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, 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 | $39.1B |
| 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, 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 |
|---|---|---|---|---|---|
| HRT Financial LP | 37,575 | $19.8M | 0.04% | +37,575 | New |
| Prudential Financial Inc | 37,173 | $19.6M | 0.02% | −32,520−46.7% | Reduced |
| Worldquant Millennium Advisors LLC | 37,046 | $19.5M | 0.07% | −61,309−62.3% | Reduced |
| CIBC Asset Management Inc | 36,993 | $19.5M | 0.04% | −1,187−3.1% | Reduced |
| Nykredit A/S | 36,943 | $19.4M | 0.07% | +36,943 | New |
| Thrivent Financial for Lutherans | 36,701 | $19.3M | 0.03% | −19,450−34.6% | Reduced |
| Swedbank AB | 35,890 | $18.9M | 0.02% | +37+0.1% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 35,685 | $18.8M | 0.04% | −1,462−3.9% | Reduced |
| Weitz Investment Management, Inc.SuperinvestorWeitz Investment Management | 35,300 | $18.6M | 1.29% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 35,219 | $18.5M | 0.06% | −823−2.3% | Reduced |
| Captrust Financial Advisors | 35,025 | $18.4M | 0.03% | +2,897+9.0% | Added |
| Advisor Group Holdings, Inc. | 34,974 | $18.4M | 0.02% | +3,682+11.8% | Added |
| Academy Capital Management Inc | 34,801 | $18.3M | 2.42% | +482+1.4% | Added |
| Marble Harbor Investment Counsel, LLC | 34,753 | $18.3M | 1.86% | −228−0.7% | Reduced |
| Candriam Luxembourg S.C.A. | 34,518 | $18.2M | 0.08% | −29,497−46.1% | Reduced |
| SEB Asset Management AB | 34,205 | $18.0M | 0.07% | −2,322−6.4% | Reduced |
| Credit Agricole S A | 34,127 | $18.0M | 0.05% | −1,252−3.5% | Reduced |
| Rafferty Asset Management, LLC | 34,084 | $17.9M | 0.04% | +8,185+31.6% | Added |
| Capital Fund Management S.A. | 33,791 | $17.8M | 0.13% | −9,098−21.2% | Reduced |
| Villere St Denis J & Co LLC | 33,743 | $17.8M | 2.12% | −4,993−12.9% | Reduced |
| Pacer Advisors, Inc. | 33,719 | $17.8M | 0.05% | −7,284−17.8% | Reduced |
| Treasurer of the State of North Carolina | 33,668 | $17.7M | 0.05% | −18,976−36.0% | Reduced |
| Frontier Capital Management Co LLC | 33,592 | $17.7M | 0.16% | −1,772−5.0% | Reduced |
| Bridgewater Associates, LP | 33,528 | $17.7M | 0.07% | +23,214+225.1% | Added |
| TCG Advisory Services, LLC | 31,649 | $16.7M | 0.31% | +388+1.2% | Added |
| OP Asset Management Ltd | 31,087 | $16.4M | 0.17% | +10,218+49.0% | Added |
| Bourne Lent Asset Management Inc | 31,048 | $16.3M | 5.65% | −85−0.3% | Reduced |
| Toronto Dominion Bank | 30,923 | $16.3M | 0.03% | +6,768+28.0% | Added |
| State of Michigan Retirement System | 30,855 | $16.2M | 0.07% | −500−1.6% | Reduced |
| GW Henssler & Associates Ltd | 30,424 | $16.0M | 0.71% | −4,392−12.6% | Reduced |
| Stifel Financial Corp | 30,389 | $16.0M | 0.01% | −5,376−15.0% | Reduced |
| Ensign Peak Advisors, Inc | 30,147 | $15.9M | 0.03% | −11,223−27.1% | Reduced |
| Parnassus Investments | 29,386 | $15.5M | 0.04% | −3,323−10.2% | Reduced |
| Envestnet Portfolio Solutions, Inc. | 28,991 | $15.3M | 0.07% | +761+2.7% | Added |
| NS Partners Ltd | 28,950 | $15.2M | 0.65% | −6,261−17.8% | Reduced |
| HighTower Advisors, LLC | 28,415 | $15.0M | 0.01% | −111−0.4% | Reduced |
| Cornerstone Advisors, LLC | 28,295 | $14.9M | 0.49% | +5,508+24.2% | Added |
| Public Employees Retirement System of Ohio | 28,050 | $14.8M | 0.04% | −1,602−5.4% | Reduced |
| Boston Family Office LLC | 27,571 | $14.5M | 0.88% | +1,227+4.7% | Added |
| Eurizon Capital SGR S.p.A. | 27,291 | $14.4M | 0.04% | +4,018+17.3% | Added |
| First Citizens Bank & Trust Co | 27,059 | $14.2M | 0.21% | +838+3.2% | Added |
| Coalescence Partners Investment Management, LP | 26,776 | $14.1M | 4.14% | +8,217+44.3% | Added |
| Franklin Street Advisors Inc | 26,215 | $13.8M | 0.77% | −540−2.0% | Reduced |
| Brasada Capital Management, LP | 26,074 | $13.7M | 2.48% | −947−3.5% | Reduced |
| F/M Investments LLC | 25,898 | $13.6M | 0.69% | −595−2.2% | Reduced |
| State of New Jersey Common Pension Fund D | 25,803 | $13.6M | 0.05% | −1,840−6.7% | Reduced |
| Korea Investment CORP | 25,513 | $13.4M | 0.03% | −13,680−34.9% | Reduced |
| Macquarie Group Ltd | 25,387 | $13.4M | 0.06% | +16,045+171.8% | Added |
| Xponance, Inc. | 25,318 | $13.3M | 0.08% | −1,320−5.0% | Reduced |
| Nutshell Asset Management Ltd | 25,130 | $13.2M | 4.41% | +19,230+325.9% | Added |
| Tredje AP-fonden | 24,901 | $13.1M | 0.06% | −1,686−6.3% | Reduced |
| Umb Bank N A | 24,639 | $13.0M | 0.16% | +231+0.9% | Added |
| Van Eck Associates Corp | 24,601 | $13.0M | 0.01% | −2,109−7.9% | Reduced |
| Ossiam | 24,303 | $12.8M | 0.17% | +16,966+231.2% | Added |
| Lansforsakringar Fondforvaltning AB (publ) | 24,161 | $12.7M | 0.06% | −1,766−6.8% | Reduced |
| Resona Asset Management Co.,Ltd. | 24,000 | $12.7M | 0.06% | −1,714−6.7% | Reduced |
| Premier Fund Managers Ltd | 23,652 | $12.7M | 1.15% | −12,352−34.3% | Reduced |
| Banco Bilbao Vizcaya Argentaria, S.A. | 24,013 | $12.6M | 0.08% | +281+1.2% | Added |
| Entropy Technologies, LP | 23,854 | $12.6M | 0.50% | +7,034+41.8% | Added |
| Nissay Asset Management Corp | 23,713 | $12.5M | 0.05% | +1,056+4.7% | Added |
| Daiwa Securities Group Inc. | 23,648 | $12.4M | 0.03% | +134+0.6% | Added |
| Woodstock Corp | 23,593 | $12.4M | 1.03% | −65−0.3% | Reduced |
| Oppenheimer Asset Management Inc. | 23,535 | $12.4M | 0.13% | −5,113−17.8% | Reduced |
| Mn Services Vermogensbeheer B.V. | 23,128 | $12.2M | 0.09% | −7,900−25.5% | Reduced |
| Cetera Investment Advisers | 22,840 | $12.0M | 0.01% | −1,233−5.1% | Reduced |
| Arizona State Retirement System | 22,772 | $12.0M | 0.06% | +1,074+4.9% | Added |
| HM Payson & Co | 22,700 | $12.0M | 0.16% | +288+1.3% | Added |
| Lyell Wealth Management, LP | 22,660 | $11.9M | 0.73% | +143+0.6% | Added |
| Fifth Third Bancorp | 22,624 | $11.9M | 0.02% | −1,224−5.1% | Reduced |
| Andra AP-fonden | 22,531 | $11.9M | 0.14% | −7,000−23.7% | Reduced |
| Czech National Bank | 22,453 | $11.8M | 0.06% | +706+3.2% | Added |
| Nordea Investment Management AB | 22,047 | $11.6M | 0.01% | +4,260+24.0% | Added |
| Glenview Trust Co | 21,707 | $11.4M | 0.16% | −3,430−13.6% | Reduced |
| Mutual of America Capital Management LLC | 21,301 | $11.2M | 0.11% | +468+2.2% | Added |
| Pathstone Holdings, LLC | 20,623 | $10.9M | 0.03% | +1,129+5.8% | Added |
| MetLife Investment Management | 20,659 | $10.9M | 0.05% | −1,593−7.2% | Reduced |
| Lazard Asset Management LLC | 20,515 | $10.8M | 0.02% | +6,976+51.5% | Added |
| Retail Employees Superannuation Pty Ltd as trustee for Retail Employees Superannuation Trust | 20,421 | $10.8M | 2.88% | −1,352−6.2% | Reduced |
| Guggenheim Capital LLC | 20,242 | $10.7M | 0.07% | +2,818+16.2% | Added |
| Storebrand Asset Management AS | 20,132 | $10.6M | 0.03% | −3,239−13.9% | Reduced |
| Progressive Investment Management Corp | 19,990 | $10.5M | 2.32% | −295−1.5% | Reduced |
| EFG International AG | 19,619 | $10.3M | 0.19% | +1,804+10.1% | Added |
| Fred Alger Management, LLC | 19,606 | $10.3M | 0.03% | −4,662−19.2% | Reduced |
| DnB Asset Management AS | 19,446 | $10.2M | 0.03% | +2,212+12.8% | Added |
| Rakuten Investment Management, Inc. | 19,036 | $10.2M | 0.03% | +2,481+15.0% | Added |
| IFM Investors Pty Ltd | 19,244 | $10.1M | 0.07% | +1,187+6.6% | Added |
| Toroso Investments, LLC | 19,109 | $10.1M | 0.02% | −19,705−50.8% | Reduced |
| Sone Capital Management, LLC | 18,931 | $9.97M | 0.76% | +18,931 | New |
| USS Investment Management Ltd | 18,668 | $9.83M | 0.04% | +1,969+11.8% | Added |
| Ninety One UK Ltd | 18,599 | $9.79M | 0.02% | −2,302−11.0% | Reduced |
| State of Tennessee, Treasury Department | 18,560 | $9.77M | 0.03% | 00.0% | Unchanged |
| Keybank National Association | 18,466 | $9.72M | 0.03% | −2,617−12.4% | Reduced |
| O'Shaughnessy Asset Management, LLC | 18,418 | $9.70M | 0.05% | −7,736−29.6% | Reduced |
| CWM Advisors, LLC | 18,347 | $9.66M | 0.40% | +2,375+14.9% | Added |
| Strategic Global Advisors, LLC | 18,325 | $9.65M | 1.37% | +610+3.4% | Added |
| GF Fund Management Co. Ltd. | 18,120 | $9.54M | 0.11% | −411−2.2% | Reduced |
| Azimuth Capital Investment Management LLC | 18,111 | $9.53M | 0.32% | −12,103−40.1% | Reduced |
| Midwest Trust Co | 17,918 | $9.43M | 0.11% | −106−0.6% | Reduced |
| Los Angeles Capital Management LLC | 17,602 | $9.27M | 0.03% | −209,767−92.3% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 17,423 | $9.17M | 0.04% | −1,178−6.3% | Reduced |