IDXX Institutional Ownership
Top institutional (13F) holders of IDXX and 5%+ (13D/G) positions, sourced from SEC EDGAR.
Institutional owners
61
Institutional value
$23.97B
Top holder
BlackRock, Inc.
Top holders
| Holder | Stake | Filed | Value |
|---|---|---|---|
| BlackRock, Inc.holding company | 10.4% | Aug 7, 2026 | $4.3B |
| Vanguard Capital Managementinvestment advisor | 6.5% | Aug 13, 2026 | $2.71B |
| Vanguard Portfolio Managementinvestment advisor | 4.9% | Aug 13, 2026 | $2.05B |
| STATE STREET CORPORATIONholding company | 4.8% | Sep 22, 2026 | $1.97B |
| Invesco Ltd.holding company | 4.6% | Aug 14, 2026 | $1.9B |
| GEODE CAPITAL MANAGEMENT, LLCinvestment advisor | 3.3% | Nov 6, 2026 | $1.37B |
| MORGAN STANLEYholding company | 1.7% | Aug 13, 2026 | $713.91M |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIPinvestment advisor | 1.4% | Aug 13, 2026 | $561.75M |
| Fundsmith LLPinvestment advisor | 1.3% | Aug 14, 2026 | $536.91M |
| Bank of New York Mellon Corpholding company | 1.2% | Nov 5, 2026 | $489.5M |
| NORTHERN TRUST CORPinvestment advisor | 1.2% | Aug 13, 2026 | $483.34M |
| FMR LLCinvestment advisor | 1.0% | Aug 13, 2026 | $433.07M |
| Capital Research Global Investorsinvestment advisor | 1.0% | Aug 12, 2026 | $415.47M |
| JPMORGAN CHASE & COholding company | 1.0% | Aug 12, 2026 | $405.05M |
| GOLDMAN SACHS GROUP INCinvestment advisor | 0.9% | Aug 14, 2026 | $388.89M |
| WELLINGTON MANAGEMENT GROUP LLPinvestment advisor | 0.9% | Aug 14, 2026 | $382.56M |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INCinvestment advisor | 0.8% | Aug 14, 2026 | $342.41M |
| Dimensional Fund Advisors LPinvestment advisor | 0.8% | Nov 4, 2026 | $330.57M |
| FRANKLIN RESOURCES INCinvestment advisor | 0.7% | Aug 13, 2026 | $303.12M |
| POLEN CAPITAL MANAGEMENT LLCinvestment advisor | 0.7% | Aug 4, 2026 | $280.27M |
| Capital World Investorsinvestment advisor | 0.6% | May 13, 2026 | $279.74M |
| BANK OF AMERICA CORP /DE/holding company | 0.6% | Aug 14, 2026 | $251.11M |
| T. Rowe Price Associates, Inc.investment advisor | 0.6% | Aug 14, 2026 | $241.28M |
| Clearbridge Investments, LLCinvestment advisor | 0.5% | Aug 13, 2026 | $199.78M |
| UBS Group AGbank | 0.5% | Aug 13, 2026 | $191.97M |
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Source: SEC EDGAR Schedule 13D / 13G and 13F filings.