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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
Advisors Asset Management, Inc.2,338$1.23M0.02%−406−14.8%Reduced
Park Avenue Securities LLC2,321$1.22M0.01%−226−8.9%Reduced
Clearstead Advisors, LLC2,307$1.21M0.01%+164+7.7%Added
Paragon Capital Management Inc2,286$1.20M0.90%−29−1.3%Reduced
Principal Securities, Inc.2,276$1.20M0.01%−229−9.1%Reduced
Citizens Financial Group Inc2,250$1.18M0.01%+521+30.1%Added
Flagship Harbor Advisors, LLC2,239$1.18M0.05%+110+5.2%Added
Lombard Odier Asset Management (Switzerland) SA2,236$1.18M0.04%−301−11.9%Reduced
Securian Asset Management, Inc2,068$1.17M0.04%−100−4.6%Reduced
Grandeur Peak Global Advisors, LLC2,229$1.17M0.27%+393+21.4%Added
Machina Capital S.A.S.2,223$1.17M0.19%+2,223New
CIBC World Markets Inc.2,219$1.17M0.00%−4,898−68.8%Reduced
T. Rowe Price Investment Management, Inc.2,212$1.17M0.00%+2,212New
Penobscot Wealth Management2,193$1.15M0.31%00.0%Unchanged
Valmark Advisers, Inc.2,190$1.15M0.01%+2+0.1%Added
Choate Investment Advisors2,175$1.15M0.02%−271−11.1%Reduced
Brown Brothers Harriman & Co2,162$1.14M0.00%−16−0.7%Reduced
Painted Porch Advisors LLC2,150$1.13M0.49%00.0%Unchanged
Headlands Technologies LLC2,133$1.12M0.12%+672+46.0%Added
RSM US Wealth Management LLC2,125$1.12M0.01%+95+4.7%Added
AMF Pensionsforsakring AB2,092$1.10M0.01%00.0%Unchanged
Kentucky Retirement Systems Insurance Trust Fund2,087$1.10M0.07%−37−1.7%Reduced
SIH Partners, LLLP2,081$1.10M0.05%+2,081New
Mairs & Power Inc2,080$1.09M0.01%00.0%Unchanged
V-Square Quantitative Management LLC2,069$1.09M0.10%+119+6.1%Added
Cura Wealth Advisors, LLC2,066$1.09M0.46%−22−1.1%Reduced
AlphaCore Capital LLC2,066$1.09M0.02%+554+36.6%Added
Fayez Sarofim & Co2,054$1.08M0.00%−150−6.8%Reduced
Savant Capital, LLC1,969$1.07M0.00%+435+28.4%Added
Inceptionr LLC2,030$1.07M0.26%+2,030New
MAI Capital Management2,021$1.06M0.00%+369+22.3%Added
Coldstream Capital Management Inc2,020$1.06M0.01%+161+8.7%Added
Quadrant Capital Group LLC2,014$1.06M0.03%−38−1.9%Reduced
Gsa Capital Partners LLP1,981$1.04M0.07%−820−29.3%Reduced
Westerkirk Capital Inc.1,974$1.04M0.10%00.0%Unchanged
Pensionmark Financial Group, LLC1,828$1.03M0.02%−1−0.1%Reduced
Everhart Financial Group, Inc.1,939$1.02M0.07%−111−5.4%Reduced
Inscription Capital, LLC1,936$1.02M0.09%+695+56.0%Added
BankPlus Trust Department1,935$1.02M0.24%00.0%Unchanged
Carnegie Capital Asset Management, LLC1,930$1.02M0.02%−70−3.5%Reduced
Obermeyer Wood Investment Counsel, LLLP1,923$1.01M0.04%−77−3.9%Reduced
Birch Hill Investment Advisors LLC1,910$1.01M0.04%00.0%Unchanged
Archford Capital Strategies, LLC1,903$1.00M0.10%−1,058−35.7%Reduced
Exchange Traded Concepts, LLC1,901$1.00M0.00%+154+8.8%Added
Venturi Wealth Management, LLC1,894$997.1K0.04%+447+30.9%Added
Andrew Hill Investment Advisors, Inc.1,893$997.0K0.74%+1,331+236.8%Added
Wahed Invest LLC1,881$990.2K0.10%−116−5.8%Reduced
Formuepleje A/S1,855$976.5K0.08%+1,855New
Pacific Point Advisors, LLC1,844$970.8K0.44%−541−22.7%Reduced
Magnetar Financial LLC1,839$968.1K0.01%+187+11.3%Added
Mather Group, LLC.1,823$959.5K0.01%+159+9.6%Added
Catalyst Funds Management Pty Ltd1,821$958.6K0.05%+1,821New
Means Investment Co., Inc.1,813$954.7K0.07%−3−0.2%Reduced
Peloton Wealth Strategists1,808$952.0K0.35%+105+6.2%Added
Balyasny Asset Management LLC1,808$951.8K0.00%+500+38.2%Added
Keeler Thomas Management LLC1,803$949.3K0.34%+127+7.6%Added
Connable Office Inc1,800$947.6K0.08%00.0%Unchanged
NVWM, LLC1,793$943.9K0.19%−20−1.1%Reduced
Alps Advisors Inc1,776$935.0K0.00%+908+104.6%Added
Mount Yale Investment Advisors, LLC1,758$925.2K0.02%+49+2.9%Added
GAM Holding AG1,743$917.6K0.07%00.0%Unchanged
SkyOak Wealth, LLC1,736$913.9K0.15%00.0%Unchanged
SRS Capital Advisors, Inc.1,735$913.4K0.01%+1,685+3,370.0%Added
Baxter Bros Inc1,723$907.1K0.10%+13+0.8%Added
Glen Eagle Advisors, LLC1,702$896.0K0.11%−354−17.2%Reduced
Canada Post Corp Registered Pension Plan1,702$896.0K0.03%00.0%Unchanged
Everence Capital Management Inc1,700$895.0K0.05%00.0%Unchanged
Crestwood Advisors Group LLC1,691$890.2K0.01%+507+42.8%Added
Western Wealth Management, LLC1,679$883.6K0.03%−50−2.9%Reduced
Syon Capital LLC1,668$878.1K0.04%+311+22.9%Added
Greenleaf Trust1,662$874.9K0.01%+200+13.7%Added
Reynders McVeigh Capital Management, LLC1,658$873.0K0.04%00.0%Unchanged
Third View Private Wealth, LLC1,658$872.8K0.11%−150−8.3%Reduced
Perigon Wealth Management, LLC1,651$869.3K0.01%+72+4.6%Added
Oxler Private Wealth LLC1,650$868.6K0.25%−73−4.2%Reduced
Signaturefd, LLC1,618$852.0K0.01%+4+0.2%Added
Douglass Winthrop Advisors, LLC1,614$849.7K0.01%−42−2.5%Reduced
Meeder Advisory Services, Inc.1,596$840.4K0.03%−300−15.8%Reduced
Tiaa-Cref Individual & Institutional Services, LLC1,594$839.1K0.00%−571−26.4%Reduced
Global Retirement Partners, LLC1,592$838.1K0.01%+1,592New
Mission Wealth Management, LP1,577$830.0K0.01%+149+10.4%Added
Atomi Financial Group, Inc.1,575$829.2K0.02%−134−7.8%Reduced
Qsemble Capital Management, LP1,574$828.6K0.11%+1,574New
Red Spruce Capital, LLC1,571$827.0K0.29%00.0%Unchanged
Essex Financial Services, Inc.1,565$823.9K0.04%−63−3.9%Reduced
Ostrum Asset Management1,539$810.2K0.04%−502−24.6%Reduced
Three Seasons Wealth, LLC1,516$798.1K0.07%+122+8.8%Added
Chicago Partners Investment Group LLC1,476$796.1K0.02%+319+27.6%Added
Investment House LLC1,510$794.9K0.04%00.0%Unchanged
Green Harvest Asset Management LLC1,508$793.9K0.01%−179−10.6%Reduced
Jefferies Financial Group Inc.1,498$788.6K0.01%−805−35.0%Reduced
Aaron Wealth Advisors1,495$787.0K0.04%+606+68.2%Added
Pallas Capital Advisors LLC1,476$777.0K0.02%−330−18.3%Reduced
Johnson Financial Group, Inc.1,437$756.5K0.02%−234−14.0%Reduced
Haven Private, LLC1,434$754.9K0.29%−176−10.9%Reduced
ING Groep NV1,432$753.9K0.00%+919+179.1%Added
Atlantic Trust, LLC1,421$748.1K0.10%−65−4.4%Reduced
Personal Cfo Solutions, LLC1,414$744.4K0.11%−298−17.4%Reduced
Hills Bank & Trust Co1,413$743.9K0.03%−30−2.1%Reduced
Bangor Savings Bank1,410$742.3K0.05%−92−6.1%Reduced