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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 1,306 | $39.1B |
| Q1 2026 | 1,318 | $41.2B |
| Q4 2025 | 1,385 | $50.3B |
| Q3 2025 | 1,302 | $46.1B |
| Q2 2025 | 1,234 | $40.0B |
| Q1 2025 | 1,143 | $31.1B |
| Q4 2024 | 1,124 | $29.8B |
| Q3 2024 | 1,117 | $36.7B |
| Q2 2024 | 1,110 | $36.4B |
| Q1 2024 | 1,147 | $39.1B |
| Q4 2023 | 1,155 | $40.5B |
| Q3 2023 | 1,061 | $32.4B |
| Q2 2023 | 1,069 | $36.7B |
| Q1 2023 | 1,058 | $36.4B |
| Q4 2022 | 1,001 | $30.0B |
| Q3 2022 | 925 | $24.0B |
| Q2 2022 | 959 | $25.9B |
| Q1 2022 | 1,036 | $39.7B |
| Q4 2021 | 1,110 | $47.1B |
| Q3 2021 | 1,063 | $44.6B |
| Q2 2021 | 1,037 | $46.1B |
| Q1 2021 | 1,015 | $35.6B |
Institutions, Q4 2023
Shares, value and share of portfolio for each institution holding IDEXX Laboratories Inc; share changes are against Q3 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BI Asset Management Fondsmaeglerselskab A/S | 45,607 | $25.3M | 0.54% | +16,249+55.3% | Added |
| Chevy Chase Trust Holdings, Inc. | 46,436 | $25.8M | 0.09% | −243−0.5% | Reduced |
| State of New Jersey Common Pension Fund D | 46,483 | $25.8M | 0.09% | −775−1.6% | Reduced |
| D. E. Shaw & Co., Inc. | 48,066 | $26.7M | 0.04% | +45,194+1,573.6% | Added |
| Toronto Dominion Bank | 48,196 | $26.8M | 0.04% | +4,497+10.3% | Added |
| Marshall Wace, LLP | 48,287 | $26.8M | 0.05% | +28,287+141.4% | Added |
| Parnassus Investments | 48,983 | $27.2M | 0.06% | 00.0% | Unchanged |
| Howland Capital Management LLC | 50,108 | $27.8M | 1.47% | −1,080−2.1% | Reduced |
| Rockefeller Capital Management L.P. | 52,480 | $29.1M | 0.10% | −147−0.3% | Reduced |
| Harvey Investment Co LLC | 53,408 | $29.6M | 3.59% | −50−0.1% | Reduced |
| Susquehanna International Group, LLP | 54,834 | $30.4M | 0.05% | +19,646+55.8% | Added |
| Geneva Capital Management LLC | 55,842 | $31.0M | 0.59% | −1,989−3.4% | Reduced |
| Wellington Management Group LLP | 55,913 | $31.0M | 0.01% | +52,427+1,503.9% | Added |
| Mitsubishi UFJ Trust & Banking Corp | 56,205 | $31.2M | 0.07% | −5,183−8.4% | Reduced |
| Asset Management One Co.,Ltd. | 56,472 | $31.5M | 0.13% | +4,168+8.0% | Added |
| Qube Research & Technologies Ltd | 57,154 | $31.7M | 0.07% | −58,315−50.5% | Reduced |
| DF Dent & Co Inc | 57,603 | $32.0M | 0.42% | −1,667−2.8% | Reduced |
| Bridgewater Associates, LP | 58,862 | $32.7M | 0.18% | −57,969−49.6% | Reduced |
| Axiom Investors LLC | 58,879 | $32.7M | 0.32% | −71,054−54.7% | Reduced |
| Natixis Advisors, L.P. | 60,419 | $33.5M | 0.09% | +9,396+18.4% | Added |
| Prudential Financial Inc | 64,019 | $34.2M | 0.05% | −12,262−16.1% | Reduced |
| APG Asset Management N.V. | 68,148 | $34.2M | 0.07% | −17,216−20.2% | Reduced |
| State of Wisconsin Investment Board | 65,031 | $36.1M | 0.10% | −6,125−8.6% | Reduced |
| National Bank of Canada | 66,167 | $36.2M | 0.07% | +35,958+119.0% | Added |
| Kames Capital plc | 67,185 | $37.3M | 0.59% | +67,185 | New |
| Villere St Denis J & Co LLC | 67,369 | $37.4M | 3.08% | −361−0.5% | Reduced |
| Great West Life Assurance Co | 67,980 | $37.5M | 0.08% | +1,428+2.1% | Added |
| Voya Investment Management LLC | 67,971 | $37.7M | 0.04% | −124,963−64.8% | Reduced |
| William Blair Investment Management, LLC | 68,329 | $37.9M | 0.11% | +1,194+1.8% | Added |
| Mogy Joel R Investment Counsel Inc | 70,460 | $39.1M | 2.95% | +699+1.0% | Added |
| Adage Capital Partners GP, L.L.C. | 70,701 | $39.2M | 0.08% | −38,055−35.0% | Reduced |
| Aware Super Pty Ltd as trustee of Aware Super | 58,891 | $39.8M | 0.55% | +58,891 | New |
| Raymond James & Associates | 72,935 | $40.5M | 0.03% | −25,059−25.6% | Reduced |
| New York State Common Retirement Fund | 75,728 | $42.0M | 0.06% | −9,235−10.9% | Reduced |
| Iron Triangle Partners LP | 76,025 | $42.2M | 5.46% | +76,025 | New |
| Korea Investment CORP | 77,415 | $43.0M | 0.11% | +11,540+17.5% | Added |
| Rathbone Brothers plc | 78,258 | $43.4M | 0.28% | −144,725−64.9% | Reduced |
| Aviva PLC | 81,380 | $45.2M | 0.16% | +14,854+22.3% | Added |
| Saturna Capital CORP | 83,000 | $46.1M | 0.72% | 00.0% | Unchanged |
| KBC Group NV | 83,852 | $46.5M | 0.17% | −50,136−37.4% | Reduced |
| Royal London Asset Management Ltd | 84,550 | $46.9M | 0.13% | +340+0.4% | Added |
| New York State Teachers Retirement System | 85,725 | $47.6M | 0.11% | −3,764−4.2% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 86,880 | $48.2M | 0.10% | −6,091−6.6% | Reduced |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 90,292 | $48.3M | 0.09% | +6,240+7.4% | Added |
| Pictet & Cie (Europe) SA | 89,000 | $49.4M | 1.46% | −152−0.2% | Reduced |
| Schroder Investment Management Group | 89,155 | $49.5M | 0.06% | +1,118+1.3% | Added |
| Manufacturers Life Insurance Company, The | 90,433 | $50.2M | 0.03% | +3,436+3.9% | Added |
| Canada Pension Plan Investment Board | 90,876 | $50.4M | 0.06% | +34,198+60.3% | Added |
| State Board of Administration of Florida Retirement System | 92,893 | $51.6M | 0.11% | +6,630+7.7% | Added |
| ProShare Advisors LLC | 93,283 | $51.8M | 0.16% | −17,896−16.1% | Reduced |
| Pinebridge Investments, L.P. | 93,723 | $52.0M | 0.48% | −10,995−10.5% | Reduced |
| Chicago Capital, LLC | 93,963 | $52.2M | 1.88% | +2,276+2.5% | Added |
| Bellevue Group AG | 94,110 | $52.2M | 0.80% | −20,331−17.8% | Reduced |
| Martin Currie Ltd | 94,203 | $52.3M | 1.72% | +94,203 | New |
| Beacon Investment Advisory Services, Inc. | 94,430 | $52.4M | 2.38% | −3,218−3.3% | Reduced |
| Wells Fargo & Company | 94,849 | $52.6M | 0.01% | −5,693−5.7% | Reduced |
| BNP Paribas Arbitrage, SA | 95,636 | $53.1M | 0.10% | +11,207+13.3% | Added |
| Davis R M Inc | 96,515 | $53.6M | 1.24% | −543−0.6% | Reduced |
| Citigroup Inc | 97,482 | $54.1M | 0.07% | +6,096+6.7% | Added |
| Degroof Petercam Asset Management | 103,545 | $57.5M | 0.76% | +103,545 | New |
| EULAV Asset Management | 106,112 | $58.9M | 1.82% | 00.0% | Unchanged |
| Stephens Investment Management Group LLC | 106,358 | $59.0M | 0.86% | −3,390−3.1% | Reduced |
| Nomura Asset Management Co Ltd | 110,427 | $61.3M | 0.25% | −651−0.6% | Reduced |
| Handelsbanken Fonder AB | 115,778 | $64.3M | 0.31% | +7,436+6.9% | Added |
| Riverbridge Partners LLC | 116,365 | $64.6M | 0.81% | −3,246−2.7% | Reduced |
| Federated Hermes, Inc. | 118,801 | $65.9M | 0.16% | −22,211−15.8% | Reduced |
| Fiera Capital Corp | 126,633 | $70.3M | 0.22% | +35,717+39.3% | Added |
| California State Teachers Retirement System | 130,801 | $72.6M | 0.10% | +1,663+1.3% | Added |
| Loring Wolcott & Coolidge Fiduciary Advisors LLP | 141,800 | $73.0M | 0.72% | −8,564−5.7% | Reduced |
| Point72 Asset Management, L.P. | 140,530 | $78.0M | 0.24% | +140,530 | New |
| Citadel Advisors LLC | 141,872 | $78.7M | 0.08% | +96,605+213.4% | Added |
| CI Private Wealth, LLC | 142,595 | $79.1M | 0.15% | +10,125+7.6% | Added |
| Kayne Anderson Rudnick Investment Management LLC | 150,169 | $83.4M | 0.21% | +683+0.5% | Added |
| Victory Capital Management Inc | 153,001 | $84.9M | 0.09% | −611−0.4% | Reduced |
| California Public Employees Retirement System | 153,399 | $85.1M | 0.06% | −6,290−3.9% | Reduced |
| Bank of Montreal | 153,043 | $85.5M | 0.05% | +27,643+22.0% | Added |
| Frontier Capital Management Co LLC | 155,700 | $86.4M | 0.87% | −3,314−2.1% | Reduced |
| SEI Investments Co | 157,771 | $87.6M | 0.14% | −23,985−13.2% | Reduced |
| AXA S.A. | 157,787 | $87.6M | 0.28% | +38,772+32.6% | Added |
| TimesSquare Capital Management, LLC | 158,419 | $87.9M | 1.29% | −31,755−16.7% | Reduced |
| Epoch Investment Partners, Inc. | 158,570 | $88.0M | 0.40% | +83,183+110.3% | Added |
| First Trust Advisors LP | 158,852 | $88.2M | 0.10% | −23,182−12.7% | Reduced |
| Westfield Capital Management Co LP | 161,104 | $89.4M | 0.52% | +15,492+10.6% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 165,142 | $91.7M | 0.26% | +1,553+0.9% | Added |
| National Pension Service | 165,614 | $91.9M | 0.13% | +3,679+2.3% | Added |
| Welch & Forbes LLC | 171,311 | $95.1M | 1.44% | −1,118−0.6% | Reduced |
| CIBC Private Wealth Group, LLC | 175,098 | $97.2M | 0.21% | −1,296−0.7% | Reduced |
| Arrowstreet Capital, Limited Partnership | 175,173 | $97.2M | 0.10% | +671+0.4% | Added |
| Rhumbline Advisers | 177,162 | $98.3M | 0.10% | −4,854−2.7% | Reduced |
| Rock Springs Capital Management LP | 179,250 | $99.5M | 2.46% | −15,250−7.8% | Reduced |
| Putnam Investments LLC | 189,978 | $105.4M | 0.14% | +5,624+3.1% | Added |
| LGT Capital Partners Ltd. | 193,769 | $107.6M | 3.21% | −13,350−6.4% | Reduced |
| HSBC Holdings PLC | 197,668 | $109.7M | 0.10% | +54,024+37.6% | Added |
| Champlain Investment Partners, LLC | 200,946 | $111.5M | 0.66% | −11,963−5.6% | Reduced |
| Manning & Napier Group, LLC | 202,983 | $112.7M | 1.34% | −4,012−1.9% | Reduced |
| Sumitomo Mitsui Trust Holdings, Inc. | 206,761 | $114.8M | 0.08% | −925−0.4% | Reduced |
| UBS Group AG | 209,438 | $116.2M | 0.05% | +25,409+13.8% | Added |
| Bank Julius Baer & Co. Ltd, Zurich | 211,701 | $117.5M | 0.52% | +43,844+26.1% | Added |
| Envestnet Asset Management Inc | 212,165 | $117.8M | 0.05% | +687+0.3% | Added |
| Railway Pension Investments Ltd | 214,330 | $119.0M | 1.23% | 00.0% | Unchanged |