Titelia

Fund shareholders of IDEXX Laboratories Inc

ISIN US45168D1046 · United States · LEI OGMTXK0LUU1HKV2P0J84

Fund shareholders
993
Of which ETFs
273 720 other funds
Value held
17.7B $ 1.4B SEK · 22.9M €
Share of capital
39.3 % of 78.8M shares on Jul 31, 2026

993 funds hold this company. This table lists the 981 that declare it in a regulatory filing. The other 12 publish their holdings in their own reports. They are not in the table.

FundSharesValueWeight in fundShare of capital
VANGUARD TOTAL STOCK MARKET INDEX FUND VANGUARD INDEX FUNDS 2,527,8001.4B $0.07 %3.21 %as of Mar 31, 2026 ↗
VANGUARD 500 INDEX FUND VANGUARD INDEX FUNDS 2,030,1331.1B $0.08 %2.58 %as of Mar 31, 2026 ↗
VANGUARD MID-CAP INDEX FUND VANGUARD INDEX FUNDS 1,719,572966.2M $0.49 %2.18 %as of Mar 31, 2026 ↗
Invesco QQQ Trust, Series 1 Invesco QQQ Trust, Series 1 1,677,361942.5M $0.25 %2.13 %as of Mar 31, 2026 ↗
iShares Core S&P 500 ETF iShares Trust 1,027,534577.4M $0.08 %1.30 %as of Mar 31, 2026 ↗
Fidelity 500 Index Fund Fidelity Concord Street Trust 1,016,204667.4M $0.09 %1.29 %as of Feb 28, 2026 ↗
VANGUARD GROWTH INDEX FUND VANGUARD INDEX FUNDS 927,080520.9M $0.16 %1.18 %as of Mar 31, 2026 ↗
AMCAP Fund AMCAP Fund 732,861481.3M $0.51 %0.93 %as of Feb 28, 2026 ↗
Baron Partners Fund BARON SELECT FUNDS 620,000348.4M $3.36 %0.79 %as of Mar 31, 2026 ↗
VANGUARD MID-CAP GROWTH INDEX FUND VANGUARD INDEX FUNDS 605,627340.3M $1.16 %0.77 %as of Mar 31, 2026 ↗
State Street(R) Health Care Select Sector SPDR(R) ETF SELECT SECTOR SPDR TRUST 581,073326.5M $0.85 %0.74 %as of Mar 31, 2026 ↗
iShares Russell Mid-Cap Growth ETF iShares Trust 534,598300.4M $1.61 %0.68 %as of Mar 31, 2026 ↗
Washington Mutual Investors Fund Washington Mutual Investors Fund 454,667255M $0.12 %0.58 %as of Apr 30, 2026 ↗
VANGUARD INSTITUTIONAL INDEX FUND VANGUARD INSTITUTIONAL INDEX FUNDS 450,237253M $0.08 %0.57 %as of Mar 31, 2026 ↗
MidCap Fund Principal Funds, Inc 443,929249M $0.99 %0.56 %as of Apr 30, 2026 ↗
iShares Russell 1000 Growth ETF iShares Trust 321,242180.5M $0.16 %0.41 %as of Mar 31, 2026 ↗
VANGUARD U.S. GROWTH FUND VANGUARD WORLD FUND 311,865204.8M $0.47 %0.40 %as of Feb 28, 2026 ↗
BlackRock Mid-Cap Growth Equity Portfolio BlackRock Funds 308,714202.7M $3.43 %0.39 %as of Feb 27, 2026 ↗
iShares Russell Mid-Cap ETF iShares Trust 304,554171.1M $0.35 %0.39 %as of Mar 31, 2026 ↗
Invesco NASDAQ 100 ETF Invesco Exchange-Traded Fund Trust II 303,679199.4M $0.28 %0.39 %as of Feb 28, 2026 ↗
Fidelity Mid Cap Index Fund Fidelity Salem Street Trust 295,111165.5M $0.33 %0.37 %as of Apr 30, 2026 ↗
Invesco S&P 500 Equal Weight ETF Invesco Exchange-Traded Fund Trust 280,907157.5M $0.18 %0.36 %as of Apr 30, 2026 ↗
BARON ASSET FUND BARON INVESTMENT FUNDS TRUST (f/k/a BARON ASSET FUND) 269,176151.2M $4.56 %0.34 %as of Mar 31, 2026 ↗
Ultra Fund American Century Mutual Funds, Inc. 257,000144.1M $0.54 %0.33 %as of Apr 30, 2026 ↗
iShares U.S. Medical Devices ETF iShares Trust 250,804140.9M $4.44 %0.32 %as of Mar 31, 2026 ↗
iShares MSCI USA Quality Factor ETF iShares Trust 250,492140.5M $0.28 %0.32 %as of Apr 30, 2026 ↗
Fidelity SAI U.S. Quality Index Fund Fidelity Salem Street Trust 243,874136.8M $0.47 %0.31 %as of Apr 30, 2026 ↗
VANGUARD HEALTH CARE INDEX FUND VANGUARD WORLD FUND 240,318157.8M $0.78 %0.31 %as of Feb 28, 2026 ↗
JPMorgan Mid Cap Growth Fund JPMorgan Trust II 239,371134.5M $1.18 %0.30 %as of Mar 31, 2026 ↗
Baron Focused Growth Fund BARON SELECT FUNDS 238,900134.2M $3.48 %0.30 %as of Mar 31, 2026 ↗
Nomura Mid Cap Growth Fund IVY FUNDS 204,894115.1M $3.84 %0.26 %as of Mar 31, 2026 ↗
T. Rowe Price All-Cap Opportunities Fund T. Rowe Price All-Cap Opportunities Fund, Inc. 203,808114.5M $0.80 %0.26 %as of Mar 31, 2026 ↗
BARON GROWTH FUND BARON INVESTMENT FUNDS TRUST (f/k/a BARON ASSET FUND) 200,000112.4M $4.30 %0.25 %as of Mar 31, 2026 ↗
Invesco S&P 500 Quality ETF Invesco Exchange-Traded Fund Trust 187,252105M $0.61 %0.24 %as of Apr 30, 2026 ↗
Schwab S&P 500 Index Fund SCHWAB CAPITAL TRUST 176,96499.2M $0.07 %0.22 %as of Apr 30, 2026 ↗
Invesco Discovery Mid Cap Growth Fund AIM Investment Funds (Invesco Investment Funds) 168,98294.8M $1.41 %0.21 %as of Apr 30, 2026 ↗
iShares S&P 500 Growth ETF iShares Trust 167,79694.3M $0.15 %0.21 %as of Mar 31, 2026 ↗
State Street(R) SPDR(R) Portfolio S&P 500(R) ETF SPDR SERIES TRUST 167,76894.3M $0.08 %0.21 %as of Mar 31, 2026 ↗
AP7 Aktiefond Sjunde AP-fonden 154,324826.1M SEK0.06 %0.20 %as of Mar 31, 2026 ↗
Schwab U.S. Large-Cap Growth ETF SCHWAB STRATEGIC TRUST 153,087100.5M $0.20 %0.19 %as of Feb 28, 2026 ↗
Fidelity Total Market Index Fund Fidelity Concord Street Trust 149,29798M $0.08 %0.19 %as of Feb 28, 2026 ↗
Carillon Eagle Mid Cap Growth Fund Carillon Series Trust 140,99079.2M $1.66 %0.18 %as of Mar 31, 2026 ↗
Calvert Equity Fund Calvert Social Investment Fund 140,66979M $2.08 %0.18 %as of Mar 31, 2026 ↗
Putnam Large Cap Growth Fund Putnam Investment Funds 139,64878.3M $0.57 %0.18 %as of Apr 30, 2026 ↗
VANGUARD RUSSELL 1000 GROWTH INDEX FUND VANGUARD SCOTTSDALE FUNDS 131,07086.1M $0.18 %0.17 %as of Feb 28, 2026 ↗
T. Rowe Price Diversified Mid-Cap Growth Fund, Inc. T. ROWE PRICE DIVERSIFIED MID-CAP GROWTH FUND, INC. 123,80069.6M $1.63 %0.16 %as of Mar 31, 2026 ↗
First Trust Water ETF First Trust Exchange-Traded Fund 119,18167M $3.76 %0.15 %as of Mar 31, 2026 ↗
Fidelity Series Total Market Index Fund Fidelity Concord Street Trust 118,11777.6M $0.08 %0.15 %as of Feb 28, 2026 ↗
Federated Hermes MDT Mid Cap Growth Fund Federated Hermes Equity Funds 115,16864.6M $1.01 %0.15 %as of Apr 30, 2026 ↗
State Street(R) SPDR(R) Portfolio S&P 500(R) Growth ETF SPDR SERIES TRUST 114,67064.4M $0.15 %0.15 %as of Mar 31, 2026 ↗
Fidelity Large Cap Growth Index Fund Fidelity Salem Street Trust 113,29763.5M $0.14 %0.14 %as of Apr 30, 2026 ↗
Heritage Fund American Century Mutual Funds, Inc. 109,09961.2M $1.14 %0.14 %as of Apr 30, 2026 ↗
Dimensional US High Profitability ETF Dimensional ETF Trust 105,78459.3M $0.52 %0.13 %as of Apr 30, 2026 ↗
ClearBridge Growth Fund Legg Mason Partners Investment Trust 104,80068.8M $1.64 %0.13 %as of Feb 27, 2026 ↗
iShares Core S&P Total U.S. Stock Market ETF iShares Trust 100,39456.4M $0.07 %0.13 %as of Mar 31, 2026 ↗
Franklin Dynatech Fund Franklin Custodian Funds 100,00056.2M $0.23 %0.13 %as of Mar 31, 2026 ↗
Fidelity Mid Cap Growth Index Fund Fidelity Salem Street Trust 97,31254.7M $1.61 %0.12 %as of Mar 31, 2026 ↗
Nomura Large Cap Growth Fund IVY FUNDS 96,81554.4M $0.93 %0.12 %as of Mar 31, 2026 ↗
Polen Growth Fund FundVantage Trust 94,70753.1M $2.44 %0.12 %as of Apr 30, 2026 ↗
VANGUARD LARGE-CAP INDEX FUND VANGUARD INDEX FUNDS 93,47552.5M $0.08 %0.12 %as of Mar 31, 2026 ↗
College Retirement Equities Fund - Responsible Balanced Account College Retirement Equities Fund 92,24051.8M $0.25 %0.12 %as of Mar 31, 2026 ↗
Schwab U.S. Large-Cap ETF SCHWAB STRATEGIC TRUST 82,31254.1M $0.08 %0.10 %as of Feb 28, 2026 ↗
THE HARTFORD MIDCAP FUND HARTFORD MUTUAL FUNDS, INC 79,73344.7M $1.26 %0.10 %as of Apr 30, 2026 ↗
VANGUARD GROWTH AND INCOME FUND VANGUARD QUANTITATIVE FUNDS 79,43544.6M $0.27 %0.10 %as of Mar 31, 2026 ↗
Neuberger Mid Cap Growth Fund NEUBERGER BERMAN EQUITY FUNDS 77,27250.7M $2.55 %0.10 %as of Feb 28, 2026 ↗
Goldman Sachs ActiveBeta(R) U.S. Large Cap Equity ETF Goldman Sachs ETF Trust 76,63450.3M $0.34 %0.10 %as of Feb 28, 2026 ↗
Franklin Small-Mid Cap Growth Fund Franklin Strategic Series 75,33642.2M $1.20 %0.10 %as of Apr 30, 2026 ↗
BlackRock Health Sciences Opportunities Portfolio BlackRock Funds 74,62149M $0.75 %0.09 %as of Feb 27, 2026 ↗
Invesco Global Fund AIM International Mutual Funds (Invesco International Mutual Funds) 74,52941.8M $0.46 %0.09 %as of Apr 30, 2026 ↗
S&P 500 Index Master Portfolio Master Investment Portfolio 72,62440.8M $0.08 %0.09 %as of Mar 31, 2026 ↗
ProShares UltraPro QQQ ProShares Trust 68,61945.1M $0.17 %0.09 %as of Feb 28, 2026 ↗
iShares Core S&P U.S. Growth ETF iShares Trust 67,49337.9M $0.15 %0.09 %as of Mar 31, 2026 ↗
iShares ESG Aware MSCI USA ETF iShares Trust 67,44244.3M $0.28 %0.09 %as of Feb 28, 2026 ↗
Nuveen Equity Index Fund TIAA-CREF Funds 66,98237.6M $0.06 %0.09 %as of Apr 30, 2026 ↗
JNL/JPMorgan MidCap Growth Fund JNL Series Trust 65,83337M $1.19 %0.08 %as of Mar 31, 2026 ↗
LVIP Baron Growth Opportunities Fund LINCOLN VARIABLE INSURANCE PRODUCTS TRUST 65,22636.6M $5.75 %0.08 %as of Mar 31, 2026 ↗
VANGUARD MID-CAP GROWTH FUND VANGUARD WHITEHALL FUNDS 64,14036M $1.27 %0.08 %as of Apr 30, 2026 ↗
Nuveen Large Cap Responsible Equity Fund TIAA-CREF Funds 64,13936M $0.56 %0.08 %as of Apr 30, 2026 ↗
Growth Fund American Century Mutual Funds, Inc. 64,13836M $0.24 %0.08 %as of Apr 30, 2026 ↗
VANGUARD TOTAL WORLD STOCK INDEX FUND VANGUARD INTERNATIONAL EQUITY INDEX FUNDS 64,10836M $0.04 %0.08 %as of Apr 30, 2026 ↗
iShares MSCI USA Momentum Factor ETF iShares Trust 62,31334.9M $0.14 %0.08 %as of Apr 30, 2026 ↗
Dimensional U.S. Core Equity 2 ETF Dimensional ETF Trust 60,30733.8M $0.08 %0.08 %as of Apr 30, 2026 ↗
Blue Chip Fund Principal Funds, Inc 59,46839.1M $0.46 %0.08 %as of Feb 28, 2026 ↗
U.S. High Relative Profitability Portfolio DFA INVESTMENT DIMENSIONS GROUP INC 59,42233.3M $0.55 %0.08 %as of Apr 30, 2026 ↗
AMG TimesSquare Mid Cap Growth Fund AMG Funds 59,25033.3M $2.22 %0.08 %as of Mar 31, 2026 ↗
VANGUARD S&P 500 GROWTH INDEX FUND VANGUARD ADMIRAL FUNDS 57,52037.8M $0.17 %0.07 %as of Feb 28, 2026 ↗
William Blair Large Cap Growth Fund WILLIAM BLAIR FUNDS 57,49032.3M $1.77 %0.07 %as of Mar 31, 2026 ↗
Old Westbury Small & Mid Cap Strategies Fund Old Westbury Funds Inc 57,08832M $0.34 %0.07 %as of Apr 30, 2026 ↗
iShares Russell 1000 ETF iShares Trust 56,74231.9M $0.07 %0.07 %as of Mar 31, 2026 ↗
First Trust Nasdaq-100 Select Equal Weight ETF First Trust Exchange-Traded Fund 55,47031.2M $1.99 %0.07 %as of Mar 31, 2026 ↗
Tax-Managed U.S. Large Cap Fund RUSSELL INVESTMENT CO 52,66829.5M $0.25 %0.07 %as of Apr 30, 2026 ↗
VANGUARD EXPLORER FUND VANGUARD EXPLORER FUND 52,39729.4M $0.14 %0.07 %as of Apr 30, 2026 ↗
Touchstone Strategic Trust-Touchstone Mid Cap Growth Fund Touchstone Strategic Trust 51,45928.9M $1.60 %0.07 %as of Mar 31, 2026 ↗
T. Rowe Price Equity Index 500 Fund T. ROWE PRICE INDEX TRUST, INC. 49,99128.1M $0.08 %0.06 %as of Mar 31, 2026 ↗
Nuveen Large Cap Growth Index Fund TIAA-CREF Funds 48,74127.3M $0.15 %0.06 %as of Apr 30, 2026 ↗
Fidelity SAI U.S. Momentum Index Fund Fidelity Salem Street Trust 47,65426.7M $0.33 %0.06 %as of Apr 30, 2026 ↗
Large Cap Index Master Portfolio Master Investment Portfolio 47,62826.8M $0.07 %0.06 %as of Mar 31, 2026 ↗
Columbia Select Mid Cap Growth Fund COLUMBIA FUNDS SERIES TRUST I 47,18131M $1.56 %0.06 %as of Feb 28, 2026 ↗
Schwab Total Stock Market Index Fund SCHWAB CAPITAL TRUST 46,94126.3M $0.06 %0.06 %as of Apr 30, 2026 ↗
Schwab U.S. Broad Market ETF SCHWAB STRATEGIC TRUST 46,48030.5M $0.08 %0.06 %as of Feb 28, 2026 ↗

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The funds most exposed to it

The weight is the share of a fund's net assets. The holders table ranks funds by number of shares. This one ranks them by the weight of the company in each fund.

FundWeight in fund
ProShares Pet Care ETF ProShares Trust 9.91 %as of Feb 28, 2026 ↗
Gabelli Pet Parents(TM) Fund Gabelli Innovations Trust 8.15 %as of Mar 31, 2026 ↗
PANZA PREMIUM, FI PANZA CAPITAL, SGIIC, S.A. 6.69 %as of Dec 31, 2025 ↗
LVIP Baron Growth Opportunities Fund LINCOLN VARIABLE INSURANCE PRODUCTS TRUST 5.75 %as of Mar 31, 2026 ↗
VY(R) BARON GROWTH PORTFOLIO Voya Partners Inc 5.62 %as of Mar 31, 2026 ↗
Pictet - Human Pictet Asset Management (Europe) S.A. 5.23 %as of Sep 30, 2025 ↗
SMI 3Fourteen Full-Cycle Trend ETF ETF Opportunities Trust 4.98 %as of Mar 31, 2026 ↗
Biondo Focus Fund Northern Lights Fund Trust 4.80 %as of Mar 31, 2026 ↗
BARON ASSET FUND BARON INVESTMENT FUNDS TRUST (f/k/a BARON ASSET FUND) 4.56 %as of Mar 31, 2026 ↗
iShares U.S. Medical Devices ETF iShares Trust 4.44 %as of Mar 31, 2026 ↗

Quarter after quarter

Each row is one quarter of SEC filings, newest first. The change compares each quarter with the one before.

QuarterShareholdersChangeSharesChange
2026Q2906+4830,725,930+1.1 %
2026Q1858-430,390,928+7.1 %
2025Q4862+4228,363,667-0.7 %
2025Q3820+1428,565,245-1.2 %
2025Q2806+4928,926,618+7.2 %
2025Q1757-7826,995,288-8.1 %
2024Q4835-1429,374,121-3.1 %
2024Q3849+530,314,161+5.2 %
2024Q2844+4528,815,984+0.5 %
2024Q1799-3128,660,136-2.7 %
2023Q483029,463,336

Institutional managers

1,298 managers declare this company to the SEC (Form 13F). The table shows the 25 largest.

ManagerSharesValue
BlackRock, Inc.8,365,5534.7B $as of Mar 31, 2026
STATE STREET CORP3,674,1852.1B $as of Mar 31, 2026
GEODE CAPITAL MANAGEMENT, LLC2,660,9991.5B $as of Mar 31, 2026
Invesco Ltd.1,678,556943.2M $as of Mar 31, 2026
BAMCO INC /NY/1,633,367917.8M $as of Mar 31, 2026
Bank of New York Mellon Corp1,504,532845.4M $as of Mar 31, 2026
Fundsmith LLP1,465,786823.6M $as of Mar 31, 2026
MORGAN STANLEY1,315,954739.4M $as of Mar 31, 2026
BLAIR WILLIAM & CO/IL946,336531.7M $as of Mar 31, 2026
NORTHERN TRUST CORP911,893512.4M $as of Mar 31, 2026
PRINCIPAL FINANCIAL GROUP INC881,189495.2M $as of Mar 31, 2026
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC871,789489.8M $as of Mar 31, 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP838,839471.3M $as of Mar 31, 2026
Capital Research Global Investors781,345439M $as of Mar 31, 2026
JPMORGAN CHASE & CO779,882434.5M $as of Mar 31, 2026
WELLINGTON MANAGEMENT GROUP LLP735,475413.3M $as of Mar 31, 2026
GOLDMAN SACHS GROUP INC716,921402.8M $as of Mar 31, 2026
POLEN CAPITAL MANAGEMENT LLC695,811391M $as of Mar 31, 2026
FRANKLIN RESOURCES INC662,633372.3M $as of Mar 31, 2026
Legal & General Group Plc650,803365.7M $as of Mar 31, 2026
PRICE T ROWE ASSOCIATES INC /MD/638,063358.5K $as of Mar 31, 2026
Amundi610,779343.2M $as of Mar 31, 2026
CHARLES SCHWAB INVESTMENT MANAGEMENT INC610,217342.9M $as of Mar 31, 2026
AMERICAN CENTURY COMPANIES INC599,931337.1M $as of Mar 31, 2026
DIMENSIONAL FUND ADVISORS LP573,332322.1M $as of Mar 31, 2026

Declared shareholders of IDEXX Laboratories Inc

There is 1 beneficial ownership filing. These stakes do not add up. An asset manager that files includes its own funds, which already appear among the funds on this page.

ShareholderDeclared stakeShares
Vanguard Capital Management 7.51 %5,976,472as of Mar 31, 2026 · SCHEDULE 13G
Cite this page

Titelia. "Fund shareholders of IDEXX Laboratories Inc". https://titelia.com/en/stocks/idexx-laboratories-inc-US45168D1046