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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.

Institutional holdersQ2 2026: 1,306 institutions
Q1 2021: 1,015 institutionsQ2 2021: 1,037 institutionsQ3 2021: 1,063 institutionsQ4 2021: 1,110 institutionsQ1 2022: 1,036 institutionsQ2 2022: 959 institutionsQ3 2022: 925 institutionsQ4 2022: 1,001 institutionsQ1 2023: 1,058 institutionsQ2 2023: 1,069 institutionsQ3 2023: 1,061 institutionsQ4 2023: 1,155 institutionsQ1 2024: 1,147 institutionsQ2 2024: 1,110 institutionsQ3 2024: 1,117 institutionsQ4 2024: 1,124 institutionsQ1 2025: 1,143 institutionsQ2 2025: 1,234 institutionsQ3 2025: 1,302 institutionsQ4 2025: 1,385 institutionsQ1 2026: 1,318 institutionsQ2 2026: 1,306 institutions
Value heldQ2 2026: $39.1B
Q1 2021: $35.6BQ2 2021: $46.1BQ3 2021: $44.6BQ4 2021: $47.1BQ1 2022: $39.7BQ2 2022: $25.9BQ3 2022: $24.0BQ4 2022: $30.0BQ1 2023: $36.4BQ2 2023: $36.7BQ3 2023: $32.4BQ4 2023: $40.5BQ1 2024: $39.1BQ2 2024: $36.4BQ3 2024: $36.7BQ4 2024: $29.8BQ1 2025: $31.1BQ2 2025: $40.0BQ3 2025: $46.1BQ4 2025: $50.3BQ1 2026: $41.2BQ2 2026: $39.1B
Institutions holding IDXX and their total value by quarter
QuarterHoldersValue
Q2 20261,306$39.1B
Q1 20261,318$41.2B
Q4 20251,385$50.3B
Q3 20251,302$46.1B
Q2 20251,234$40.0B
Q1 20251,143$31.1B
Q4 20241,124$29.8B
Q3 20241,117$36.7B
Q2 20241,110$36.4B
Q1 20241,147$39.1B
Q4 20231,155$40.5B
Q3 20231,061$32.4B
Q2 20231,069$36.7B
Q1 20231,058$36.4B
Q4 20221,001$30.0B
Q3 2022925$24.0B
Q2 2022959$25.9B
Q1 20221,036$39.7B
Q4 20211,110$47.1B
Q3 20211,063$44.6B
Q2 20211,037$46.1B
Q1 20211,015$35.6B

Institutions, Q2 2026

Shares, value and share of portfolio for each institution holding IDEXX Laboratories Inc; share changes are against Q1 2026.

Institutions holding IDXX in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Garde Capital, Inc.600$315.9K0.01%00.0%Unchanged
Aristotle Atlantic Partners, LLC600$315.9K0.01%00.0%Unchanged
Main Street Research LLC600$315.9K0.01%+153+34.2%Added
Great Valley Advisor Group, Inc.594$312.2K0.00%+14+2.4%Added
Baker Tilly Wealth Management, LLC591$311.1K0.07%−87−12.8%Reduced
Cranbrook Wealth Management, LLC585$308.0K0.06%−26−4.3%Reduced
IFP Advisors, Inc585$308.0K0.01%+52+9.8%Added
Brighton Jones LLC583$307.0K0.01%−133−18.6%Reduced
Checchi Capital Advisers, LLC583$304.0K0.02%−119−17.0%Reduced
Maloon Powers Pitre Higgins & Dennehy, LLC576$303.2K0.10%+576New
Cyndeo Wealth Partners, LLC576$303.2K0.01%−5−0.9%Reduced
Beck Mack & Oliver LLC575$302.7K0.01%−125−17.9%Reduced
Frank, Rimerman Advisors LLC573$301.6K0.02%+39+7.3%Added
Moss Adams Wealth Advisors LLC571$300.6K0.02%+38+7.1%Added
Papp L Roy & Associates570$300.1K0.03%00.0%Unchanged
OpenArc Corporate Advisory, LLC570$300.1K0.00%+113+24.7%Added
B.O.S.S. Retirement Advisors, LLC569$299.5K0.08%−239−29.6%Reduced
Mayflower Financial Advisors, LLC565$297.4K0.03%−5−0.9%Reduced
RM Financial Services, LLC563$296.4K0.22%00.0%Unchanged
Ashton Thomas Private Wealth, LLC562$295.9K0.01%−9−1.6%Reduced
Symmetry Partners, LLC560$294.8K0.02%+44+8.5%Added
ISAM Funds (UK) Ltd560$294.8K0.21%+560New
Essential Planning, LLC.559$294.3K0.08%00.0%Unchanged
New England Research & Management, Inc.555$292.2K0.11%−3,245−85.4%Reduced
Rise Advisors, LLC553$291.1K0.08%+4+0.7%Added
Sowell Financial Services LLC552$290.6K0.01%+103+22.9%Added
Aft, Forsyth & Company, Inc.552$290.6K0.14%00.0%Unchanged
HighPoint Advisor Group LLC550$289.5K0.01%+1+0.2%Added
SVRN Asset Management, LLC550$289.5K0.15%+550New
Acadian Asset Management LLC549$288.0K0.00%−33,449−98.4%Reduced
Ipswich Investment Management Co., Inc.547$288.0K0.06%00.0%Unchanged
Gryphon Financial Partners LLC546$287.4K0.03%+74+15.7%Added
Mutual Advisors, LLC544$286.4K0.01%+39+7.7%Added
Cornerstone Wealth Group, LLC543$285.9K0.02%+543New
Edmond de Rothschild Holding S.A.540$284.3K0.00%+540New
Lavaca Capital LLC540$284.3K0.03%00.0%Unchanged
NBT Bank N A537$282.7K0.02%−12−2.2%Reduced
Simplicity Wealth,LLC530$279.0K0.01%−26−4.7%Reduced
Sagewood Asset Management LP527$277.4K0.06%+527New
Blue Fin Capital, Inc.525$276.4K0.04%+525New
WBI Investments523$275.3K0.07%+523New
Alesco Advisors LLC522$274.8K0.01%+2+0.4%Added
Montis Financial, LLC522$274.8K0.06%+6+1.2%Added
Conestoga Capital Advisors, LLC520$273.7K0.01%−270−34.2%Reduced
Pinnacle Wealth Planning Services, Inc.519$273.2K0.03%+11+2.2%Added
Blueshift Asset Management, LLC516$271.6K0.06%+516New
YHB Investment Advisors, Inc.515$271.1K0.02%−120−18.9%Reduced
Xxi Wealth, LLC515$271.1K0.12%+44+9.3%Added
Modern Wealth Management, LLC511$269.0K0.00%−13−2.5%Reduced
Northeast Investment Management508$267.4K0.01%−7−1.4%Reduced
Eastern Bank506$266.4K0.00%−90−15.1%Reduced
Supplemental Annuity Collective Trust of NJ506$266.4K0.07%−35−6.5%Reduced
Resources Investment Advisors, LLC.505$265.9K0.00%+26+5.4%Added
RMR Wealth Builders504$265.3K0.02%−1−0.2%Reduced
Old National Bancorp503$264.8K0.01%−1,228−70.9%Reduced
Connecticut Wealth Management, LLC503$264.8K0.01%+129+34.5%Added
Wellspring Financial Advisors, LLC502$264.3K0.02%−31−5.8%Reduced
Capital Advisors Inc501$263.7K0.00%+13+2.7%Added
Cacti Asset Management LLC500$263.2K0.01%00.0%Unchanged
Wealth Quarterback LLC500$263.2K0.08%00.0%Unchanged
S&CO Inc500$263.0K0.02%00.0%Unchanged
Dorsey & Whitney Trust CO LLC498$262.1K0.01%+12+2.5%Added
Retirement Planning Group495$260.6K0.01%+9+1.9%Added
Claro Advisors LLC494$260.1K0.03%−4−0.8%Reduced
Oarsman Capital, Inc.494$260.1K0.03%−99−16.7%Reduced
Dynamic Advisor Solutions LLC493$259.5K0.01%−55−10.0%Reduced
Acima Private Wealth, LLC493$259.5K0.08%00.0%Unchanged
Bryn Mawr Trust Co491$258.5K0.01%+1+0.2%Added
TD Private Client Wealth LLC490$258.0K0.00%+326+198.8%Added
Legacy Wealth Asset Management, LLC488$256.9K0.06%+112+29.8%Added
Sheets Smith Wealth Management486$255.8K0.03%00.0%Unchanged
Gallacher Capital Management LLC476$250.6K0.14%−184−27.9%Reduced
EverSource Wealth Advisors, LLC476$250.6K0.01%−244−33.9%Reduced
Ledyard National Bank474$249.5K0.02%−187−28.3%Reduced
Premier Path Wealth Partners, LLC472$248.5K0.03%−82−14.8%Reduced
Interchange Capital Partners, LLC472$248.5K0.05%+472New
Seeds Investor LLC470$247.4K0.03%−2−0.4%Reduced
Gerber Kawasaki Wealth & Investment Management470$247.4K0.01%+9+2.0%Added
McAdam, LLC470$247.2K0.01%+48+11.4%Added
Maple Capital Management, Inc.469$246.9K0.01%00.0%Unchanged
LeConte Wealth Management, LLC466$245.3K0.13%−21−4.3%Reduced
Cauble & Harre Wealth Management, Inc.464$244.3K0.20%00.0%Unchanged
Novem Group457$240.6K0.02%−59−11.4%Reduced
Strategic Blueprint, LLC457$240.6K0.01%+2+0.4%Added
Catalyst Financial Partners LLC456$240.1K0.02%−77−14.4%Reduced
Potomac Fund Management Inc456$240.1K0.01%−54−10.6%Reduced
LVW Advisors, LLC456$240.1K0.02%+37+8.8%Added
Harris Associates L PSuperinvestorHarris Associates (Oakmark)455$239.5K0.00%−27−5.6%Reduced
L2 Asset Management, LLC454$239.0K0.02%+27+6.3%Added
Camden National Bank452$238.0K0.03%00.0%Unchanged
E Fund Management (Hong Kong) Co., Ltd.451$237.4K0.08%+158+53.9%Added
Cambria Investment Management, L.P.450$236.9K0.01%+450New
Equitable Trust Co445$234.3K0.01%+445New
Prescott Group Capital Management, L.L.C.444$233.7K0.02%+444New
George Kaiser Family Foundation444$233.7K0.02%+444New
Integrated Investment Consultants, LLC443$233.2K0.05%+8+1.8%Added
Trust Point Inc.442$232.7K0.02%+3+0.7%Added
Coyle Financial Counsel LLC439$231.1K0.04%+52+13.4%Added
Claret Asset Management Corp434$229.0K0.02%−8−1.8%Reduced
Ingalls & Snyder LLC435$229.0K0.01%00.0%Unchanged