | +569 | New |
| Sivia Capital Partners, LLC | 567 | $383.6K | 0.08% | −3−0.5% | Reduced |
| NBT Bank N A | 1,231 | $382.9K | 0.02% | +38+3.2% | Added |
| Valeo Financial Advisors, LLC | 566 | $382.9K | 0.01% | +137+31.9% | Added |
| WBI Investments | 562 | $380.1K | 0.10% | +562 | New |
| Essential Planning, LLC. | 559 | $378.2K | 0.12% | +559 | New |
| Aft, Forsyth & Company, Inc. | 552 | $373.4K | 0.16% | 00.0% | Unchanged |
| STF Management LP | 548 | $370.7K | 0.35% | −654−54.4% | Reduced |
| Rise Advisors, LLC | 547 | $370.1K | 0.13% | −4−0.7% | Reduced |
| Ipswich Investment Management Co., Inc. | 547 | $370.1K | 0.09% | +12+2.2% | Added |
| Moss Adams Wealth Advisors LLC | 541 | $366.0K | 0.03% | +13+2.5% | Added |
| Bridges Investment Management Inc | 541 | $366.0K | 0.00% | +145+36.6% | Added |
| Lavaca Capital LLC | 540 | $365.3K | 0.06% | 00.0% | Unchanged |
| Main Street Financial Solutions, LLC | 537 | $363.3K | 0.03% | −387−41.9% | Reduced |
| Mayflower Financial Advisors, LLC | 535 | $361.9K | 0.04% | +4+0.8% | Added |
| Maple Capital Management, Inc. | 533 | $360.6K | 0.02% | +4+0.8% | Added |
| Wellspring Financial Advisors, LLC | 533 | $360.6K | 0.03% | +533 | New |
| Frec Markets, Inc. | 531 | $359.5K | 0.11% | +531 | New |
| Blueshift Asset Management, LLC | 528 | $357.2K | 0.10% | +528 | New |
| Picton Mahoney Asset Management | 525 | $355.2K | 0.00% | +525 | New |
| Journey Strategic Wealth LLC | 522 | $353.1K | 0.01% | −18−3.3% | Reduced |
| Krilogy Financial LLC | 506 | $353.1K | 0.01% | −3,543−87.5% | Reduced |
| Modern Wealth Management, LLC | 521 | $352.5K | 0.01% | +51+10.9% | Added |
| Symmetry Partners, LLC | 517 | $349.8K | 0.02% | −3−0.6% | Reduced |
| Potomac Fund Management Inc | 517 | $349.8K | 0.01% | +113+28.0% | Added |
| Northeast Investment Management | 515 | $348.4K | 0.01% | −4−0.8% | Reduced |
| Dynamic Advisor Solutions LLC | 514 | $347.7K | 0.01% | −9−1.7% | Reduced |
| Premier Path Wealth Partners, LLC | 512 | $346.4K | 0.04% | +72+16.4% | Added |
| Net Worth Advisory Group | 510 | $344.9K | 0.07% | +6+1.2% | Added |
| CWA Asset Management Group, LLC | 509 | $344.4K | 0.01% | +17+3.5% | Added |
| Cacti Asset Management LLC | 500 | $343.9K | 0.02% | 00.0% | Unchanged |
| Pinnacle Wealth Planning Services, Inc. | 506 | $342.3K | 0.04% | −3−0.6% | Reduced |
| RMR Wealth Builders | 506 | $342.3K | 0.03% | +506 | New |
| Castleview Partners, LLC | 505 | $341.6K | 0.17% | +4+0.8% | Added |
| Gerber Kawasaki Wealth & Investment Management | 502 | $339.6K | 0.01% | +5+1.0% | Added |
| Strengthening Families & Communities, LLC | 502 | $339.6K | 0.12% | 00.0% | Unchanged |
| Wealth Quarterback LLC | 500 | $338.3K | 0.12% | 00.0% | Unchanged |
| S&CO Inc | 500 | $338.0K | 0.02% | 00.0% | Unchanged |
| CMC Financial Group | 499 | $337.6K | 0.60% | +30+6.4% | Added |
| Claro Advisors LLC | 498 | $336.9K | 0.05% | +4+0.8% | Added |
| Capital Advisors Inc | 497 | $336.2K | 0.01% | +5+1.0% | Added |
| Acima Private Wealth, LLC | 493 | $333.5K | 0.10% | 00.0% | Unchanged |
| Caisse des Depots Et Consignations | 491 | $332.2K | 0.01% | 00.0% | Unchanged |
| Bryn Mawr Trust Co | 490 | $331.5K | 0.01% | 00.0% | Unchanged |
| Eagle Global Advisors LLC | 490 | $331.5K | 0.01% | 00.0% | Unchanged |
| Novem Group | 487 | $329.5K | 0.04% | −1,705−77.8% | Reduced |
| Marshall Financial Group LLC | 483 | $326.8K | 0.06% | −1,936−80.0% | Reduced |
| Plum Street Advisors, LLC | 482 | $326.1K | 0.12% | 00.0% | Unchanged |
| Unique Wealth, LLC | 480 | $324.7K | 0.05% | −68−12.4% | Reduced |
| Bridgewater Advisors Inc. | 465 | $324.1K | 0.02% | +10+2.2% | Added |
| Advisory Advocates, LLC | 477 | $322.7K | 0.32% | +477 | New |
| Mutual Advisors, LLC | 476 | $322.0K | 0.01% | −1−0.2% | Reduced |
| YHB Investment Advisors, Inc. | 475 | $321.4K | 0.02% | 00.0% | Unchanged |
| Grunden Financial Advisory, Inc. | 475 | $321.4K | 0.13% | 00.0% | Unchanged |
| AlphaGrep UK Ltd | 475 | $321.4K | 0.11% | +475 | New |
| Ashton Thomas Private Wealth, LLC | 474 | $320.7K | 0.01% | +82+20.9% | Added |
| CNB Bank | 474 | $320.7K | 0.13% | +322+211.8% | Added |
| Inceptionr LLC | 471 | $318.6K | 0.09% | −111−19.1% | Reduced |
| Cauble & Harre Wealth Management, Inc. | 464 | $313.9K | 0.26% | +464 | New |
| PharVision Advisers, LLC | 463 | $313.2K | 0.16% | +463 | New |
| Dorsey & Whitney Trust CO LLC | 461 | $311.9K | 0.02% | +36+8.5% | Added |
| Sheets Smith Wealth Management | 461 | $311.9K | 0.03% | +6+1.3% | Added |
| Strategic Blueprint, LLC | 461 | $311.9K | 0.02% | +6+1.3% | Added |
| Essential Partners LLC | 458 | $309.9K | 0.10% | +1+0.2% | Added |
| Montis Financial, LLC | 457 | $309.2K | 0.06% | +8+1.8% | Added |
| Arlington Capital Management, Inc. | 457 | $309.2K | 0.19% | +35+8.3% | Added |
| Harris Associates L PSuperinvestorHarris Associates (Oakmark) | 455 | $307.8K | 0.00% | 00.0% | Unchanged |
| Catalyst Financial Partners LLC | 455 | $307.8K | 0.03% | +10+2.2% | Added |
| Camden National Bank | 452 | $305.8K | 0.04% | +5+1.1% | Added |
| LeConte Wealth Management, LLC | 450 | $304.4K | 0.20% | +75+20.0% | Added |
| Mesirow Financial Investment Management, Inc. | 442 | $299.0K | 0.01% | −96−17.8% | Reduced |
| Claret Asset Management Corp | 442 | $299.0K | 0.03% | +9+2.1% | Added |
| Twin Focus Capital Partners, LLC | 440 | $297.7K | 0.03% | 00.0% | Unchanged |
| LVW Advisors, LLC | 439 | $297.0K | 0.03% | +36+8.9% | Added |
| Samalin Investment Counsel, LLC | 438 | $296.1K | 0.11% | −6−1.4% | Reduced |
| Evoke Wealth, LLC | 436 | $295.0K | 0.01% | +42+10.7% | Added |
| Roundview Capital LLC | 435 | $294.3K | 0.02% | +435 | New |
| Ingalls & Snyder LLC | 435 | $294.0K | 0.01% | 00.0% | Unchanged |
| Fuller & Thaler Asset Management, Inc. | 434 | $293.6K | 0.00% | 00.0% | Unchanged |
| Simplicity Wealth,LLC | 434 | $293.6K | 0.02% | +60+16.0% | Added |
| SmartHarvest Portfolios, LLC | 432 | $292.3K | 0.10% | +432 | New |
| Madrona Financial Services, LLC | 431 | $291.6K | 0.06% | +10+2.4% | Added |