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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 2023

Institutional positions in IDEXX Laboratories Inc as of Dec 31, 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
1,155
+108 vs. Q3 2023
Shares held
73.0M
−708.8K (−1.0%) vs. Q3 2023
Total value
$40.5B
+$8.25B (+25.6%) vs. Q3 2023
New holders
189
351 more added
Sold out
81
424 more reduced

14 institutions that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2023: 1,155 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 2023: $40.5B
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 2023

Shares, value and share of portfolio for each institution holding IDEXX Laboratories Inc; share changes are against Q3 2023.

Institutions holding IDXX in Q4 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Harbor Capital Advisors, Inc.797$442.4K0.09%−131−14.1%Reduced
Kestra Private Wealth Services, LLC799$443.5K0.01%+23+3.0%Added
Meiji Yasuda Life Insurance Co800$444.0K0.01%00.0%Unchanged
Broadwater Capital Management LLC800$444.0K0.35%+800New
Federation des caisses Desjardins du Quebec803$445.7K0.00%−214−21.0%Reduced
Arlington Financial Advisors, LLC806$447.4K0.13%00.0%Unchanged
ICICI Prudential Asset Management Co Ltd806$447.4K0.05%+68+9.2%Added
One Capital Management, LLC807$447.9K0.02%−29−3.5%Reduced
Camden National Bank808$448.5K0.08%−25−3.0%Reduced
Foundry Partners, LLC810$449.6K0.03%00.0%Unchanged
Empowered Funds, LLC812$450.7K0.01%+120+17.3%Added
Peregrine Asset Advisers, Inc.818$454.0K0.22%00.0%Unchanged
Goldstein Advisors, LLC820$455.1K0.08%−3−0.4%Reduced
Penserra Capital Management LLC825$457.0K0.01%+360+77.4%Added
Addison Advisors LLC838$465.1K0.18%00.0%Unchanged
Agf Management Ltd842$467.4K0.00%−1,053−55.6%Reduced
Empower Advisory Group, LLC846$469.6K0.00%+12+1.4%Added
Waters Parkerson & Co., LLC850$472.0K0.03%00.0%Unchanged
Congress Wealth Management LLC851$472.6K0.01%−75−8.1%Reduced
MAI Capital Management857$475.7K0.01%+33+4.0%Added
West Coast Financial LLC858$476.2K0.06%−8−0.9%Reduced
Ritholtz Wealth Management863$479.0K0.02%−1−0.1%Reduced
Proequities, Inc.864$479.6K0.03%−94−9.8%Reduced
Wolverine Trading, LLC865$480.1K0.00%+865New
Monticello Wealth Management, LLC875$485.7K0.04%00.0%Unchanged
Cigna Investments Inc876$487.0K0.10%−17−1.9%Reduced
TBH Global Asset Management, LLC891$494.6K0.10%00.0%Unchanged
Householder Group Estate & Retirement Specialist, LLC897$497.0K0.16%−44−4.7%Reduced
Quest Partners LLC900$499.5K0.11%+900New
Knollwood Investment Advisory, LLC900$499.5K0.10%+900New
Edgestream Partners, L.P.906$502.9K0.04%+906New
Strategic Financial Services, Inc,908$504.0K0.04%−20−2.2%Reduced
First National Bank of Hutchinson908$504.0K0.36%−9−1.0%Reduced
Everhart Financial Group, Inc.912$506.2K0.18%+132+16.9%Added
Clarius Group, LLC915$507.9K0.04%−73−7.4%Reduced
Inspire Advisors, LLC917$509.2K0.08%−942−50.7%Reduced
Fidelis Capital Partners, LLC918$509.5K0.11%+347+60.8%Added
Suvretta Capital Management, LLC920$510.6K0.02%00.0%Unchanged
Highland Capital Management, LLC925$513.4K0.03%00.0%Unchanged
Middleton & Co Inc925$513.4K0.06%00.0%Unchanged
Malaga Cove Capital, LLC928$515.1K0.22%+249+36.7%Added
Angeles Wealth Management, LLC929$515.6K0.06%−71−7.1%Reduced
Oppenheimer & Co Inc929$515.6K0.01%−63−6.4%Reduced
Phoenix Holdings Ltd.911$518.5K0.01%+142+18.5%Added
Baron Wealth Management LLC935$519.0K0.28%00.0%Unchanged
Atlas Brown,Inc.937$520.1K0.22%00.0%Unchanged
New Century Financial Group, LLC942$522.9K0.45%+942New
Advisory Services Network, LLC952$528.4K0.01%−53−5.3%Reduced
Rehmann Capital Advisory Group955$530.1K0.04%−11−1.1%Reduced
Harvest Fund Management Co., Ltd1,416$534.0K0.08%+502+54.9%Added
KFG Wealth Management, LLC969$537.8K0.25%+969New
NorthRock Partners, LLC972$539.5K0.02%+446+84.8%Added
Trust Asset Management LLC973$540.1K0.05%00.0%Unchanged
International Assets Investment Management, LLC987$547.8K0.07%−72−6.8%Reduced
Balyasny Asset Management LLC993$551.2K0.00%−748−43.0%Reduced
Colonial River Wealth Management, LLC999$554.5K0.33%+999New
W.G. Shaheen & Associates DBA Whitney & Co1,000$555.0K0.07%00.0%Unchanged
Washburn Capital Management, Inc.1,003$556.7K0.42%−584−36.8%Reduced
Aberdeen Wealth Management LLC1,018$565.0K0.41%00.0%Unchanged
Geneos Wealth Management Inc.1,021$566.6K0.03%−13−1.3%Reduced
Guardian Capital LP1,035$574.5K0.02%00.0%Unchanged
Dana Investment Advisors, Inc.1,040$577.3K0.03%+60+6.1%Added
Sanibel Captiva Trust Company, Inc.1,043$578.9K0.02%+1,043New
WMS Partners, LLC1,053$584.5K0.04%+8+0.8%Added
Teza Capital Management LLC1,059$587.8K0.10%+1,059New
Qtron Investments LLC1,062$589.5K0.10%00.0%Unchanged
DGS Capital Management, LLC1,064$590.6K0.23%+116+12.2%Added
Forte Capital LLC1,065$591.0K0.08%−68−6.0%Reduced
Aureus Asset Management, LLC1,088$603.9K0.04%+20+1.9%Added
Ellevest, Inc.1,089$604.4K0.04%+95+9.6%Added
Continental Investors Services, Inc.1,093$606.7K1.58%00.0%Unchanged
Graham Capital Management, L.P.1,106$613.9K0.02%+1,106New
Resources Investment Advisors, LLC.1,117$620.0K0.01%+481+75.6%Added
NFJ Investment Group, LLC1,127$625.5K0.02%−1,386−55.2%Reduced
Ancora Advisors, LLC1,129$626.7K0.01%00.0%Unchanged
Sigma Planning Corp1,130$627.2K0.05%−306−21.3%Reduced
Bradley Foster & Sargent Inc1,140$632.8K0.01%00.0%Unchanged
Virtu Financial LLC1,147$636.0K0.05%+1,147New
Edmond de Rothschild Holding S.A.1,162$645.0K0.01%−604−34.2%Reduced
Ballentine Partners, LLC1,166$647.2K0.01%+622+114.3%Added
Spears Abacus Advisors LLC1,170$649.4K0.05%00.0%Unchanged
Horizon Investments, LLC1,171$650.0K0.02%+600+105.1%Added
Suncoast Equity Management1,182$656.1K0.09%00.0%Unchanged
Dearborn Partners LLC1,195$663.3K0.02%−25−2.0%Reduced
BluePath Capital Management, LLC1,197$663.4K0.58%+21+1.8%Added
Pitcairn Co1,212$672.7K0.05%−10−0.8%Reduced
Legacy Trust1,214$673.8K0.18%+1+0.1%Added
Stratos Wealth Partners, LTD.1,215$674.4K0.01%00.0%Unchanged
Dynamic Advisor Solutions LLC1,255$674.4K0.03%+155+14.1%Added
Credential Qtrade Securities Inc.1,222$678.3K0.04%−58−4.5%Reduced
David Loasby1,263$678.7K0.07%+53+4.4%Added
Taurus Asset Management, LLC1,225$679.9K0.07%00.0%Unchanged
Asset Dedication, LLC1,227$682.0K0.06%−23−1.8%Reduced
Penobscot Investment Management Company, Inc.1,230$682.7K0.08%+160+15.0%Added
Meiji Yasuda Asset Management Co Ltd.1,235$685.5K0.03%−66−5.1%Reduced
Eisler Capital (UK) Ltd.1,236$686.0K0.06%+1,236New
Signaturefd, LLC1,248$692.7K0.02%+50+4.2%Added
Montag A & Associates Inc1,250$693.8K0.04%00.0%Unchanged
RFG Advisory, LLC1,256$697.1K0.03%+230+22.4%Added
E Fund Management Co., Ltd.1,264$701.6K0.04%+101+8.7%Added