13F

Stock

Idexx Labs Inc

Ticker not mapped · held by 1,303 managers

Reported value

$38.9B

Holders

1,303

+103 new · −174 exited

Holders’ est. mark

−$5.9B

Price effect on 236 books still in the name

Largest holder

$4.7B

BlackRock, Inc.

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
BlackRock, Inc.8.37M$4.7B−$959MCut−$1.07B
VANGUARD CAPITAL MANAGEMENT LLC5.18M$2.91BHeld
VANGUARD PORTFOLIO MANAGEMENT LLC3.91M$2.2BHeld
State Street3.67M$2.06B−$419.2MCut−$409.3M
GEODE CAPITAL MANAGEMENT, LLC2.66M$1.5B−$295MCut−$251.6M
Invesco Ltd.1.68M$943.2M−$172.2MCut−$73.1M
BAMCO INC /NY/1.63M$917.8M−$187.2MCut−$298.7M
Bank of New York Mellon Corp1.5M$845.4M−$172.5MCut−$253.6M
Fundsmith LLP1.47M$823.6M−$168MCut−$445.6M
MORGAN STANLEY1.32M$739.4M−$150.9MCut−$311.7M
BLAIR WILLIAM & CO/IL946.3K$531.7M−$108.5MCut−$145.7M
NORTHERN TRUST CORP911.9K$512.4M−$104.5MCut−$112.2M
PRINCIPAL FINANCIAL GROUP INC881.2K$495.2M−$101MCut−$160.4M
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC871.8K$489.8M−$98.6MCut−$91.9M
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP838.8K$471.3M−$63.1MAdded$99M
Capital Research Global Investors781.3K$439M−$69.7MAdded$27.8M
JPMORGAN CHASE & CO779.9K$434.5M−$80.4MCut−$21M
WELLINGTON MANAGEMENT GROUP LLP735.5K$413.3M−$84.3MCut−$113.9M
GOLDMAN SACHS GROUP INC716.9K$402.8M−$82.2MCut−$160.2M
POLEN CAPITAL MANAGEMENT LLC695.8K$391M−$79.8MCut−$258.9M
FRANKLIN RESOURCES INC662.6K$372.3M−$71.9MCut−$52M
Legal & General Group Plc650.8K$365.7M−$74.6MCut−$88M
Amundi610.8K$343.2M−$70MCut−$75.4M
CHARLES SCHWAB INVESTMENT MANAGEMENT INC610.2K$342.9M−$67.6MCut−$56.3M
AMERICAN CENTURY COMPANIES INC599.9K$337.1M−$68.8MCut−$88.4M
DIMENSIONAL FUND ADVISORS LP573.3K$322.1M−$63MCut−$49.8M
Capital World Investors497.9K$279.7MNew
BANK OF AMERICA CORP /DE/488K$274.2M−$55.9MCut−$55.5M
FUNDSMITH INVESTMENT SERVICES LTD.481.6K$270.6M−$55.2MCut−$104.1M
VANGUARD FIDUCIARY TRUST CO460.7K$258.8MHeld
Nuveen, LLC445.8K$250.5M−$51.1MCut−$64.9M
AustralianSuper Pty Ltd443K$248.9M−$34.4MAdded$45.8M
CAPITAL COUNSEL LLC/NY420.2K$236.1M−$48.2MCut−$52.8M
NOMURA ASSET MANAGEMENT INTERNATIONAL INC.399.4K$224.4M−$45.8MCut−$67.9M
ROYAL BANK OF CANADA391.7K$220.1M−$44.9MCut−$49.4M
DEUTSCHE BANK AG\388.8K$218.5M−$41MCut−$23.4M
CIBC Bancorp USA Inc.367.5K$206.5MHeld
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC351.6K$197.6M−$40.3MCut−$101M
NEUBERGER BERMAN GROUP LLC349.7K$196.5M−$31.5MAdded$10.6M
MONTRUSCO BOLTON INVESTMENTS INC.342.1K$186.7M−$20.5MAdded$69.6M
Clearbridge Investments, LLC308.5K$173.3M−$33.6MCut−$24.9M
UBS Group AG305.2K$171.5M−$32.7MCut−$21.3M
Pictet Asset Management Holding SA287.9K$161.8M−$19.8MAdded$45.2M
Fidelity283K$159M−$28.8MCut−$11.1M
RAYMOND JAMES FINANCIAL INC273K$152.5M−$31.1MCut−$21.8M
Williams Jones Wealth Management, LLC.263.5K$148.1M−$30.2MCut−$33.1M
Caisse de depot et placement du Quebec263.1K$147.8M−$28.5MCut−$20.4M
Railway Pension Investments Ltd256.5K$144.1M−$29.4MCut−$76.5M
TD Asset Management Inc236.5K$132.9M−$27.1MCut−$48.3M
FIRST TRUST ADVISORS LP234.7K$131.8M−$26.9MCut−$27.9M
Swiss National Bank234.4K$131.7M−$25.1MCut−$16.6M
LOS ANGELES CAPITAL MANAGEMENT LLC227.4K$127.8M−$12.8MAdded$7.29M
COMGEST GLOBAL INVESTORS S.A.S.220.4K$123.8M−$23.7MCut−$16.3M
WELLS FARGO & COMPANY/MN208.8K$117.3M−$23.6MCut−$21.7M
Allianz Asset Management GmbH207.4K$116.5M−$23.8MCut−$29.6M
Alyeska Investment Group, L.P.203.3K$114.2MNew
Russell Investments Group, Ltd.201.7K$113.2M−$22.5MCut−$18.2M
Sumitomo Mitsui Trust Group, Inc.197.9K$111.2M−$22.7MCut−$30.3M
Robeco Institutional Asset Management B.V.189.8K$106.6M−$21.3MCut−$19.3M
Mitsubishi UFJ Asset Management Co., Ltd.189K$106.2M−$19.9MCut−$17.2M
SCHRODER INVESTMENT MANAGEMENT GROUP188.1K$105.7M−$21.6MCut−$120.8M
BARCLAYS PLC187.7K$105.5M−$21.5MCut−$37.6M
VICTORY CAPITAL MANAGEMENT INC183.2K$103M−$21MCut−$36M
ENVESTNET ASSET MANAGEMENT INC183.1K$102.9M−$20.6MCut−$18.8M
Liontrust Investment Partners LLP177.3K$99.6M−$17.3MCut−$2.36M
Vanguard Global Advisers, LLC174.9K$98.3MHeld
Epoch Investment Partners, Inc.174.6K$98.1M−$20MCut−$34.4M
RHUMBLINE ADVISERS173.7K$97.6M−$19.9MCut−$19.7M
Welch & Forbes LLC168.2K$94.5M−$19.3MCut−$19.3M
CONGRESS ASSET MANAGEMENT CO166.7K$93.7M−$17.6MCut−$10.5M
HSBC HOLDINGS PLC166.3K$93.4M−$18.4MCut−$14.7M
AMERICAN CAPITAL MANAGEMENT INC166.1K$93.3M−$19MCut−$29.7M
TimesSquare Capital Management, LLC163.8K$92M−$18.8MCut−$21.1M
FEDERATED HERMES, INC.156.7K$88M−$16.1MCut−$6.87M
California Public Employees Retirement System156.5K$87.9M−$17.9MCut−$22M
Holocene Advisors, LP147.7K$83M−$5.24MAdded$52.1M
VANGUARD ASSET MANAGEMENT, Ltd139.5K$78.4MHeld
BNP PARIBAS FINANCIAL MARKETS138.7K$77.9M−$15.9MCut−$66.5M
AMERIPRISE FINANCIAL INC134.3K$75.4M−$15.4MCut−$44.3M
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND133.9K$75.2M−$11.2MAdded$9.2M
WESTFIELD CAPITAL MANAGEMENT CO LP132.9K$74.7M−$15.2MCut−$25.1M
Point72 Asset Management, L.P.129.3K$72.6M−$1.28MAdded$65.1M
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM122.7K$68.9M−$14.1MCut−$15.9M
ProShare Advisors LLC122.6K$68.9M−$14.1MCut−$30.8M
LORING WOLCOTT & COOLIDGE FIDUCIARY ADVISORS LLP/MA122.3K$68.9M−$16.1MCut−$17.3M
National Pension Service122.4K$68.8M−$12.2MCut−$3.16M
Corient Private Wealth LLC122K$68.5M−$13.3MCut−$9.13M
Rathbones Group PLC121.5K$68.3M−$12.5MCut−$5.38M
Bank Julius Baer & Co. Ltd, Zurich121.5K$68.1M−$14.2MCut−$89M
CITIGROUP INC120.3K$67.6M−$13.4MCut−$11.6M
TCW GROUP INC118.8K$66.7M−$7.42MAdded$22.9M
BANK OF MONTREAL /CAN/118.2K$66.4M−$13.5MCut−$24.1M
Universal- Beteiligungs- und Servicegesellschaft mbH115.6K$64.9M−$13.3MCut−$12.5M
ALLIANCEBERNSTEIN L.P.94.5K$63.9M$1Cut−$3.31M
BNP PARIBAS ASSET MANAGEMENT Holding S.A.113.5K$63.8M$61.7MAdded$63.7M
Life Cycle Investment Partners Ltd109.5K$61.5M−$8.12MAdded$13.6M
BROWN ADVISORY INC108K$60.7M−$12.3MCut−$12.1M
LGT CAPITAL PARTNERS LTD.108K$60.7M−$12.2MCut−$11M
BRADLEY FOSTER & SARGENT INC/CT103.7K$58.2M−$11.9MCut−$12.6M
Stephens Investment Management Group LLC102.1K$57.4M−$11.2MCut−$8.51M
KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC100.8K$56.7M−$11.6MCut−$19.9M
Squarepoint Ops LLC100.3K$56.4M−$6.58MAdded$17.5M
Quantinno Capital Management LP99.8K$56.1M−$6.3MAdded$18.9M
WORLDQUANT MILLENNIUM ADVISORS LLC98.4K$55.3MNew
Icahn Capital96.7K$53.8M−$11.7MCut−$23.9M
SEI INVESTMENTS CO94.5K$53.1M−$10.8MCut−$38.8M
VOYA INVESTMENT MANAGEMENT LLC94K$52.8M−$10.8MCut−$26.5M
Aberdeen Group plc93.3K$52.4M−$10.3MCut−$8.45M
DAVIS R M INC92K$51.7M−$10.5MCut−$11.6M
Freestone Grove Partners LP90.5K$50.9MNew
Bellevue Group AG89.1K$50.1M−$10.2MCut−$13.9M
Bank Pictet & Cie (Europe) AG89K$50M−$10.2MCut−$10.2M
Citadel87.6K$49.2M−$2.05MAdded$37.1M
Assenagon Asset Management S.A.85.8K$48.2M−$8.67MCut−$2.92M
Qube Research & Technologies Ltd85.7K$48.1M−$1.74MAdded$37.8M
MOGY JOEL R INVESTMENT COUNSEL INC85.5K$48M−$9.8MCut−$9.84M
Mitsubishi UFJ Trust & Banking Corp85.4K$48M−$8.3MCut−$1.02M
Baird Financial Group, Inc.82.5K$46.4M−$5.75MAdded$12.4M
RIVERBRIDGE PARTNERS LLC82.5K$46.4M−$9.46MCut−$14.3M
CANADA PENSION PLAN INVESTMENT BOARD81.4K$45.7M−$9.33MCut−$79M
Seilern Investment Management Ltd80.8K$45.4M−$9.27MCut−$22.8M
Gotham Asset Management, LLC80.5K$45.2M−$6.85MAdded$4.8M
Chicago Capital, LLC77.4K$43.5M−$8.87MCut−$14.3M
AVIVA PLC73.7K$41.4M−$8.22MCut−$7.08M
STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM71.6K$40.2M−$8.2MCut−$9.29M
Fiera Capital Corp71.2K$40M−$8.16MCut−$26.1M
MILLENNIUM MANAGEMENT LLC70.4K$39.6M−$397.8KAdded$37.2M
TEACHER RETIREMENT SYSTEM OF TEXAS70.4K$39.5M−$7.54MCut−$4.93M
NATIONAL BANK OF CANADA /FI/69.9K$39.3M−$6.22MAdded$2.54M
PRUDENTIAL FINANCIAL INC69.7K$39.2M−$7.99MCut−$68.1M
Manitou Investment Management Ltd.69.6K$39.1M−$7.91MCut−$7.57M
ADAGE CAPITAL PARTNERS GP, L.L.C.68.3K$38.4M−$5.97MAdded$3.17M
BLI - Banque de Luxembourg Investments55.8K$37.4M−$621.8KCut−$621.8K
TREMBLANT CAPITAL GROUP64.5K$36.3M−$7.4MCut−$7.9M
Candriam S.C.A.64K$36M−$5.8MAdded$1.76M
Aware Super Pty Ltd as trustee of Aware Super60.7K$34.1M−$6.75MCut−$5.74M
Focus Partners Wealth60.2K$33.8M−$6.77MCut−$7.58M
BEACON INVESTMENT ADVISORY SERVICES, INC.58.8K$33M−$6.74MCut−$9.54M
Local Pensions Partnership Investment Ltd58.1K$32.7M−$6.67MCut−$9.86M
Curi Capital, LLC57.2K$32.1M−$4.54MAdded$5.32M
Quantum Capital Management, LLC / NJ56.2K$31.6M−$6.44MCut−$20.1M
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.56.1K$31.5M−$6.28MCut−$5.52M
Vantage Investment Partners, LLC54.1K$30.4M−$6.2MCut−$6.22M
Asset Management One Co., Ltd.53.9K$30.3M−$6.79MCut−$7.32M
NEOS Investment Management LLC53.6K$30.1M−$4.31MAdded$4.69M
Biondo Investment Advisors, LLC52.3K$29.4M−$5.93MCut−$5.63M
Rockefeller Capital Management L.P.52.2K$29.3M−$5.98MCut−$6.6M
STATE OF WISCONSIN INVESTMENT BOARD51.4K$28.9M−$5.89MCut−$6.11M
ROYAL LONDON ASSET MANAGEMENT LTD51K$28.7M−$5.85MCut−$32.3M
ASSETMARK, INC50.8K$28.6M−$5.83MCut−$7.14M
Investment Management Corp of Ontario50.7K$28.5M−$5.82MCut−$6.72M
MARSHALL WACE, LLP49.3K$27.7M−$140.7KAdded$26.9M
EULAV Asset Management49.2K$27.7M−$5.64MCut−$57.7M
SCHAPER BENZ & WISE INVESTMENT COUNSEL INC/WI49.1K$27.6M−$5.63MCut−$5.87M
Renaissance Technologies48.5K$27.3MNew
NEW YORK STATE COMMON RETIREMENT FUND47.8K$26.9M−$5.48MCut−$5.82M
PFA Pension, Forsikringsaktieselskab47.7K$26.8M−$5.75MCut−$7.17M
Howland Capital Management LLC47.5K$26.7M−$5.31MCut−$4.65M
Mirae Asset Global Investments Co., Ltd.47.1K$26.5M−$5.02MCut−$3.14M
FACTORY MUTUAL INSURANCE CO45.8K$25.7M−$5.2MCut−$4.98M
PNC Financial Services Group, Inc.45.7K$25.7M−$4.97MCut−$3.65M
MACKENZIE FINANCIAL CORP45.7K$25.7M−$5.45MCut−$5.75M
DANSKE BANK A/S44.1K$24.8M−$5.05MCut−$5.05M
KLP KAPITALFORVALTNING AS44K$24.7M−$3.82MAdded$2.23M
LPL Financial LLC43.8K$24.6M−$5.03MCut−$6.25M
NOMURA ASSET MANAGEMENT CO LTD43.5K$24.5M−$4.95MCut−$4.72M
Allspring Global Investments Holdings, LLC43.2K$24.4M−$4.55MCut−$6.78M
GENEVA CAPITAL MANAGEMENT LLC43K$24.2M−$4.73MCut−$3.75M
CAPITAL FUND MANAGEMENT S.A.42.9K$24.1M−$4.92MCut−$6.49M
MANUFACTURERS LIFE INSURANCE COMPANY, THE42.7K$24M−$4.94MCut−$14.7M
Mediolanum International Funds Ltd42.9K$23.9M−$4.4MCut−$90.9K
Raiffeisen Bank International AG42.6K$23.7M−$5.34MCut−$7.36M
PRUDENTIAL PLC42K$23.6M−$4.82MCut−$11.4M
APG Asset Management N.V.48.4K$23.6M−$4.05MCut−$2.77M
FJARDE AP-FONDEN /FOURTH SWEDISH NATIONAL PENSION FUND41.4K$23.3M−$2.75MAdded$7.05M
Ensign Peak Advisors, Inc41.4K$23.2M−$4.74MCut−$10.4M
Chevy Chase Trust Holdings, LLC40.6K$22.8M−$4.65MCut−$5.44M
DF DENT & CO INC40K$22.5M−$4.59MCut−$6.22M
Vanguard Investments Australia, Ltd.39.9K$22.4MHeld
Korea Investment CORP39.2K$22M−$4.49MCut−$16M
JONES FINANCIAL COMPANIES LLLP39.4K$22M−$214KAdded$20.8M
Tidal Investments LLC38.8K$21.8M−$3.36MAdded$2.02M
VILLERE ST DENIS J & CO LLC38.7K$21.8M−$4.44MCut−$4.71M
Capital Investment Services of America, Inc.38.6K$21.7M−$4.4MCut−$4.25M
CIBC Asset Management Inc38.2K$21.5M−$4.34MCut−$4.13M
Creative Planning37.2K$20.9M−$4.15MCut−$3.58M
Zurcher Kantonalbank (Zurich Cantonalbank)37.1K$20.9M−$3.92MCut−$2.24M
SEB Asset Management AB36.5K$20.5MHeld
INTECH INVESTMENT MANAGEMENT LLC36.2K$20.3M−$4.02MCut−$3.41M
NISA INVESTMENT ADVISORS, LLC36K$20.3M−$4.13MCut−$9.16M
Swedbank AB35.9K$20.1M−$4.11MCut−$5.54M
STIFEL FINANCIAL CORP35.8K$20.1M−$4.1MCut−$5.86M
CREDIT AGRICOLE S A35.4K$19.9M−$1.46MAdded$11.3M
FRONTIER CAPITAL MANAGEMENT CO LLC35.4K$19.9M−$4.05MCut−$10.8M
WEITZ INVESTMENT MANAGEMENT, INC.35.3K$19.8M−$4.05MCut−$4.05M
NS Partners Ltd35.2K$19.8M−$4.04MCut−$4.28M
Marble Harbor Investment Counsel, LLC35K$19.7M−$4.01MCut−$5.05M
GW HENSSLER & ASSOCIATES LTD34.8K$19.6M−$3.87MCut−$3.26M
Man Group plc34.5K$19.4M−$2.91MAdded$2.21M
ACADEMY CAPITAL MANAGEMENT34.3K$19.3M−$3.93MCut−$4.56M
PARNASSUS INVESTMENTS, LLC32.7K$18.4M−$3.75MCut−$4.39M
CAPTRUST FINANCIAL ADVISORS32.1K$18.1M−$3.37MCut−$1.85M
STATE OF MICHIGAN RETIREMENT SYSTEM31.4K$17.6M−$3.59MCut−$3.59M
OSAIC HOLDINGS, INC.31.3K$17.6M−$3.55MCut−$3.35M
HUB Investment Partners, LLC31.3K$17.6M−$3.58MCut−$5.86M
BOURNE LENT ASSET MANAGEMENT INC31.1K$17.5M−$3.57MCut−$3.57M
Swiss Life Asset Management Ltd31.1K$17.5M−$3.57MCut−$7.18M
Vinva Investment Management Ltd31.2K$17.4M−$1.42MAdded$9.64M
Azimuth Capital Investment Management LLC30.2K$17M−$3.46MCut−$4.55M
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO29.7K$16.7M−$3.36MCut−$3.16M
Andra AP-fonden29.5K$16.6M−$3.39MCut−$9.33M
OPPENHEIMER ASSET MANAGEMENT INC.28.6K$16.1M−$3.28MCut−$6.97M
HighTower Advisors, LLC28.5K$16M−$3.15MCut−$2.57M
Envestnet Portfolio Solutions, Inc.28.2K$15.9M−$3.24MCut−$4.89M
BRASADA CAPITAL MANAGEMENT, LP27K$15.6M−$2.5MCut−$3.73M
State of New Jersey Common Pension Fund D27.6K$15.5M−$3.17MCut−$3.17M
JUPITER ASSET MANAGEMENT LTD27.6K$15.5M−$2.33MAdded$1.7M
FRANKLIN STREET ADVISORS INC /NC26.8K$15M−$3.07MCut−$12.2M
XPONANCE LLC26.6K$15M−$2.79MCut−$1.5M
Tredje AP-fonden26.6K$14.9MNew
F/m Investments LLC26.5K$14.9M−$3.04MCut−$3.07M
FIRST CITIZENS BANK & TRUST CO26.2K$14.7M−$3.01MCut−$4.81M
O'SHAUGHNESSY ASSET MANAGEMENT, LLC26.2K$14.7M−$2.94MCut−$2.67M
Lansforsakringar Fondforvaltning AB (publ)25.9K$14.6M−$2.97MCut−$3.28M
Rafferty Asset Management, LLC25.9K$14.6M−$2.97MCut−$3.11M
Resona Asset Management Co.,Ltd.25.7K$14.4M−$2.98MCut−$2.77M
Glenview Trust Co25.1K$14.1M−$2.88MCut−$9.41M
UMB Bank, n.a.24.4K$13.7M−$552.7KAdded$10.5M
FRED ALGER MANAGEMENT, LLC24.3K$13.6M−$2.78MCut−$3.24M
TORONTO DOMINION BANK24.2K$13.6M−$2.77MCut−$5.38M
Cetera Investment Advisers24.1K$13.5M−$2.76MCut−$3.29M
FIFTH THIRD BANCORP23.8K$13.4M−$861.6KAdded$8.32M
BANCO BILBAO VIZCAYA ARGENTARIA, S.A.23.7K$13.3M−$2.73MCut−$3.53M
WOODSTOCK CORP23.7K$13.3M−$2.71MCut−$3.06M
Daiwa Securities Group Inc.23.5K$13.2M$12.6MAdded$13.2M
STOREBRAND ASSET MANAGEMENT AS23.4K$13.1M−$2.65MCut−$2.52M
Eurizon Capital SGR S.p.A.23.3K$13.1M−$2.67MCut−$3.42M
Cornerstone Advisors, LLC22.8K$12.8M−$1.62MAdded$3.22M
NISSAY ASSET MANAGEMENT CORP /JAPAN22.7K$12.7M−$2.52MCut−$2.16M
LYELL WEALTH MANAGEMENT, LP22.5K$12.7M−$2.58MCut−$3.12M
HM PAYSON & CO22.4K$12.6M−$2.5MCut−$2.15M
MetLife Investment Management, LLC22.3K$12.5M−$2.55MCut−$3.04M
Retail Employees Superannuation Pty Ltd as trustee for Retail Employees Superannuation Trust21.8K$12.2M−$996.5KAdded$6.35M
Czech National Bank21.7K$12.2M−$2.41MCut−$2.03M
ARIZONA STATE RETIREMENT SYSTEM21.7K$12.2M−$2.49MCut−$2.65M
KEYBANK NATIONAL ASSOCIATION/OH21.1K$11.8M−$2.42MCut−$2.51M
Ninety One UK Ltd20.9K$11.7M−$2.4MCut−$6.29M
OP Asset Management Ltd20.9K$11.7M−$2.39MCut−$3.01M
MUTUAL OF AMERICA CAPITAL MANAGEMENT LLC20.8K$11.7M−$2.39MCut−$2.56M
Cerity Partners LLC20.4K$11.5M−$2.34MCut−$3.9M

Who left

Positions as of Q1 2026. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.