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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.

Q3 2025 vs. Q2 2025

How the institutions holding IDEXX Laboratories Inc changed between Q2 2025 and Q3 2025.

All holders in Q3 2025All holders in Q2 2025

13F holders of IDXX: Q2 2025 compared with Q3 2025
MeasureQ2 2025Of which not filed for Q3 2025Q3 2025Change
Holders1,234201,302+88
Shares74.5M545.4K72.2M−1.78M (−2.4%)
Value$40.0B$292.2M$46.1B+$6.43B (+16.2%)

20 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (162)

Institutions that held IDEXX Laboratories Inc at the end of Q3 2025 but not at the end of Q2 2025.

Showing the largest 100 of 162 by value.

Institutions new to IDXX in Q3 2025
InstitutionSharesValue% of portfolio
Zurich Insurance Group Ltd224,968$143.7M1.03%
Westfield Capital Management Co LP94,129$60.1M0.25%
AXA Investment Managers S.A.32,588$20.8M0.06%
CIBC Bancorp USA Inc.13,983$8.93M0.05%
Genus Capital Management Inc.12,302$7.86M0.91%
Moran Wealth Management, LLC11,807$7.54M0.23%
Aquatic Capital Management LLC8,299$5.30M0.10%
Credit Agricole S A8,182$5.23M0.02%
Chapin Davis, Inc.7,934$5.07M1.24%
CAPROCK Group, Inc.7,721$5.00M0.12%
Munich Reinsurance Co Stock Corp in Munich7,812$4.99M0.13%
Sone Capital Management, LLC7,253$4.63M0.39%
Ambassador Advisors, LLC5,761$3.68M0.55%
Three Seasons Wealth, LLC5,126$3.27M0.33%
Krilogy Financial LLC4,049$2.92M0.11%
Dash Acquisitions Inc.4,285$2.69M0.53%
Nomura Holdings Inc3,740$2.39M0.01%
USA Financial Portformulas Corp3,727$2.38M0.42%
Dorsey Wright & Associates3,601$2.30M0.51%
Simplex Trading, LLC3,310$2.11M0.05%
Virtus Investment Advisers, Inc.3,231$2.06M0.59%
Balyasny Asset Management LLC3,215$2.05M0.00%
Wolverine Trading, LLC3,245$2.05M0.04%
Allstate Corp2,937$1.88M0.04%
Atlantic Union Bankshares Corp2,930$1.87M0.04%
Sandler Capital Management2,360$1.51M0.55%
Winton Group Ltd2,089$1.33M0.05%
VestGen Advisors, LLC1,891$1.21M0.04%
GTS Securities LLC1,827$1.17M0.04%
Friedenthal Financial1,657$1.06M0.55%
Rakuten Investment Management, Inc.1,871$972.7K0.00%
Grantham, Mayo, Van Otterloo & Co. LLC1,485$948.8K0.00%
Williamson Legacy Group, LLC1,456$930.2K0.72%
Encompass More Asset Management1,439$919.4K0.18%
Groupama Asset Managment1,367$873.4K0.01%
LRT Capital Management, LLC1,188$759.0K0.50%
Freestone Capital Holdings, LLC1,187$758.4K0.02%
SummitTX Capital, L.P.1,176$751.3K0.03%
Aaron Wealth Advisors1,168$746.2K0.05%
Y-Intercept (Hong Kong) Ltd1,047$668.9K0.02%
Wallace Advisory Group, LLC1,199$643.1K0.52%
Chesapeake Capital Corp989$631.9K0.57%
Semanteon Capital Management, LP888$567.3K0.71%
Element Capital Management LLC793$506.6K0.72%
Lipe & Dalton790$505.0K0.25%
Entropy Technologies, LP768$490.7K0.04%
Keystone Financial Group733$468.3K0.04%
Baker Avenue Asset Management, LP708$452.2K0.01%
Yeomans Consulting Group, Inc.725$449.6K0.16%
Algert Global LLC687$438.9K0.01%
Farringdon Capital, Ltd.654$417.8K0.11%
Buckhead Capital Management LLC630$402.5K0.15%
SFMG, LLC622$397.6K0.03%
Gilman Hill Asset Management, LLC618$394.8K0.06%
TB Alternative Assets Ltd.615$392.9K0.06%
Inceptionr LLC582$371.8K0.09%
Smith Group Asset Management, LLC580$370.6K0.02%
111 Capital561$358.4K0.07%
Archetype Wealth Partners541$346.0K0.04%
Counterpoint Mutual Funds LLC506$323.3K0.03%
World Equity Group, Inc.487$311.1K0.07%
Simplify Asset Management Inc.480$306.7K0.01%
CMC Financial Group469$299.6K0.55%
Lombard Odier Asset Management (USA) Corp463$295.8K0.07%
Harris Associates L PSuperinvestorHarris Associates (Oakmark)455$290.7K0.00%
Montis Financial, LLC449$286.9K0.07%
Turtle Creek Wealth Advisors, LLC442$282.4K0.03%
Seven Mile Advisory423$270.3K0.04%
Arlington Capital Management, Inc.422$269.6K0.17%
Main Street Research LLC411$262.6K0.01%
Summit Wealth Group LLC4,351$262.3K0.04%
Meiji Yasuda Life Insurance Co409$261.3K0.01%
Potomac Fund Management Inc404$258.1K0.01%
LVW Advisors, LLC403$257.5K0.03%
Aigen Investment Management, LP399$254.9K0.04%
Nicholas Hoffman & Company, LLC.398$254.3K0.01%
Bridges Investment Management Inc396$253.0K0.00%
Sowell Financial Services LLC394$251.7K0.01%
Evoke Wealth, LLC394$251.7K0.01%
Ashton Thomas Private Wealth, LLC392$250.4K0.01%
Center For Asset Management LLC391$249.8K0.13%
McAdam, LLC376$239.9K0.01%
LeConte Wealth Management, LLC375$239.6K0.16%
L2 Asset Management, LLC374$238.9K0.03%
West Family Investments, Inc.370$236.4K0.05%
Advyzon Investment Management, LLC370$236.4K0.04%
TruWealth Advisors, LLC368$235.1K0.01%
New World Advisors LLC365$233.2K0.04%
Lester Murray Antman dba SimplyRich364$232.0K0.06%
Harrell Investment Partners, LLC363$231.9K0.05%
Advisory Alpha, LLC365$231.4K0.01%
HCR Wealth Advisors362$229.4K0.02%
KCM Investment Advisors LLC358$228.7K0.01%
Alexander Labrunerie & Co., Inc.358$228.7K0.08%
Riverwater Partners LLC354$226.2K0.09%
First Interstate Bank350$223.6K0.01%
Wallace Capital Management Inc.350$223.6K0.03%
Hudson Value Partners, LLC350$223.6K0.07%
Beirne Wealth Consulting Services, LLC349$223.0K0.05%
Trust Point Inc.347$221.7K0.02%

Sold out (74)

Institutions that held IDEXX Laboratories Inc at the end of Q2 2025 and filed for Q3 2025 without it.

Institutions that sold out of IDXX in Q3 2025
InstitutionShares, Q2 2025Value, Q2 2025
Champlain Investment Partners, LLC192,226$103.1M
Two Creeks Capital Management, LP114,459$61.4M
AXA S.A.59,141$31.7M
Worldquant Millennium Advisors LLC47,227$25.3M
Trexquant Investment LP41,173$22.1M
Wilson Asset Management (International) Pty Ltd31,034$16.6M
HRT Financial LP22,887$12.3M
Bell Asset Management Ltd7,515$4.03M
Nutshell Asset Management Ltd6,223$3.34M
Campbell & CO Investment Adviser LLC5,051$2.71M
Virtu Financial LLC3,792$2.03M
Oak Thistle LLC2,843$1.52M
FORA Capital, LLC2,626$1.41M
Capstone Investment Advisors, LLC2,310$1.24M
V-Square Quantitative Management LLC2,117$1.14M
BlueSpruce Investments, LP2,053$1.10M
Investidor Profissional Gestao de Recursos Ltda.1,956$1.05M
Sargent Investment Group, LLC1,424$888.8K
Scientech Research LLC1,596$856.0K
Eqis Capital Management, Inc.1,418$760.6K
Farmers & Merchants Trust Co of Long Beach1,368$733.7K
Dearborn Partners LLC1,081$579.8K
Connor, Clark & Lunn Investment Management Ltd.969$519.7K
Altfest L J & Co Inc967$518.6K
Tectonic Advisors LLC907$486.5K
Financial Advocates Investment Management850$455.9K
Baader Bank INC777$415.3K
Penn Davis McFarland Inc761$408.2K
Cornerstone Advisors, LLC700$375.4K
Landscape Capital Management, L.L.C.675$362.0K
Gitterman Wealth Management, LLC652$349.7K
MBB Public Markets I LLC630$337.9K
DRW Securities, LLC611$327.7K
Marex Group plc577$309.5K
Union Bancaire Privee, UBP SA578$305.1K
Boothbay Fund Management, LLC506$271.4K
Three Bridge Wealth Advisors, LLC454$243.5K
New England Research & Management, Inc.445$239.0K
Dynasty Wealth Management, LLC425$227.7K
Proficio Capital Partners LLC424$227.4K
Gryphon Financial Partners LLC406$217.8K
Balentine LLC402$215.6K
Principal Street Partners, LLC402$215.6K
Voloridge Investment Management, LLC385$206.5K
City National Bank of Florida374$200.6K
GeoWealth Management, LLC297$159.3K
Quarry LP254$136.2K
NewSquare Capital LLC75$40.2K
Ameritas Advisory Services, LLC67$35.9K
MorganRosel Wealth Management, LLC63$33.8K
Ridgewood Investments LLC55$29.5K
Opal Wealth Advisors, LLC55$29.5K
Whipplewood Advisors, LLC54$29.0K
Front Row Advisors LLC40$21.5K
Twin Peaks Wealth Advisors, LLC32$20.9K
Kestra Investment Management, LLC49$20.6K
Spurstone Advisory Services, LLC35$18.8K
Park Square Financial Group, LLC32$17.2K
Sierra Ocean, LLC31$16.6K
Clal Insurance Enterprises Holdings Ltd20$11.0K
Thurston, Springer, Miller, Herd & Titak, Inc.20$10.7K
Pineridge Advisors LLC12$6.44K
Riggs Asset Managment Co. Inc.10$5.36K
Carolina Wealth Advisors, LLC4$2.15K
Evergreen Private Wealth LLC4$2.15K
Stephens Consulting, LLC3$1.61K
WealthTrak Capital Management LLC3$1.61K
Longfellow Investment Management Co LLC3$1.61K
Total Investment Management Inc2$1.07K
Curio Wealth, LLC2$1.07K
Wood Tarver Financial Group, LLC2$1.00K
Atticus Wealth Management, LLC1$537
Sittner & Nelson, LLC1$536
LGT Financial Advisors LLC1$536

Not filed for Q3 2025 yet (20)

Institutions that held IDEXX Laboratories Inc at the end of Q2 2025 and haven't filed a 13F for Q3 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding IDXX in Q2 2025 that haven't filed for Q3 2025
InstitutionShares, Q2 2025Value, Q2 2025
Norges Bank413,832$222.0M
Martin Currie Ltd82,254$44.1M
CIBC World Markets Corp15,876$8.51M
MEAG MUNICH ERGO, Kapitalanlagegesellschaft mbH6,051$3.25M
Congress Wealth Management LLC4,857$2.61M
EP Wealth Advisors, LLC4,412$2.37M
Union Savings Bank4,000$2.14M
E Fund Management Co., Ltd.2,594$1.39M
Scott Marsh Financial, LLC2,448$1.31M
Avantax Advisory Services, Inc.2,192$1.18M
Oliver Lagore Vanvalin Investment Group2,461$1.03M
Atria Wealth Solutions, Inc.1,589$852.9K
Graypoint LLC1,124$602.8K
J. W. Coons Advisors, LLC600$321.8K
Wambolt & Associates, LLC425$230.6K
Keudell/Morrison Wealth Management388$208.1K
First Horizon Advisors, Inc.276$148.0K
Centricity Wealth Management, LLC23$12.3K
Capital A Wealth Management, LLC9$5.00K
Parkworth Wealth Management, Inc.2$1.07K