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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, 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.

Institutional holdersQ4 2025: 1,385 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 heldQ4 2025: $50.3B
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, Q4 2025

Shares, value and share of portfolio for each institution holding IDEXX Laboratories Inc; share changes are against Q3 2025.

Institutions holding IDXX in Q4 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Ogorek Anthony Joseph1$00.00%+1New
IMA Wealth, Inc.1$6760.00%00.0%Unchanged
CBIZ Investment Advisory Services, LLC1$6770.00%−1−50.0%Reduced
Stone House Investment Management, LLC1$6770.00%00.0%Unchanged
Davis Capital Management1$6770.00%00.0%Unchanged
TFC Financial Management1$6770.00%00.0%Unchanged
Cherry Tree Wealth Management, LLC1$6770.00%00.0%Unchanged
Breakwater Investment Management1$6770.00%00.0%Unchanged
Seneschal Advisors, LLC1$6770.00%00.0%Unchanged
DecisionPoint Financial, LLC1$6770.00%00.0%Unchanged
Chilton Capital Management LLC1$6770.00%+1New
Trust Co1$6770.00%+1New
Luken Investment Analytics, LLC1$6770.00%+1New
Elevated Capital Advisors, LLC1$6770.00%+1New
Atlantic Private Wealth, LLC1$6770.00%+1New
Acumen Wealth Advisors, LLC1$6770.00%+1New
American Capital Advisory, LLC1$6770.00%+1New
WestEnd Advisors, LLC2$1.35K0.00%−1−33.3%Reduced
Brown, Lisle/Cummings, Inc.2$1.35K0.00%00.0%Unchanged
Turning Point Benefit Group, Inc.2$1.35K0.00%00.0%Unchanged
Global Trust Asset Management, LLC2$1.35K0.00%+2New
Quaker Wealth Management, LLC2$1.35K0.00%00.0%Unchanged
Curio Wealth, LLC2$1.38K0.00%+2New
Winthrop Capital Management, LLC3$2.00K0.00%00.0%Unchanged
Bellevue Asset Management, LLC3$2.03K0.00%−1−25.0%Reduced
Country Trust Bank3$2.03K0.00%00.0%Unchanged
HFM Investment Advisors, LLC3$2.03K0.00%00.0%Unchanged
North Star Investment Management Corp.3$2.03K0.00%+3New
Crewe Advisors LLC3$2.03K0.00%+3New
1015 Capital Partners, LLC3$2.03K0.00%+3New
Winnow Wealth LLC3$2.03K0.00%00.0%Unchanged
Pier Capital, LLC4$2.71K0.00%−8−66.7%Reduced
Ameriflex Group, Inc.4$2.71K0.00%−4−50.0%Reduced
DAGCO, Inc.4$2.71K0.00%00.0%Unchanged
Byrne Asset Management LLC4$2.71K0.00%+4New
Nemes Rush Group LLC4$2.71K0.00%+4New
Aspect Partners, LLC4$2.71K0.00%+1+33.3%Added
Archer Investment Corp5$3.38K0.00%00.0%Unchanged
Hara Capital LLC5$3.38K0.00%00.0%Unchanged
Caitlin John, LLC5$3.38K0.00%00.0%Unchanged
Highline Wealth Partners LLC5$3.38K0.00%+1+25.0%Added
McIlrath & Eck, LLC5$3.38K0.00%+5New
Clayton Financial Group LLC5$3.38K0.00%+5New
Legacy Wealth Managment, LLC5$3.38K0.00%+5New
RMG Wealth Management LLC5$3.49K0.00%+5New
Penserra Capital Management LLC6$4.00K0.00%−552−98.9%Reduced
Altshuler Shaham Ltd6$4.06K0.00%−1−14.3%Reduced
Wealth Watch Advisors, INC6$4.06K0.00%00.0%Unchanged
Tompkins Financial Corp6$4.06K0.00%+6New
First Command Advisory Services, Inc.6$4.06K0.00%+6New
Independence Bank of Kentucky6$4.06K0.00%+6New
Cape Investment Advisory, Inc.6$4.06K0.00%+6New
Beaird Harris Wealth Management, LLC6$4.24K0.00%00.0%Unchanged
Sound Income Strategies, LLC6$4.29K0.00%+6New
Moisand Fitzgerald Tamayo, LLC7$4.74K0.00%−7−50.0%Reduced
Accent Capital Management, LLC7$4.74K0.00%00.0%Unchanged
Dunhill Financial, LLC8$5.11K0.00%+1+14.3%Added
Old Point Trust & Financial Services N A8$5.41K0.00%+8New
DiNuzzo Private Wealth, Inc.8$5.41K0.00%00.0%Unchanged
Optima Capital LLC8$5.41K0.00%+8New
Strategic Advocates LLC8$5.46K0.00%00.0%Unchanged
Abound Wealth Management9$6.04K0.00%00.0%Unchanged
Bay Harbor Wealth Management, LLC9$6.09K0.00%+4+80.0%Added
Tradewinds Capital Management, LLC9$6.09K0.00%00.0%Unchanged
Creative Financial Designs Inc9$6.09K0.00%00.0%Unchanged
High Note Wealth, LLC9$6.09K0.00%+2+28.6%Added
First Pacific Financial9$6.09K0.00%+9New
Bogart Wealth, LLC10$6.76K0.00%−1−9.1%Reduced
Redmont Wealth Advisors LLC10$6.76K0.01%00.0%Unchanged
Triumph Capital Management10$6.76K0.00%+10New
Hartford Financial Management Inc.10$6.77K0.00%00.0%Unchanged
Frazier Financial Advisors, LLC10$6.77K0.00%00.0%Unchanged
T. Rowe Price Investment Management, Inc.10$7.00K0.00%00.0%Unchanged
ORG Partners LLC11$7.44K0.00%+2+22.2%Added
ZRC Wealth Management, LLC11$7.44K0.00%+4+57.1%Added
Ares Financial Consulting, LLC11$7.44K0.01%+11New
Leonteq Securities AG12$8.12K0.00%−137−91.9%Reduced
Hughes Financial Services, LLC12$8.12K0.00%00.0%Unchanged
Evelyn Partners Investment Management LLP12$8.12K0.00%00.0%Unchanged
Signature Resources Capital Management, LLC12$8.12K0.00%+12New
Cornerstone Financial Management LLC12$8.12K0.01%+12New
Kilter Group LLC12$8.12K0.00%+3+33.3%Added
Newbridge Financial Services Group, Inc.13$8.79K0.00%−171−92.9%Reduced
Westend Capital Management, LLC13$8.79K0.00%00.0%Unchanged
Clean Yield Group13$8.79K0.00%00.0%Unchanged
Raffa Wealth Management, LLC13$8.79K0.00%00.0%Unchanged
MCF Advisors LLC13$8.79K0.00%+8+160.0%Added
Legacy Bridge, LLC13$8.79K0.00%+13New
Arlington Trust Co LLC13$8.79K0.00%+13New
Wilkerson Advisory Group LLC13$8.79K0.00%+13New
Evelyn Partners Asset Management Ltd14$9.47K0.00%00.0%Unchanged
Asset Dedication, LLC14$9.47K0.00%00.0%Unchanged
Prestige Wealth Management Group LLC14$9.47K0.00%00.0%Unchanged
Avion Wealth16$10.0K0.00%−1−5.9%Reduced
Bernard Wealth Management Corp.15$10.1K0.00%00.0%Unchanged
MTM Investment Management, LLC15$10.1K0.00%00.0%Unchanged
Key Financial Inc15$10.1K0.00%00.0%Unchanged
Vermillion & White Wealth Management Group, LLC15$10.1K0.01%+4+36.4%Added
Dogwood Wealth Management LLC15$10.1K0.00%+5+50.0%Added
TD Capital Management LLC16$10.8K0.00%00.0%Unchanged