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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, Q4 2022

Institutional positions in IDEXX Laboratories Inc as of Dec 31, 2022. 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
1,001
+96 vs. Q3 2022
Shares held
73.6M
+313.6K (+0.4%) vs. Q3 2022
Total value
$30.0B
+$6.12B (+25.6%) vs. Q3 2022
New holders
164
331 more added
Sold out
68
355 more reduced

20 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2022: 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 holdersQ4 2022: 1,001 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 heldQ4 2022: $30.0B
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, Q4 2022

Shares, value and share of portfolio for each institution holding IDEXX Laboratories Inc; share changes are against Q3 2022.

Institutions holding IDXX in Q4 2022
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.8,503,000$3.47B0.11%−289,300−3.3%Reduced
Vanguard Group Inc8,132,479$3.32B0.09%+80,969+1.0%Added
State Street Corp3,827,848$1.56B0.09%+43,495+1.1%Added
Fundsmith LLPSuperinvestorFundsmith3,443,732$1.40B6.42%−177,045−4.9%Reduced
Alliancebernstein L.P.3,240,710$1.32B0.60%+334,020+11.5%Added
Bamco Inc2,373,586$968.3M3.26%−13,809−0.6%Reduced
Geode Capital Management, LLC1,920,142$782.2M0.11%+28,791+1.5%Added
American Century Companies Inc1,510,160$616.1M0.50%−18,799−1.2%Reduced
Franklin Resources Inc1,367,547$557.9M0.29%+160,145+13.3%Added
FMR LLC1,274,164$519.8M0.05%−329,360−20.5%Reduced
Blair William & Co1,205,757$491.9M2.14%−19,111−1.6%Reduced
Brown Advisory Inc1,119,956$456.9M0.85%−92,072−7.6%Reduced
Principal Financial Group Inc1,041,445$424.9M0.32%−156,040−13.0%Reduced
Select Equity Group, L.P.1,025,050$418.2M1.63%−54,080−5.0%Reduced
Fundsmith Investment Services Ltd.1,004,096$409.6M6.82%+6,220+0.6%Added
Capital World Investors994,857$405.9M0.09%+1,948+0.2%Added
Morgan Stanley986,232$402.3M0.05%+260,926+36.0%Added
Invesco Ltd.955,341$389.7M0.11%+76,602+8.7%Added
Northern Trust Corp873,927$356.5M0.07%+3,471+0.4%Added
Winslow Capital Management, LLC873,084$356.2M1.98%+208,387+31.4%Added
Norges Bank824,629$336.4M0.08%+35,899+4.6%Added
Bank of America Corp740,817$302.2M0.04%+41,288+5.9%Added
Neuberger Berman Group LLC703,473$287.0M0.28%−12,829−1.8%Reduced
Bank of New York Mellon Corp692,344$282.4M0.06%−3,981−0.6%Reduced
Legal & General Group Plc678,931$277.0M0.11%−23,269−3.3%Reduced
JPMorgan Chase & Co528,396$215.6M0.03%+119,729+29.3%Added
Amundi456,507$211.4M0.12%+52,514+13.0%Added
Capital Counsel LLC490,866$200.3M12.60%+1,634+0.3%Added
Charles Schwab Investment Management Inc446,371$182.1M0.06%+12,904+3.0%Added
Echo Street Capital Management LLC434,855$177.4M1.72%+13,439+3.2%Added
UBS Asset Management Americas Inc416,360$169.9M0.09%+859+0.2%Added
Dimensional Fund Advisors LP414,334$169.0M0.06%+12,906+3.2%Added
Citadel Advisors LLC398,098$162.4M0.19%+29,767+8.1%Added
Williams Jones Wealth Management, LLC.394,571$161.0M2.70%−7,011−1.7%Reduced
American Capital Management Inc383,169$156.3M6.12%−1780.0%Reduced
Nuveen Asset Management, LLC376,614$153.6M0.06%−5,378−1.4%Reduced
Goldman Sachs Group Inc369,364$150.7M0.04%−34,019−8.4%Reduced
Credit Suisse AG343,476$140.1M0.15%+218+0.1%Added
Swiss National Bank338,300$138.0M0.10%−25,736−7.1%Reduced
Massachusetts Financial Services Co337,420$137.7M0.05%+2,969+0.9%Added
LGT Capital Partners Ltd.316,115$129.0M3.77%−26,566−7.8%Reduced
Umb Bank N A283,525$115.7M1.83%−290.0%Reduced
Pictet Asset Management SA269,581$110.0M0.16%−36,551−11.9%Reduced
Arrowstreet Capital, Limited Partnership268,688$109.6M0.15%+5,576+2.1%Added
Robeco Institutional Asset Management B.V.257,933$105.2M0.30%−87,555−25.3%Reduced
Eventide Asset Management, LLC257,749$105.2M2.07%+211+0.1%Added
Deutsche Bank AG253,271$103.3M0.06%+7,325+3.0%Added
Sumitomo Mitsui Trust Holdings, Inc.245,091$100.0M0.08%−21,324−8.0%Reduced
Baird Financial Group, Inc.231,203$94.3M0.25%−2,687−1.1%Reduced
Westfield Capital Management Co LP221,192$90.2M0.70%+7,708+3.6%Added
Champlain Investment Partners, LLC217,909$88.9M0.57%−5,130−2.3%Reduced
Durable Capital Partners LP208,030$84.9M0.88%+316+0.2%Added
Rock Springs Capital Management LP207,500$84.7M2.04%−16,815−7.5%Reduced
First Republic Investment Management, Inc.189,773$77.4M0.17%−19,820−9.5%Reduced
Putnam Investments LLC188,843$77.0M0.13%+1,361+0.7%Added
California Public Employees Retirement System187,469$76.5M0.07%+1,586+0.9%Added
Royal Bank of Canada186,209$76.0M0.02%+1,129+0.6%Added
Manning & Napier Group, LLC177,325$72.3M0.89%−3,945−2.2%Reduced
Welch & Forbes LLC176,257$71.9M1.29%−2,274−1.3%Reduced
First Trust Advisors LP175,345$71.5M0.09%−6,533−3.6%Reduced
Price T Rowe Associates Inc174,063$71.0M0.01%−21,779−11.1%Reduced
Envestnet Asset Management Inc171,933$70.1M0.04%+3,065+1.8%Added
SEI Investments Co168,386$68.7M0.15%+25,970+18.2%Added
Rathbone Brothers plc167,974$68.5M0.77%+7,784+4.9%Added
Axiom Investors LLC167,806$68.5M1.35%+37,890+29.2%Added
TimesSquare Capital Management, LLC165,275$67.4M0.96%+33,575+25.5%Added
Rhumbline Advisers164,770$67.2M0.09%+8,514+5.4%Added
Kayne Anderson Rudnick Investment Management LLC161,963$66.1M0.21%+52,784+48.3%Added
Bank Julius Baer & Co. Ltd, Zurich161,781$66.0M0.45%+451+0.3%Added
Point72 Asset Management, L.P.155,723$63.5M0.24%+79,801+105.1%Added
National Pension Service153,875$62.8M0.12%−1,240−0.8%Reduced
Loring Wolcott & Coolidge Fiduciary Advisors LLP153,656$62.7M0.78%+577+0.4%Added
DF Dent & Co Inc151,579$61.8M0.92%−146,964−49.2%Reduced
Allianz Asset Management GmbH151,015$61.6M0.14%−8,619−5.4%Reduced
Victory Capital Management Inc149,385$60.9M0.07%+8,595+6.1%Added
Ameriprise Financial Inc149,261$60.9M0.02%−13,204−8.1%Reduced
Eagle Asset Management Inc147,429$59.9M0.37%+49,031+49.8%Added
Railway Pension Investments Ltd146,100$59.6M0.60%00.0%Unchanged
HSBC Holdings PLC144,724$58.9M0.07%+43,856+43.5%Added
California State Teachers Retirement System138,189$56.4M0.09%+324+0.2%Added
Riverbridge Partners LLC126,604$51.6M0.78%−2,723−2.1%Reduced
Wells Fargo & Company123,168$50.2M0.02%+6,611+5.7%Added
UBS Group AG120,792$49.3M0.02%+59,393+96.7%Added
Bridgewater Associates, LP120,764$49.3M0.27%−23,409−16.2%Reduced
Federated Hermes, Inc.119,059$48.6M0.13%−27,925−19.0%Reduced
AXA S.A.117,585$48.0M0.17%+69,055+142.3%Added
Barclays PLC116,124$47.4M0.04%+25,527+28.2%Added
Ardevora Asset Management LLP113,695$46.4M0.79%+113,695New
Frontier Capital Management Co LLC112,756$46.0M0.50%−3,788−3.3%Reduced
Bellevue Group AG108,822$44.4M0.59%00.0%Unchanged
Bank of Montreal107,395$44.2M0.03%+33,875+46.1%Added
Korea Investment CORP108,076$44.1M0.14%+47,286+77.8%Added
Stephens Investment Management Group LLC107,330$44.0M0.80%+718+0.7%Added
New York State Common Retirement Fund102,904$42.0M0.06%−471−0.5%Reduced
APG Asset Management N.V.100,405$41.0M0.08%+84,119+516.5%Added
Zurich Insurance Group Ltd100,391$41.0M0.59%−13,501−11.9%Reduced
Villere St Denis J & Co LLC99,683$40.7M3.17%−1,720−1.7%Reduced
Davis R M Inc98,933$40.4M1.09%+817+0.8%Added
Beacon Investment Advisory Services, Inc.97,750$39.9M2.04%−294−0.3%Reduced
State Board of Administration of Florida Retirement System97,561$39.8M0.10%−4,770−4.7%Reduced