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 |
|---|---|---|---|---|---|
| BlackRock Inc. | 9,054,307 | $5.03B | 0.13% | +420,016+4.9% | Added |
| Vanguard Group Inc | 8,377,667 | $4.65B | 0.10% | +117,207+1.4% | Added |
| State Street Corp | 3,776,949 | $2.10B | 0.10% | +14,879+0.4% | Added |
| Alliancebernstein L.P. | 2,937,760 | $1.63B | 0.63% | −388,256−11.7% | Reduced |
| Fundsmith LLPSuperinvestorFundsmith | 2,728,917 | $1.51B | 6.34% | −235,637−7.9% | Reduced |
| Bamco Inc | 2,300,017 | $1.28B | 3.40% | −36,313−1.6% | Reduced |
| Geode Capital Management, LLC | 2,104,258 | $1.17B | 0.12% | +40,119+1.9% | Added |
| Franklin Resources Inc | 1,405,824 | $780.3M | 0.36% | +28,475+2.1% | Added |
| Invesco Ltd. | 1,326,593 | $736.3M | 0.18% | +109,615+9.0% | Added |
| Blair William & Co | 1,201,251 | $666.8M | 2.27% | +1,306+0.1% | Added |
| Brown Advisory Inc | 1,157,059 | $642.2M | 0.90% | −4,065−0.4% | Reduced |
| Morgan Stanley | 1,094,980 | $607.8M | 0.05% | +30,466+2.9% | Added |
| Capital World Investors | 1,022,678 | $567.6M | 0.10% | +11,351+1.1% | Added |
| Norges Bank | 922,781 | $512.2M | 0.09% | +26,264+2.9% | Added |
| JPMorgan Chase & Co | 872,691 | $484.4M | 0.05% | +71,417+8.9% | Added |
| Northern Trust Corp | 862,595 | $478.8M | 0.09% | −56,596−6.2% | Reduced |
| Fundsmith Investment Services Ltd. | 818,619 | $454.4M | 6.56% | −170,973−17.3% | Reduced |
| Principal Financial Group Inc | 781,368 | $433.7M | 0.28% | −34,495−4.2% | Reduced |
| Amundi | 753,504 | $416.7M | 0.19% | +141,439+23.1% | Added |
| Legal & General Group Plc | 661,265 | $367.0M | 0.11% | −10,774−1.6% | Reduced |
| Bank of New York Mellon Corp | 656,905 | $364.6M | 0.07% | −4,466−0.7% | Reduced |
| Bank of America Corp | 637,451 | $353.8M | 0.04% | −158,506−19.9% | Reduced |
| Goldman Sachs Group Inc | 614,537 | $341.1M | 0.07% | +72,301+13.3% | Added |
| Winslow Capital Management, LLC | 576,555 | $320.0M | 1.33% | −113,318−16.4% | Reduced |
| UBS Asset Management Americas Inc | 546,827 | $303.5M | 0.12% | +42,038+8.3% | Added |
| Neuberger Berman Group LLC | 483,988 | $268.6M | 0.23% | −3,858−0.8% | Reduced |
| Charles Schwab Investment Management Inc | 476,799 | $264.6M | 0.07% | +14,264+3.1% | Added |
| Capital Counsel LLC | 469,900 | $260.8M | 12.82% | −2,370−0.5% | Reduced |
| Dimensional Fund Advisors LP | 451,985 | $250.9M | 0.07% | +24,852+5.8% | Added |
| Nuveen Asset Management, LLC | 425,492 | $236.2M | 0.08% | −9,120−2.1% | Reduced |
| Select Equity Group, L.P. | 411,083 | $228.2M | 0.84% | −31,876−7.2% | Reduced |
| American Century Companies Inc | 406,638 | $225.7M | 0.16% | −328,069−44.7% | Reduced |
| Macquarie Group Ltd | 391,944 | $217.5M | 0.25% | +47,708+13.9% | Added |
| Williams Jones Wealth Management, LLC. | 356,684 | $198.0M | 2.77% | −7,785−2.1% | Reduced |
| Massachusetts Financial Services Co | 347,064 | $192.6M | 0.06% | +1,909+0.6% | Added |
| FMR LLC | 326,286 | $181.1M | 0.01% | +10,689+3.4% | Added |
| Millennium Management LLC | 325,625 | $180.7M | 0.17% | +300,671+1,204.9% | Added |
| Barclays PLC | 307,556 | $170.7M | 0.09% | +59,080+23.8% | Added |
| American Capital Management Inc | 302,300 | $167.8M | 5.74% | −4,075−1.3% | Reduced |
| Credit Suisse AG | 302,226 | $167.8M | 0.16% | +17,282+6.1% | Added |
| Pictet Asset Management Holding SA | 296,665 | $164.7M | 0.18% | −65,235−18.0% | Reduced |
| Eagle Asset Management Inc | 293,234 | $162.8M | 0.87% | −58,804−16.7% | Reduced |
| Umb Bank N A | 279,419 | $155.1M | 2.27% | −2,655−0.9% | Reduced |
| Price T Rowe Associates Inc | 277,426 | $154.0M | 0.02% | +16,503+6.3% | Added |
| Baird Financial Group, Inc. | 274,642 | $152.4M | 0.35% | −4,981−1.8% | Reduced |
| TD Asset Management Inc | 260,008 | $144.3M | 0.14% | +166,751+178.8% | Added |
| Swiss National Bank | 259,600 | $144.1M | 0.11% | −7,500−2.8% | Reduced |
| Royal Bank of Canada | 258,654 | $143.6M | 0.04% | +40,427+18.5% | Added |
| Deutsche Bank AG | 253,928 | $140.9M | 0.07% | +15,224+6.4% | Added |
| Robeco Institutional Asset Management B.V. | 250,416 | $139.0M | 0.34% | −26,486−9.6% | Reduced |
| Allianz Asset Management GmbH | 248,677 | $138.0M | 0.26% | −46,495−15.8% | Reduced |
| Standard Life Aberdeen plc | 246,130 | $136.6M | 0.30% | +78,166+46.5% | Added |
| Capital Research Global Investors | 244,861 | $135.9M | 0.03% | +244,861 | New |
| Ameriprise Financial Inc | 235,305 | $130.6M | 0.04% | +10,155+4.5% | Added |
| Eventide Asset Management, LLC | 223,973 | $124.3M | 2.03% | −910.0% | Reduced |
| Railway Pension Investments Ltd | 214,330 | $119.0M | 1.23% | 00.0% | Unchanged |
| Envestnet Asset Management Inc | 212,165 | $117.8M | 0.05% | +687+0.3% | Added |
| Bank Julius Baer & Co. Ltd, Zurich | 211,701 | $117.5M | 0.52% | +43,844+26.1% | Added |
| UBS Group AG | 209,438 | $116.2M | 0.05% | +25,409+13.8% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 206,761 | $114.8M | 0.08% | −925−0.4% | Reduced |
| Manning & Napier Group, LLC | 202,983 | $112.7M | 1.34% | −4,012−1.9% | Reduced |
| Champlain Investment Partners, LLC | 200,946 | $111.5M | 0.66% | −11,963−5.6% | Reduced |
| HSBC Holdings PLC | 197,668 | $109.7M | 0.10% | +54,024+37.6% | Added |
| LGT Capital Partners Ltd. | 193,769 | $107.6M | 3.21% | −13,350−6.4% | Reduced |
| Putnam Investments LLC | 189,978 | $105.4M | 0.14% | +5,624+3.1% | Added |
| Rock Springs Capital Management LP | 179,250 | $99.5M | 2.46% | −15,250−7.8% | Reduced |
| Rhumbline Advisers | 177,162 | $98.3M | 0.10% | −4,854−2.7% | Reduced |
| Arrowstreet Capital, Limited Partnership | 175,173 | $97.2M | 0.10% | +671+0.4% | Added |
| CIBC Private Wealth Group, LLC | 175,098 | $97.2M | 0.21% | −1,296−0.7% | Reduced |
| Welch & Forbes LLC | 171,311 | $95.1M | 1.44% | −1,118−0.6% | Reduced |
| National Pension Service | 165,614 | $91.9M | 0.13% | +3,679+2.3% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 165,142 | $91.7M | 0.26% | +1,553+0.9% | Added |
| Westfield Capital Management Co LP | 161,104 | $89.4M | 0.52% | +15,492+10.6% | Added |
| First Trust Advisors LP | 158,852 | $88.2M | 0.10% | −23,182−12.7% | Reduced |
| Epoch Investment Partners, Inc. | 158,570 | $88.0M | 0.40% | +83,183+110.3% | Added |
| TimesSquare Capital Management, LLC | 158,419 | $87.9M | 1.29% | −31,755−16.7% | Reduced |
| AXA S.A. | 157,787 | $87.6M | 0.28% | +38,772+32.6% | Added |
| SEI Investments Co | 157,771 | $87.6M | 0.14% | −23,985−13.2% | Reduced |
| Frontier Capital Management Co LLC | 155,700 | $86.4M | 0.87% | −3,314−2.1% | Reduced |
| Bank of Montreal | 153,043 | $85.5M | 0.05% | +27,643+22.0% | Added |
| California Public Employees Retirement System | 153,399 | $85.1M | 0.06% | −6,290−3.9% | Reduced |
| Victory Capital Management Inc | 153,001 | $84.9M | 0.09% | −611−0.4% | Reduced |
| Kayne Anderson Rudnick Investment Management LLC | 150,169 | $83.4M | 0.21% | +683+0.5% | Added |
| CI Private Wealth, LLC | 142,595 | $79.1M | 0.15% | +10,125+7.6% | Added |
| Citadel Advisors LLC | 141,872 | $78.7M | 0.08% | +96,605+213.4% | Added |
| Point72 Asset Management, L.P. | 140,530 | $78.0M | 0.24% | +140,530 | New |
| Loring Wolcott & Coolidge Fiduciary Advisors LLP | 141,800 | $73.0M | 0.72% | −8,564−5.7% | Reduced |
| California State Teachers Retirement System | 130,801 | $72.6M | 0.10% | +1,663+1.3% | Added |
| Fiera Capital Corp | 126,633 | $70.3M | 0.22% | +35,717+39.3% | Added |
| Federated Hermes, Inc. | 118,801 | $65.9M | 0.16% | −22,211−15.8% | Reduced |
| Riverbridge Partners LLC | 116,365 | $64.6M | 0.81% | −3,246−2.7% | Reduced |
| Handelsbanken Fonder AB | 115,778 | $64.3M | 0.31% | +7,436+6.9% | Added |
| Nomura Asset Management Co Ltd | 110,427 | $61.3M | 0.25% | −651−0.6% | Reduced |
| Stephens Investment Management Group LLC | 106,358 | $59.0M | 0.86% | −3,390−3.1% | Reduced |
| EULAV Asset Management | 106,112 | $58.9M | 1.82% | 00.0% | Unchanged |
| Degroof Petercam Asset Management | 103,545 | $57.5M | 0.76% | +103,545 | New |
| Citigroup Inc | 97,482 | $54.1M | 0.07% | +6,096+6.7% | Added |
| Davis R M Inc | 96,515 | $53.6M | 1.24% | −543−0.6% | Reduced |
| BNP Paribas Arbitrage, SA | 95,636 | $53.1M | 0.10% | +11,207+13.3% | Added |
| Wells Fargo & Company | 94,849 | $52.6M | 0.01% | −5,693−5.7% | Reduced |