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IDXX Insider Trading

Insider Ownership Percentage: 2.11%
Insider Buying (Last 12 Months): $0.00
Insider Selling (Last 12 Months): $6,269,435.94

IDEXX Laboratories Insider Trading History Chart

This chart shows the insider buying and selling history at IDEXX Laboratories by year and by quarter.

Skip ChartChart Data in Insider Trading History Table

IDEXX Laboratories Share Price & Price History

Current Price: $436.48
Price Change: ▲ Price Increase of +6.36 (1.48%)
As of 03/10/2025 05:00 PM ET

This chart shows the closing price history over time for IDXX up to the past year.

Skip Chart and Table DataPrice Data in Insider Trading History Table
Days: 30 | 90 | 365

IDEXX Laboratories Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
2/10/2025George FennellEVPSell9,986$462.53$4,618,824.588,176View SEC Filing Icon  
2/7/2025M. Anne SzostakDirectorSell3,000$465.94$1,397,820.003,061View SEC Filing Icon  
11/27/2024Sophie V VandebroekDirectorSell344$420.44$144,631.36905View SEC Filing Icon  
5/17/2024Bruce L. ClaflinDirectorSell200$540.80$108,160.00161View SEC Filing Icon  
2/8/2024George FennellSVPSell8,198$573.87$4,704,586.266,712View SEC Filing Icon  
2/7/2024Brian P. MckeonCFOSell23,326$570.01$13,296,053.2629,718View SEC Filing Icon  
2/7/2024Jonathan Jay MazelskyCEOSell12,000$572.61$6,871,320.0079,247View SEC Filing Icon  
12/7/2023James F PolewaczykEVPSell11,636$521.79$6,071,548.4410,050View SEC Filing Icon  
12/4/2023Jonathan Jay MazelskyCEOSell7,128$513.05$3,657,020.4079,233View SEC Filing Icon  
8/31/2023Jonathan Jay MazelskyCEOSell13,424$512.01$6,873,222.2472,925View SEC Filing Icon  
8/29/2023James F PolewaczykEVPSell22,909$510.56$11,696,419.0410,038View SEC Filing Icon  
8/3/2023Michael LaneEVPSell16,027$510.00$8,173,770.004,034View SEC Filing Icon  
5/18/2023Jonathan W. AyersDirectorSell10,000$489.23$4,892,300.00137,039View SEC Filing Icon  
5/5/2023Michael LaneEVPSell1,000$484.00$484,000.004,022View SEC Filing Icon  
5/4/2023Sophie V VandebroekDirectorSell2,187$469.02$1,025,746.74872View SEC Filing Icon  
2/14/2023Kathy V TurnerSVPSell2,000$504.59$1,009,180.007,380View SEC Filing Icon  
2/9/2023Kathy V TurnerSVPSell1,000$505.04$505,040.006,941View SEC Filing Icon  
12/5/2022Daniel M JuniusDirectorSell3,046$424.91$1,294,275.862,968View SEC Filing Icon  
12/2/2022M. Anne SzostakDirectorSell740$428.55$317,127.001,260View SEC Filing Icon  
12/1/2022Kathy V TurnerSVPSell3,000$436.00$1,308,000.006,923View SEC Filing Icon  
11/14/2022Jonathan Jay MazelskyCEOSell10,500$434.47$4,561,935.0070,805View SEC Filing Icon  
11/7/2022Jonathan Jay MazelskyCEOSell13,230$382.49$5,060,342.7062,307View SEC Filing Icon  
See Full Table

SEC Filings (Institutional Ownership Changes) for IDEXX Laboratories (NASDAQ:IDXX)

87.84% of IDEXX Laboratories stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

This chart shows the instiutional buying and selling at IDXX by year and by quarter.

Skip Institutional Buying and Selling Chart and Table DataRead Chart Data in Institutional Trading History Table

IDEXX Laboratories Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
3/4/2025Dogwood Wealth Management LLC1,490$0.62M0.3%+16.9%0.002%Search for SEC Filing on Google Icon
3/4/2025Siemens Fonds Invest GmbH563$0.24M0.0%-78.9%0.001%Search for SEC Filing on Google Icon
2/28/2025Menard Financial Group LLC110$45K0.0%N/A0.000%Search for SEC Filing on Google Icon
2/28/2025Universal Beteiligungs und Servicegesellschaft mbH93,890$38.82M0.1%N/A0.115%Search for SEC Filing on Google Icon
2/27/2025Azzad Asset Management Inc. ADV7,159$2.96M0.6%+6.2%0.009%Search for SEC Filing on Google Icon
2/25/2025B. Riley Wealth Advisors Inc.1,838$0.76M0.0%+97.0%0.002%Search for SEC Filing on Google Icon
2/25/2025Armis Advisers LLC2,092$0.87M0.1%N/A0.003%Search for SEC Filing on Google Icon
2/22/2025American Trust1,390$0.58M0.0%-7.3%0.002%Search for SEC Filing on Google Icon
2/20/2025Mackenzie Financial Corp156,520$64.71M0.1%+236.5%0.191%Search for SEC Filing on Google Icon
2/20/2025Forum Financial Management LP621$0.26M0.0%+4.9%0.001%Search for SEC Filing on Google Icon
2/19/2025Toronto Dominion Bank33,405$13.81M0.0%-21.0%0.041%Search for SEC Filing on Google Icon
2/19/2025North Star Asset Management Inc.939$0.39M0.0%+127.4%0.001%Search for SEC Filing on Google Icon
2/19/2025GF Fund Management CO. LTD.17,611$7.28M0.2%N/A0.022%Search for SEC Filing on Google Icon
2/19/2025Public Employees Retirement System of Ohio30,416$12.58M0.0%-13.3%0.037%Search for SEC Filing on Google Icon
2/18/2025Pacific Point Advisors LLC3,183$1.32M0.8%N/A0.004%Search for SEC Filing on Google Icon
2/18/2025GTS Securities LLC608$0.25M0.0%-43.6%0.001%Search for SEC Filing on Google Icon
2/18/2025Vise Technologies Inc.633$0.26M0.0%+20.3%0.001%Search for SEC Filing on Google Icon
2/18/2025Headinvest LLC8,772$3.63M0.7%+1.7%0.011%Search for SEC Filing on Google Icon
2/18/2025Novem Group2,065$0.85M0.1%N/A0.003%Search for SEC Filing on Google Icon
2/17/2025UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC785,878$324.91M0.1%+4.5%0.960%Search for SEC Filing on Google Icon
2/17/2025USS Investment Management Ltd16,214$6.71M0.0%-16.4%0.020%Search for SEC Filing on Google Icon
2/17/2025Voloridge Investment Management LLC158,511$65.54M0.2%+142.9%0.194%Search for SEC Filing on Google Icon
2/17/2025Waverly Advisors LLC660$0.27M0.0%+20.4%0.001%Search for SEC Filing on Google Icon
2/17/2025Worldquant Millennium Advisors LLC132,193$54.65M0.4%+20.0%0.161%Search for SEC Filing on Google Icon
2/17/2025Williams Jones Wealth Management LLC.324,521$134.17M1.6%-5.0%0.396%Search for SEC Filing on Google Icon
2/17/2025Woodline Partners LP31,929$13.20M0.1%-15.8%0.039%Search for SEC Filing on Google Icon
2/17/2025Vident Advisory LLC2,029$0.84M0.0%-28.8%0.002%Search for SEC Filing on Google Icon
2/17/2025Sone Capital Management LLC14,276$5.90M0.7%N/A0.017%Search for SEC Filing on Google Icon
2/17/2025Waters Parkerson & CO. LLC850$0.35M0.0%-35.3%0.001%Search for SEC Filing on Google Icon
2/17/2025Squarepoint Ops LLC163,510$67.60M0.1%+108.8%0.200%Search for SEC Filing on Google Icon
2/17/2025Triglav Skladi D.O.O.675$0.28M0.0%N/A0.001%Search for SEC Filing on Google Icon
2/17/2025Two Sigma Advisers LP45,600$18.85M0.0%+34.1%0.056%Search for SEC Filing on Google Icon
2/17/2025Two Sigma Investments LP87,486$36.17M0.1%-21.7%0.107%Search for SEC Filing on Google Icon
2/17/2025Tidal Investments LLC11,591$4.79M0.0%+83.7%0.014%Search for SEC Filing on Google Icon
2/17/2025Strategic Global Advisors LLC9,888$4.09M0.7%+4.0%0.012%Search for SEC Filing on Google Icon
2/17/2025Tang Capital Management LLC5,000$2.07M0.1%N/A0.006%Search for SEC Filing on Google Icon
2/17/2025Tema Etfs LLC736$0.30M0.1%N/A0.001%Search for SEC Filing on Google Icon
2/17/2025Toronto Dominion Bank33,405$13.81M0.0%-21.0%0.041%Search for SEC Filing on Google Icon
2/17/2025Scientech Research LLC2,785$1.15M0.3%+93.4%0.003%Search for SEC Filing on Google Icon
2/17/2025Snowden Capital Advisors LLC953$0.39M0.0%-51.8%0.001%Search for SEC Filing on Google Icon
2/17/2025Siemens Fonds Invest GmbH563$0.24M0.0%-78.9%0.001%Search for SEC Filing on Google Icon
2/17/2025Shell Asset Management Co.1,785$0.74M0.0%-2.6%0.002%Search for SEC Filing on Google Icon
2/17/2025Sherbrooke Park Advisers LLC1,017$0.42M0.1%-36.5%0.001%Search for SEC Filing on Google Icon
2/17/2025Royal Bank of Canada481,140$198.92M0.0%+9.7%0.588%Search for SEC Filing on Google Icon
2/17/2025Rafferty Asset Management LLC40,900$16.91M0.1%+27.7%0.050%Search for SEC Filing on Google Icon
2/17/2025Raiffeisen Bank International AG101,387$41.85M0.6%N/A0.124%Search for SEC Filing on Google Icon
2/17/2025ProShare Advisors LLC123,097$50.89M0.1%+20.0%0.150%Search for SEC Filing on Google Icon
2/17/2025Quantinno Capital Management LP11,417$4.72M0.0%-22.6%0.014%Search for SEC Filing on Google Icon
2/17/2025Pathstone Holdings LLC21,056$8.71M0.0%-11.0%0.026%Search for SEC Filing on Google Icon
2/17/2025Mufg Securities Americas Inc.1,209$0.50M0.1%N/A0.001%Search for SEC Filing on Google Icon
2/17/2025Man Group plc40,794$16.87M0.0%-52.6%0.050%Search for SEC Filing on Google Icon
2/17/2025Nissay Asset Management Corp Japan ADV18,688$7.75M0.0%+3.9%0.023%Search for SEC Filing on Google Icon
2/17/2025Nomura Holdings Inc.6,335$2.62M0.0%+24.4%0.008%Search for SEC Filing on Google Icon
2/17/2025Nuveen Asset Management LLC384,486$158.96M0.0%-6.7%0.470%Search for SEC Filing on Google Icon
2/17/2025Numerai GP LLC6,821$2.82M0.8%N/A0.008%Search for SEC Filing on Google Icon
2/17/2025Occudo Quantitative Strategies LP767$0.32M0.1%N/A0.001%Search for SEC Filing on Google Icon
2/17/2025OMERS ADMINISTRATION Corp6,880$2.84M0.0%+6.0%0.008%Search for SEC Filing on Google Icon
2/17/2025Obermeyer Wealth Partners2,593$1.07M0.1%-22.2%0.003%Search for SEC Filing on Google Icon
2/17/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.59,887$24.76M0.1%-1.4%0.073%Search for SEC Filing on Google Icon
2/17/2025Lazard Asset Management LLC7,777$3.21M0.0%+4.5%0.009%Search for SEC Filing on Google Icon
2/17/2025Laird Norton Wetherby Wealth Management LLC1,522$0.63M0.0%-16.6%0.002%Search for SEC Filing on Google Icon
2/17/2025Investment Management Corp of Ontario3,463$1.43M0.0%+28.7%0.004%Search for SEC Filing on Google Icon
2/17/2025Janus Henderson Group PLC11,647$4.82M0.0%-1.6%0.014%Search for SEC Filing on Google Icon
2/17/2025Jefferies Financial Group Inc.26,606$11M0.1%+123.7%0.033%Search for SEC Filing on Google Icon
2/17/2025Gotham Asset Management LLC13,762$5.69M0.1%-28.9%0.017%Search for SEC Filing on Google Icon
2/17/2025Focus Partners Wealth40,576$17.60M0.0%+175.2%0.050%Search for SEC Filing on Google Icon
2/17/2025Fundsmith LLP2,662,855$1.10B4.7%0.0%3.252%Search for SEC Filing on Google Icon
2/17/2025Ellevest Inc.1,000$0.41M0.0%-13.0%0.001%Search for SEC Filing on Google Icon
2/17/2025Ensign Peak Advisors Inc27,004$11.17M0.0%-1.1%0.033%Search for SEC Filing on Google Icon
2/17/2025Ethic Inc.6,225$2.57M0.1%-13.3%0.008%Search for SEC Filing on Google Icon
2/17/2025Fiduciary Trust Co8,051$3.33M0.0%-9.4%0.010%Search for SEC Filing on Google Icon
2/17/2025Fred Alger Management LLC13,593$5.62M0.0%-22.3%0.017%Search for SEC Filing on Google Icon
2/17/2025Frontier Capital Management Co. LLC90,129$37.26M0.4%-35.9%0.110%Search for SEC Filing on Google Icon
2/17/2025Deutsche Bank AG357,479$147.80M0.1%+17.9%0.437%Search for SEC Filing on Google Icon
2/17/2025DZ BANK AG Deutsche Zentral Genossenschafts Bank Frankfurt am Main4,036$1.67M0.0%-39.4%0.005%Search for SEC Filing on Google Icon
2/17/2025EP Wealth Advisors LLC1,980$0.82M0.0%-13.4%0.002%Search for SEC Filing on Google Icon
2/17/2025Colonial Trust Co SC85$35K0.0%+84.8%0.000%Search for SEC Filing on Google Icon
2/17/2025Cresset Asset Management LLC2,357$0.97M0.0%-67.2%0.003%Search for SEC Filing on Google Icon
2/17/2025Crestline Management LP3,537$1.46M0.0%N/A0.004%Search for SEC Filing on Google Icon
2/17/2025Cetera Investment Advisers17,994$7.44M0.0%-9.3%0.022%Search for SEC Filing on Google Icon
2/17/2025Centiva Capital LP1,616$0.67M0.0%+286.6%0.002%Search for SEC Filing on Google Icon
2/17/2025BOKF NA3,246$1.36M0.0%-0.9%0.004%Search for SEC Filing on Google Icon
2/17/2025Brevan Howard Capital Management LP8,513$3.52M0.0%+1,228.1%0.010%Search for SEC Filing on Google Icon
2/17/2025Bridgefront Capital LLC1,025$0.42M0.1%N/A0.001%Search for SEC Filing on Google Icon
2/17/2025Captrust Financial Advisors5,825$2.41M0.0%+22.7%0.007%Search for SEC Filing on Google Icon
2/17/2025Brown Advisory Inc.124,101$51.31M0.1%-88.6%0.152%Search for SEC Filing on Google Icon
2/17/2025Balyasny Asset Management L.P.2,455$1.02M0.0%+230.4%0.003%Search for SEC Filing on Google Icon
2/17/2025Baird Financial Group Inc.163,345$67.53M0.1%-22.3%0.199%Search for SEC Filing on Google Icon
2/17/2025Bamco Inc. NY2,005,522$829.16M2.1%+4.3%2.449%Search for SEC Filing on Google Icon
2/17/2025Banque Transatlantique SA6,491$2.68M0.1%N/A0.008%Search for SEC Filing on Google Icon
2/17/2025Bellevue Group AG76,935$31.81M0.6%-15.7%0.094%Search for SEC Filing on Google Icon
2/17/2025Bank of America Corp DE407,637$168.53M0.0%-33.3%0.498%Search for SEC Filing on Google Icon
2/17/2025Benjamin Edwards Inc.3,337$1.38M0.0%+77.5%0.004%Search for SEC Filing on Google Icon
2/17/2025BLI Banque de Luxembourg Investments118,400$48.88M1.3%N/A0.145%Search for SEC Filing on Google Icon
2/17/2025BNP Paribas Financial Markets441,319$182.46M0.1%+221.3%0.539%Search for SEC Filing on Google Icon
2/17/2025Ameriprise Financial Inc.118,601$49.03M0.0%-44.1%0.145%Search for SEC Filing on Google Icon
2/17/2025Algert Global LLC10,113$4.18M0.1%+10.3%0.012%Search for SEC Filing on Google Icon
2/17/2025Alpha Family Trust675$0.28M0.2%+46.7%0.001%Search for SEC Filing on Google Icon
2/17/2025Alyeska Investment Group L.P.378,318$156.41M0.6%N/A0.462%Search for SEC Filing on Google Icon
2/17/2025Ancora Advisors LLC835$0.35M0.0%-21.3%0.001%Search for SEC Filing on Google Icon
Data available starting January 2016

See Full Table
IDEXX Laboratories logo
IDEXX Laboratories, Inc. develops, manufactures, and distributes products primarily for the companion animal veterinary, livestock and poultry, dairy, and water testing markets in Africa, the Asia Pacific, Canada, Europe, Latin America, and internationally. The company operates through three segments: Companion Animal Group; Water Quality Products; and Livestock, Poultry and Dairy. It also provides point-of-care veterinary diagnostic products, including instruments, consumables, and rapid assay test kits; veterinary reference laboratory diagnostic and consulting services; practice management and diagnostic imaging systems and services for veterinarians; and health monitoring, biological materials testing, and laboratory diagnostic instruments, and services for biomedical research community. In addition, the company offers diagnostic and health-monitoring products for livestock, poultry, and dairy; products that test water for various microbiological contaminants; point-of-care electrolytes and blood gas analyzers; in-clinic chemistry, blood and urine chemistry, hematology, immunoassay, urinalysis, and coagulation analyzers; and SNAP rapid assays test kits. Further, it provides Colilert, Colilert-18, and Colisure tests, which detect the presence of total coliforms and E. coli in water; Enterolert, Pseudalert, Filta-Max and Filta-Max xpress, Legiolert, and Quanti-Tray products; and veterinary software and services for independent veterinary clinics and corporate groups. Additionally, the company offers human medical point-of-care products and laboratory diagnostics services. The company markets its products through marketing, customer service, sales, and technical service groups, as well as through independent distributors and other resellers. IDEXX Laboratories, Inc. was incorporated in 1983 and is headquartered in Westbrook, Maine.
Read More on IDEXX Laboratories

Today's Range

Now: $436.48
Low: $430.00
High: $447.44

50 Day Range

MA: $437.84
Low: $408.85
High: $469.04

52 Week Range

Now: $436.48
Low: $398.50
High: $562.25

Volume

996,120 shs

Average Volume

542,540 shs

Market Capitalization

$35.50 billion

P/E Ratio

40.91

Dividend Yield

N/A

Beta

1.39

Who are the company insiders with the largest holdings of IDEXX Laboratories?

IDEXX Laboratories' top insider investors include:
  1. Jonathan W Ayers (Director)
  2. Jonathan Jay Mazelsky (CEO)
  3. Brian P Mckeon (CFO)
  4. James F Polewaczyk (EVP)
  5. George Fennell (EVP)
  6. George Fennell (SVP)
  7. Michael Lane (EVP)
  8. M Anne Szostak (Director)
  9. Sophie V Vandebroek (Director)
  10. Bruce L Claflin (Director)
Learn More about top insider investors at IDEXX Laboratories.

Who are the major institutional investors of IDEXX Laboratories?

IDEXX Laboratories' top institutional shareholders include:
  1. Vanguard Group Inc. — 11.86%
  2. Fundsmith LLP — 3.25%
  3. Geode Capital Management LLC — 2.81%
  4. Bamco Inc. NY — 2.45%
  5. Alliancebernstein L.P. — 1.51%
  6. Price T Rowe Associates Inc. MD — 1.42%
Learn More about top institutional investors of IDEXX Laboratories stock.

Which institutional investors are selling IDEXX Laboratories stock?

During the previous quarter, IDXX stock was sold by these institutional investors:
  1. Alliancebernstein L.P.
  2. Brown Advisory Inc.
  3. Franklin Resources Inc.
  4. International Assets Investment Management LLC
  5. Massachusetts Financial Services Co. MA
  6. Price T Rowe Associates Inc. MD
  7. Bank of America Corp DE
  8. Corient Private Wealth LLC
During the previous year, company insiders that have sold IDEXX Laboratories company stock include:
  1. Jonathan W Ayers (Director)
  2. Jonathan Jay Mazelsky (CEO)
  3. Brian P Mckeon (CFO)
  4. James F Polewaczyk (EVP)
Learn More investors selling IDEXX Laboratories stock.

Which institutional investors are buying IDEXX Laboratories stock?

In the last quarter, IDXX stock was purchased by institutional investors including:
  1. Norges Bank
  2. Flossbach Von Storch SE
  3. Alyeska Investment Group L.P.
  4. William Blair Investment Management LLC
  5. Assenagon Asset Management S.A.
  6. BNP Paribas Financial Markets
  7. Seilern Investment Management Ltd
  8. Bessemer Group Inc.