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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 2021

Institutional positions in IDEXX Laboratories Inc as of Jun 30, 2021. 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
1,037
+35 vs. Q1 2021
Shares held
73.0M
+695.7K (+1.0%) vs. Q1 2021
Total value
$46.1B
+$10.7B (+30.2%) vs. Q1 2021
New holders
108
333 more added
Sold out
73
382 more reduced

13 institutions that held it in Q1 2021 haven't filed for Q2 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2021: 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 2021: 1,037 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 2021: $46.1B
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 2021

Shares, value and share of portfolio for each institution holding IDEXX Laboratories Inc; share changes are against Q1 2021.

Institutions holding IDXX in Q2 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Vanguard Group Inc9,065,541$5.73B0.14%−70,438−0.8%Reduced
BlackRock Inc.8,274,891$5.23B0.15%+437,365+5.6%Added
Fundsmith LLPSuperinvestorFundsmith4,242,462$2.68B7.42%+21,850+0.5%Added
State Street Corp3,629,537$2.29B0.12%+134,322+3.8%Added
Bamco Inc2,696,326$1.70B3.91%−214,247−7.4%Reduced
Geode Capital Management, LLC1,711,457$1.08B0.15%+84,946+5.2%Added
Blair William & Co1,349,965$852.6M2.95%−40,231−2.9%Reduced
Franklin Resources Inc1,305,965$824.8M0.32%+85,085+7.0%Added
Bank of America Corp1,243,936$785.6M0.09%−22,845−1.8%Reduced
Alliancebernstein L.P.1,231,970$778.1M0.31%−113,121−8.4%Reduced
American Century Companies Inc1,113,764$703.4M0.48%+4,639+0.4%Added
Principal Financial Group Inc1,084,076$684.6M0.44%−33,148−3.0%Reduced
Invesco Ltd.1,060,648$669.9M0.16%−9,034−0.8%Reduced
Capital World Investors981,260$619.7M0.11%+7,260+0.7%Added
Northern Trust Corp970,910$613.2M0.11%−16,518−1.7%Reduced
Brown Advisory Inc964,474$609.1M0.92%+57,830+6.4%Added
FMR LLC941,474$594.6M0.05%+28,742+3.1%Added
Neuberger Berman Group LLC863,189$544.1M0.47%+94,286+12.3%Added
Bank of New York Mellon Corp834,072$526.8M0.10%+96,356+13.1%Added
Norges Bank784,815$495.6M0.11%+66,505+9.3%Added
Price T Rowe Associates Inc731,791$462.2M0.04%−542,742−42.6%Reduced
Legal & General Group Plc716,255$452.4M0.15%+37,047+5.5%Added
Nuveen Asset Management, LLC627,193$396.1M0.12%−75,174−10.7%Reduced
Ameriprise Financial Inc563,786$356.1M0.11%−21,017−3.6%Reduced
Capital Counsel LLC508,481$321.1M16.13%−7,984−1.5%Reduced
Charles Schwab Investment Management Inc447,776$282.8M0.09%+22,508+5.3%Added
Dimensional Fund Advisors LP439,313$277.5M0.09%−1950.0%Reduced
Williams Jones Wealth Management, LLC.436,339$275.6M3.85%−13,016−2.9%Reduced
UBS Asset Management Americas Inc433,734$273.9M0.12%+8,908+2.1%Added
American Capital Management Inc425,588$268.8M7.53%−1,786−0.4%Reduced
Putnam Investments LLC414,520$261.8M0.41%+5,038+1.2%Added
Amundi353,761$223.4M0.16%+353,761New
Credit Suisse AG352,453$222.6M0.17%−11,410−3.1%Reduced
Parametric Portfolio Associates LLC350,014$221.1M0.12%+13,434+4.0%Added
Swiss National Bank348,336$220.0M0.14%+20,311+6.2%Added
Eagle Asset Management Inc340,530$215.1M0.92%−534−0.2%Reduced
Morgan Stanley337,660$213.3M0.03%+46,410+15.9%Added
Goldman Sachs Group Inc331,556$209.4M0.06%−7,141−2.1%Reduced
Royal Bank of Canada328,125$207.2M0.06%−40,620−11.0%Reduced
Capital International Investors318,742$201.3M0.05%+124,830+64.4%Added
Massachusetts Financial Services Co318,487$201.1M0.06%+15,615+5.2%Added
Allianz Asset Management GmbH315,014$198.9M0.18%+62,710+24.9%Added
Robeco Institutional Asset Management B.V.312,873$197.6M0.44%−38,768−11.0%Reduced
Acadian Asset Management LLC306,632$193.7M0.73%+223,042+266.8%Added
JPMorgan Chase & Co289,613$182.9M0.02%−76,887−21.0%Reduced
Federated Hermes, Inc.279,132$176.3M0.33%−17,094−5.8%Reduced
Deutsche Bank AG278,019$175.6M0.09%+41,064+17.3%Added
Arrowstreet Capital, Limited Partnership277,677$175.4M0.22%+160,922+137.8%Added
CIBC Private Wealth Group, LLC272,140$171.9M0.39%−2,713−1.0%Reduced
Sumitomo Mitsui Trust Holdings, Inc.264,833$167.3M0.10%−10,509−3.8%Reduced
DF Dent & Co Inc256,380$161.9M1.72%−2,841−1.1%Reduced
Echo Street Capital Management LLC243,806$154.0M1.19%+9,892+4.2%Added
Lord, Abbett & Co. LLC243,779$154.0M0.37%+167+0.1%Added
Eventide Asset Management, LLC240,000$151.6M2.04%00.0%Unchanged
Pictet Asset Management Ltd230,371$145.5M0.16%+7,203+3.2%Added
Congress Asset Management Co221,601$140.0M1.17%−1,798−0.8%Reduced
Wells Fargo & Company221,184$139.7M0.03%−17,610−7.4%Reduced
Axiom Investors LLC212,359$134.1M2.16%+41,927+24.6%Added
First Republic Investment Management, Inc.211,589$133.6M0.35%+20,702+10.8%Added
Baird Financial Group, Inc.206,900$130.7M0.34%−1,454−0.7%Reduced
California Public Employees Retirement System192,099$121.3M0.09%−4,685−2.4%Reduced
Rock Springs Capital Management LP180,000$113.7M2.25%00.0%Unchanged
Welch & Forbes LLC177,252$111.9M1.89%−506−0.3%Reduced
Stephens Investment Management Group LLC176,314$111.4M1.52%−10,902−5.8%Reduced
Schroder Investment Management Group174,853$110.4M0.14%+12,075+7.4%Added
UBS Group AG160,021$101.1M0.04%−1,156−0.7%Reduced
Frontier Capital Management Co LLC159,486$100.7M0.74%−20,518−11.4%Reduced
Manning & Napier Group, LLC157,097$99.2M0.81%−4,408−2.7%Reduced
Rathbone Brothers plc155,655$98.3M1.09%00.0%Unchanged
Loring Wolcott & Coolidge Fiduciary Advisors LLP154,200$97.4M0.99%+4,494+3.0%Added
Rhumbline Advisers152,870$96.5M0.13%−4,299−2.7%Reduced
California State Teachers Retirement System152,040$96.0M0.12%−9,438−5.8%Reduced
Prudential Financial Inc150,584$95.1M0.13%−24,498−14.0%Reduced
Natixis150,231$94.9M0.41%+500.0%Added
Los Angeles Capital Management LLC149,220$94.2M0.42%−22,912−13.3%Reduced
Van Eck Associates Corp148,757$93.9M0.22%−2,521−1.7%Reduced
Envestnet Asset Management Inc147,712$93.3M0.05%−9,089−5.8%Reduced
Bank of Montreal142,100$90.8M0.05%+21,482+17.8%Added
Victory Capital Management Inc142,984$90.3M0.09%+10,274+7.7%Added
Riverbridge Partners LLC142,159$89.8M0.91%+4,064+2.9%Added
Westfield Capital Management Co LP141,576$89.4M0.54%−68,678−32.7%Reduced
Marshall Wace North America L.P.139,127$87.9M0.37%−116,822−45.6%Reduced
Barclays PLC139,081$87.8M0.07%+3,606+2.7%Added
First Trust Advisors LP137,517$86.8M0.09%−29,854−17.8%Reduced
Canada Pension Plan Investment Board131,726$83.2M0.10%+28,717+27.9%Added
National Pension Service128,046$80.9M0.15%+1,630+1.3%Added
KBC Group NV123,606$78.1M0.28%−11,573−8.6%Reduced
William Blair Investment Management, LLC123,182$77.8M0.24%+27,944+29.3%Added
Bank Julius Baer & Co. Ltd, Zurich122,974$77.7M0.49%+5,099+4.3%Added
Select Equity Group, L.P.120,222$75.9M0.26%−15,088−11.2%Reduced
Durable Capital Partners LP119,261$75.3M0.56%−3,689−3.0%Reduced
Bellevue Group AG118,120$74.6M0.73%+26,871+29.4%Added
Skandinaviska Enskilda Banken AB (publ)116,571$73.6M0.45%+9,857+9.2%Added
Lazard Asset Management LLC115,371$72.9M0.08%+4,747+4.3%Added
Manufacturers Life Insurance Company, The115,303$72.8M0.06%−1,294−1.1%Reduced
New York State Teachers Retirement System112,296$70.9M0.15%−4,509−3.9%Reduced
State Board of Administration of Florida Retirement System112,145$70.8M0.13%−4,970−4.2%Reduced
HSBC Holdings PLC108,628$68.8M0.08%+15,644+16.8%Added
Howland Capital Management LLC103,046$65.1M3.36%−7,803−7.0%Reduced
Eaton Vance Management102,204$64.5M0.09%+2,943+3.0%Added