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IDXX

IDEXX Laboratories, Inc.• Healthcare

Q3 2026 filings are still coming in. 13F filers have 45 days after the quarter ends to report, through November 14, 2026. These totals cover only the funds that have filed so far and will keep rising.
Institutional holders
545
Partial Q3 2026
Total 13F value
$2.8B
Filed positions so far
New positions
45
This quarter
Sold positions
50
This quarter

Top holders

Institutions with disclosed positions in this stock

FundValueShares% PortfolioChange

Montrusco Bolton Investments Inc.

$165.6M317.1K2.87%-14.9%

Assenagon Asset Management S.A.

$133.9M256.4K0.13%+39.9%

Pictet Asset Management Holding Sa

$121.8M233.2K0.12%-3.9%

Sumitomo Mitsui Trust Group, Inc.

$98.7M189.0K0.06%-3.7%

Congress Asset Management Co

$91.7M175.6K0.59%-7.7%

Timessquare Capital Management, Llc

$83.1M159.0K1.36%-2.7%

Vontobel Holding Ltd.

$66.6M127.5K0.16%-33.6%

Virginia Retirement Systems Et Al

$65.9M126.2K0.26%+36.8%

Bank Julius Baer & Co. Ltd, Zurich

$64M122.1K0.16%-0.6%

Loring Wolcott & Coolidge Fiduciary Advisors Llp/Ma

$60M114.8K0.55%-2.0%

Robeco Institutional Asset Management B.V.

$55.8M106.8K0.07%-38.0%

Proshare Advisors Llc

$51M113.1K0.07%-4.1%

Seilern Investment Management Ltd

$50.4M96.5K6.54%-1.0%

Principal Financial Group Inc

$46.9M89.8K0.02%-87.9%

Bank Pictet & Cie (Europe) Ag

$46.5M89.0K0.88%Unchanged

Mogy Joel R Investment Counsel Inc

$44.6M85.5K2.39%+0.1%

Manitou Investment Management Ltd.

$44.5M85.1K8.36%+21.7%

Lazard Freres Gestion S.A.S.

$39.9M76.3K0.67%+1.0%

Aware Super Pty Ltd As Trustee Of Aware Super

$38.9M74.6K0.52%+26.1%

Chicago Capital, Llc

$37M70.8K0.86%-4.7%

Mirae Asset Global Investments Co., Ltd.

$30.4M58.2K0.05%+8.9%

New York State Teachers Retirement System

$29.8M57.2K0.06%-8.4%

Asset Management One Co., Ltd.

$29.4M56.4K0.07%+2.9%

Beacon Investment Advisory Services, Inc.

$27.1M51.8K1.02%-6.1%

Vantage Investment Partners, Llc

$27M51.8K1.63%-3.9%

Dekabank Deutsche Girozentrale

$26.7M50.5K0.02%-7.9%

Local Pensions Partnership Investment Ltd

$26.4M50.6K0.55%-14.4%

Schaper Benz & Wise Investment Counsel Inc/Wi

$26M49.9K1.72%+1.4%

Harvey Investment Co Llc

$25.7M49.2K2.78%Unchanged

Raiffeisen Bank International Ag

$24.9M46.7K0.29%+11.6%

Howland Capital Management Llc

$24.6M47.2K0.86%+0.8%

Kbc Group Nv

$23.8M45.5K0.03%-60.0%

Swiss Life Asset Management Ltd

$22.4M42.8K0.07%+11.5%

Achmea Investment Management B.V.

$22.3M42.7K0.18%+9.9%

Factory Mutual Insurance Co

$21.5M41.2K0.19%-9.8%

Creative Planning

$21.4M70.2K0.01%+5.5%

Capital Investment Services Of America, Inc.

$20.7M39.7K1.90%+1.8%

Assetmark, Inc

$20.5M39.2K0.03%-15.6%

Fjarde Ap-Fonden /Fourth Swedish National Pension Fund

$18.9M36.1K0.10%-6.2%

Mackenzie Financial Corp

$18.8M1.02M0.02%-27.5%

Swedbank Ab

$18.7M35.9K0.02%Unchanged

Candriam S.C.A.

$18.7M35.7K0.08%+3.4%

Nisa Investment Advisors, Llc

$18.3M36.4K0.05%Unchanged

Parnassus Investments, Llc

$16.5M31.7K0.05%+7.8%

State Of Michigan Retirement System

$15.9M30.5K0.07%-1.3%

Gw Henssler & Associates Ltd

$15.8M30.3K0.69%-0.5%

Unisuper Management Pty Ltd

$13.4M25.6K0.07%+60.0%

Xponance Llc

$13.3M38.4K0.08%-1.6%

Daiwa Securities Group Inc.

$12.4M23.8K0.02%+0.6%

Woodstock Corp

$12.3M23.5K0.98%-0.5%

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