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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 2023

Institutional positions in IDEXX Laboratories Inc as of Jun 30, 2023. 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
1,069
+19 vs. Q1 2023
Shares held
73.1M
+182.4K (+0.3%) vs. Q1 2023
Total value
$36.7B
+$309.2M (+0.8%) vs. Q1 2023
New holders
81
387 more added
Sold out
62
391 more reduced

8 institutions that held it in Q1 2023 haven't filed for Q2 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2023: 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 2023: 1,069 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 2023: $36.7B
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 2023

Shares, value and share of portfolio for each institution holding IDEXX Laboratories Inc; share changes are against Q1 2023.

Institutions holding IDXX in Q2 2023
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.8,648,750$4.34B0.12%−50,610−0.6%Reduced
Vanguard Group Inc8,246,095$4.14B0.10%+42,386+0.5%Added
State Street Corp3,771,574$1.89B0.10%+97,303+2.6%Added
Alliancebernstein L.P.3,592,832$1.80B0.74%+214,529+6.4%Added
Fundsmith LLPSuperinvestorFundsmith2,961,551$1.49B6.24%+7,355+0.2%Added
Bamco Inc2,376,632$1.19B3.31%+20,389+0.9%Added
Geode Capital Management, LLC2,012,999$1.01B0.12%+66,660+3.4%Added
Franklin Resources Inc1,447,015$726.7M0.35%+93,073+6.9%Added
Invesco Ltd.1,236,085$620.8M0.16%+47,256+4.0%Added
Blair William & Co1,192,133$598.7M2.19%−17,061−1.4%Reduced
Brown Advisory Inc1,136,383$570.7M0.89%−6,592−0.6%Reduced
Fundsmith Investment Services Ltd.1,019,528$512.0M7.46%+15,108+1.5%Added
Morgan Stanley1,016,419$510.5M0.05%+80,720+8.6%Added
Capital World Investors1,007,073$505.7M0.10%+8,310+0.8%Added
Norges Bank892,506$448.2M0.09%+27,152+3.1%Added
Northern Trust Corp853,300$428.6M0.08%−27,084−3.1%Reduced
American Century Companies Inc838,655$421.2M0.32%−196,239−19.0%Reduced
Principal Financial Group Inc804,548$404.1M0.28%−82,966−9.3%Reduced
JPMorgan Chase & Co735,514$369.4M0.04%+143,261+24.2%Added
Legal & General Group Plc694,960$349.0M0.11%+21,103+3.1%Added
Bank of America Corp668,164$335.6M0.04%−53,215−7.4%Reduced
Bank of New York Mellon Corp666,055$334.5M0.07%−7,407−1.1%Reduced
Select Equity Group, L.P.643,747$323.3M1.21%−53,869−7.7%Reduced
Amundi582,476$285.5M0.14%+84,540+17.0%Added
Winslow Capital Management, LLC552,252$277.4M1.25%+75,702+15.9%Added
Goldman Sachs Group Inc497,841$250.0M0.06%+15,450+3.2%Added
Neuberger Berman Group LLC495,067$248.6M0.22%−3,444−0.7%Reduced
Capital Counsel LLC472,997$237.6M13.09%−3,524−0.7%Reduced
Charles Schwab Investment Management Inc457,491$229.8M0.07%+2,509+0.6%Added
Dimensional Fund Advisors LP444,660$223.3M0.07%+5,482+1.2%Added
Nuveen Asset Management, LLC434,527$218.2M0.08%+15,449+3.7%Added
UBS Asset Management Americas Inc417,604$208.8M0.10%00.0%Unchanged
Williams Jones Wealth Management, LLC.365,002$183.3M2.75%−4,937−1.3%Reduced
Eagle Asset Management Inc351,845$176.7M0.98%+49,731+16.5%Added
Pictet Asset Management SA350,244$175.9M0.21%+69,780+24.9%Added
Voya Investment Management LLC340,135$170.8M0.18%+43,190+14.5%Added
Massachusetts Financial Services Co330,860$166.2M0.05%+8,604+2.7%Added
American Capital Management Inc330,516$166.0M5.76%−32,986−9.1%Reduced
Echo Street Capital Management LLC322,872$162.2M1.39%−65,552−16.9%Reduced
FMR LLC308,670$155.0M0.01%−12,107−3.8%Reduced
Swiss National Bank299,700$150.5M0.10%−29,000−8.8%Reduced
Credit Suisse AG294,813$148.1M0.15%−7,100−2.4%Reduced
Robeco Institutional Asset Management B.V.285,826$143.6M0.38%+8,506+3.1%Added
Allianz Asset Management GmbH284,116$142.7M0.30%+39,637+16.2%Added
Umb Bank N A282,650$142.0M2.15%+30.0%Added
Baird Financial Group, Inc.270,725$136.0M0.36%+38,155+16.4%Added
Axiom Investors LLC259,351$130.3M1.94%+4,750+1.9%Added
Deutsche Bank AG255,561$128.4M0.07%+9,255+3.8%Added
Eventide Asset Management, LLC240,615$120.8M2.04%−17,382−6.7%Reduced
Arrowstreet Capital, Limited Partnership234,888$118.0M0.14%−17,140−6.8%Reduced
Royal Bank of Canada219,084$110.0M0.03%+36,611+20.1%Added
Champlain Investment Partners, LLC213,364$107.2M0.66%−250−0.1%Reduced
Sumitomo Mitsui Trust Holdings, Inc.210,587$105.8M0.08%−31,153−12.9%Reduced
Manning & Napier Group, LLC210,187$105.6M1.21%+62,279+42.1%Added
Rathbone Brothers plc209,566$105.3M0.98%+34,925+20.0%Added
LGT Capital Partners Ltd.209,109$105.0M3.63%−87,280−29.4%Reduced
Price T Rowe Associates Inc208,020$104.5M0.01%+34,108+19.6%Added
First Trust Advisors LP206,199$103.6M0.12%+32,808+18.9%Added
Rock Springs Capital Management LP194,500$97.7M2.32%−13,000−6.3%Reduced
Putnam Investments LLC186,889$93.9M0.14%+8,180+4.6%Added
CIBC Private Wealth Group, LLC183,919$92.4M0.20%+4,630+2.6%Added
First Republic Investment Management, Inc.182,665$91.7M0.48%−16,325−8.2%Reduced
Rhumbline Advisers180,146$90.5M0.10%+3,587+2.0%Added
Envestnet Asset Management Inc174,200$87.5M0.04%−663−0.4%Reduced
Welch & Forbes LLC173,306$87.0M1.37%−1,108−0.6%Reduced
Railway Pension Investments Ltd172,630$86.7M0.86%+26,530+18.2%Added
Barclays PLC169,374$85.1M0.06%+82,862+95.8%Added
Frontier Capital Management Co LLC160,312$80.5M0.77%+4,514+2.9%Added
SEI Investments Co157,562$79.1M0.14%+17,663+12.6%Added
California Public Employees Retirement System157,467$79.1M0.07%−2,633−1.6%Reduced
Kayne Anderson Rudnick Investment Management LLC156,770$78.7M0.22%−2,209−1.4%Reduced
Bank Julius Baer & Co. Ltd, Zurich156,282$78.5M0.47%−2,787−1.8%Reduced
National Pension Service157,783$78.0M0.13%+9,332+6.3%Added
Loring Wolcott & Coolidge Fiduciary Advisors LLP154,617$77.7M0.83%−99−0.1%Reduced
HSBC Holdings PLC151,605$76.0M0.08%+20,489+15.6%Added
TimesSquare Capital Management, LLC149,582$75.1M1.08%+46,987+45.8%Added
Victory Capital Management Inc148,896$74.8M0.08%+7,996+5.7%Added
Ameriprise Financial Inc148,800$74.7M0.02%−38,152−20.4%Reduced
UBS Group AG140,287$70.5M0.03%+19,646+16.3%Added
BNP PARIBAS ASSET MANAGEMENT Holding S.A.138,688$69.7M0.22%+73,018+111.2%Added
Federated Hermes, Inc.137,674$69.1M0.17%+13,547+10.9%Added
California State Teachers Retirement System134,039$67.3M0.10%−2,276−1.7%Reduced
Westfield Capital Management Co LP130,079$65.3M0.42%−2,844−2.1%Reduced
CI Private Wealth, LLC128,246$64.4M0.15%−3,631−2.8%Reduced
Man Group plc123,419$62.0M0.19%––
Riverbridge Partners LLC121,723$61.1M0.77%−3,244−2.6%Reduced
AXA S.A.121,658$61.1M0.20%−12,334−9.2%Reduced
Bellevue Group AG114,441$57.5M0.82%+3,513+3.2%Added
Wells Fargo & Company114,174$57.3M0.02%+5,521+5.1%Added
EULAV Asset Management110,512$55.5M2.07%−8,588−7.2%Reduced
Stephens Investment Management Group LLC108,436$54.5M0.85%+1,959+1.8%Added
Bridgewater Associates, LP107,735$54.1M0.33%+4,363+4.2%Added
Handelsbanken Fonder AB106,408$53.4M0.29%+96,887+1,017.6%Added
Nomura Asset Management Co Ltd106,355$53.4M0.25%+14,107+15.3%Added
Lord, Abbett & Co. LLC103,965$52.2M0.18%−22,863−18.0%Reduced
ProShare Advisors LLC102,954$51.7M0.15%−2,433−2.3%Reduced
Citadel Advisors LLC102,934$51.7M0.06%−608,965−85.5%Reduced
APG Asset Management N.V.112,106$51.6M0.10%−1,438−1.3%Reduced
KBC Group NV102,046$51.3M0.21%−3,497−3.3%Reduced
Standard Life Aberdeen plc98,621$49.5M0.12%+8,458+9.4%Added