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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, Q1 2025

Institutional positions in IDEXX Laboratories Inc as of Mar 31, 2025. 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
1,143
+34 vs. Q4 2024
Shares held
74.1M
+2.63M (+3.7%) vs. Q4 2024
Total value
$31.1B
+$1.53B (+5.2%) vs. Q4 2024
New holders
123
467 more added
Sold out
89
353 more reduced

15 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2024: 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 holdersQ1 2025: 1,143 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 heldQ1 2025: $31.1B
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, Q1 2025

Shares, value and share of portfolio for each institution holding IDEXX Laboratories Inc; share changes are against Q4 2024.

Institutions holding IDXX in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Arlington Financial Advisors, LLC615$258.3K0.05%+65+11.8%Added
Papp L Roy & Associates620$260.4K0.03%00.0%Unchanged
Daymark Wealth Partners, LLC623$261.6K0.01%+18+3.0%Added
Moseley Investment Management Inc625$262.5K0.10%00.0%Unchanged
Savant Capital, LLC627$263.3K0.00%+40+6.8%Added
Keel Point, LLC633$265.8K0.02%+633New
Sage Mountain Advisors LLC635$266.6K0.02%+23+3.8%Added
Meritage Portfolio Management635$266.7K0.02%00.0%Unchanged
Sawgrass Asset Management LLC635$266.7K0.03%00.0%Unchanged
Weaver Capital Management LLC641$269.2K0.07%+9+1.4%Added
PDS Planning, Inc641$269.2K0.02%+24+3.9%Added
Fisher Asset Management, LLC643$270.2K0.00%−54−7.7%Reduced
Exencial Wealth Advisors, LLC646$271.3K0.01%+16+2.5%Added
Checchi Capital Advisers, LLC651$273.4K0.02%+16+2.5%Added
Foundations Investment Advisors, LLC658$276.2K0.01%+148+29.0%Added
Paloma Partners Management Co659$276.7K0.05%+659New
Larson Financial Group LLC670$281.4K0.01%+61+10.0%Added
Triglav Skladi, D.O.O.675$283.5K0.02%00.0%Unchanged
Landscape Capital Management, L.L.C.675$283.5K0.03%+675New
Principal Securities, Inc.691$285.7K0.01%00.0%Unchanged
Claro Advisors LLC688$288.9K0.04%+52+8.2%Added
Jones Financial Companies LLLP697$289.9K0.00%+104+17.5%Added
Aft, Forsyth & Company, Inc.697$292.7K0.16%−75−9.7%Reduced
Avestar Capital, LLC698$293.1K0.03%−106−13.2%Reduced
Trust Co of Virginia700$294.0K0.03%00.0%Unchanged
United Bank700$294.0K0.12%00.0%Unchanged
Cornerstone Advisors, LLC700$294.0K0.01%00.0%Unchanged
Prosperity Planning, Inc.700$294.0K0.09%00.0%Unchanged
NewEdge Wealth, LLC703$295.2K0.01%+85+13.8%Added
Gilbert & Cook, Inc.703$295.2K0.04%+703New
Patron Partners Advisors, LLC706$296.5K0.16%−35−4.7%Reduced
Whittier Trust Co of Nevada Inc709$297.7K0.01%00.0%Unchanged
Peregrine Asset Advisers, Inc.712$299.0K0.11%00.0%Unchanged
Advisory Services Network, LLC713$299.4K0.01%−3−0.4%Reduced
Ascent Group, LLC717$301.1K0.01%+717New
Chicago Partners Investment Group LLC619$301.2K0.01%−44−6.6%Reduced
Brown Brothers Harriman & Co718$301.5K0.00%−16−2.2%Reduced
Triad Wealth Partners, LLC723$303.6K0.09%+723New
Warren Averett Asset Management, LLC730$306.8K0.00%+70+10.6%Added
Cahill Financial Advisors Inc733$307.8K0.04%−25−3.3%Reduced
Florida Financial Advisors, LLC735$308.6K0.12%−115−13.5%Reduced
Net Worth Advisory Group739$310.5K0.10%−263−26.2%Reduced
Penobscot Investment Management Company, Inc.740$310.8K0.03%00.0%Unchanged
Gordian Capital Singapore Pte Ltd750$311.9K0.19%+750New
Resources Investment Advisors, LLC.744$312.4K0.00%+181+32.1%Added
Thompson Investment Management, Inc.750$315.0K0.05%00.0%Unchanged
Aviance Capital Partners, LLC750$315.0K0.04%00.0%Unchanged
Alpha Family Trust750$315.0K0.18%+75+11.1%Added
Frank, Rimerman Advisors LLC750$315.0K0.02%+235+45.6%Added
Smartleaf Asset Management LLC761$316.5K0.03%+126+19.8%Added
Clark & Stuart, Inc754$316.8K0.23%00.0%Unchanged
Marex Group plc756$317.5K0.01%−275−26.7%Reduced
Csenge Advisory Group774$318.4K0.02%−171−18.1%Reduced
Mather Group, LLC.760$319.0K0.00%+329+76.3%Added
Simplex Trading, LLC762$320.0K0.01%+762New
TBH Global Asset Management, LLC764$320.8K0.06%−21−2.7%Reduced
Bennett Selby Investments LP767$322.1K0.13%+277+56.5%Added
MBB Public Markets I LLC768$322.5K0.04%+768New
International Assets Investment Management, LLC772$324.2K0.03%−241−23.8%Reduced
Yarbrough Capital, LLC777$326.3K0.01%00.0%Unchanged
Destination Wealth Management781$328.0K0.01%+8+1.0%Added
Clarius Group, LLC781$328.0K0.02%+69+9.7%Added
Buckingham Strategic Partners781$328.0K0.00%+781New
Fidelis Capital Partners, LLC750$328.1K0.03%+18+2.5%Added
Sig Brokerage, LP782$328.4K0.10%+782New
Empower Advisory Group, LLC783$328.8K0.00%+1+0.1%Added
Penn Davis McFarland Inc800$336.0K0.04%00.0%Unchanged
Wall Street Access Asset Management, LLC807$339.1K0.14%−682−45.8%Reduced
Addison Advisors LLC813$341.4K0.09%−16−1.9%Reduced
Cigna Investments Inc817$343.0K0.06%−26−3.1%Reduced
Goldstein Advisors, LLC826$346.9K0.05%+4+0.5%Added
Crestwood Advisors Group LLC829$348.1K0.01%+829New
Centurion Wealth Management LLC846$349.8K0.11%00.0%Unchanged
Oppenheimer & Co Inc836$351.1K0.01%00.0%Unchanged
Ancora Advisors, LLC836$351.1K0.01%+1+0.1%Added
GTS Securities LLC837$351.5K0.02%+229+37.7%Added
New England Research & Management, Inc.845$355.0K0.18%−1,250−59.7%Reduced
Baron Wealth Management LLC850$357.0K0.16%−114−11.8%Reduced
Waters Parkerson & Co., LLC850$357.0K0.02%00.0%Unchanged
Monticello Wealth Management, LLC850$357.0K0.03%+75+9.7%Added
Alps Advisors Inc850$357.0K0.00%+850New
JFG Wealth Management, LLC853$358.2K0.08%+115+15.6%Added
DGS Capital Management, LLC856$359.5K0.09%+91+11.9%Added
Simon Quick Advisors, LLC857$359.9K0.02%+857New
Revolve Wealth Partners, LLC861$361.6K0.05%+7+0.8%Added
Crestmont Private Wealth LLC861$361.6K0.16%+245+39.8%Added
Outlook Wealth Advisors, LLC866$363.7K0.10%+14+1.6%Added
IFP Advisors, Inc866$363.8K0.01%−37−4.1%Reduced
MAI Capital Management869$365.0K0.00%+7+0.8%Added
Joel Isaacson & Co., LLC873$366.6K0.02%00.0%Unchanged
Corient IA LLC876$367.9K0.26%+876New
Foster Dykema Cabot & Partners, LLC894$375.4K0.03%+10+1.1%Added
First Manhattan Co905$380.1K0.00%00.0%Unchanged
Stony Point Wealth Management Inc.907$380.9K0.16%−9−1.0%Reduced
Centaurus Financial, Inc.908$381.0K0.02%+628+224.3%Added
Strategic Financial Services, Inc,908$381.3K0.02%00.0%Unchanged
Commerzbank Aktiengesellschaft918$386.0K0.01%00.0%Unchanged
Howard Bailey Securities, LLC925$388.5K0.13%−169−15.4%Reduced
Highland Capital Management, LLC925$388.5K0.02%00.0%Unchanged
Aureus Asset Management, LLC928$389.7K0.03%00.0%Unchanged