Institutional Ownership
Idexx Labs Inc
CUSIP 45168D104COMIDXXQ1 2026
13D / 13G Filings
21
Schedule 13D/13G on record
Beneficial Filers
4
Distinct reporting persons
Largest Stake
11.8%
Max % of class reported
Institutional Holders
1,296
13F filers (latest quarter)
Beneficial Owners — Schedule 13D / 13G
21 filings · latest Apr 17, 2025
| # | Filed | Reporting Person | Form | % of Class | Shares | Filing |
|---|---|---|---|---|---|---|
| 1 | Apr 17, 2025 | Blackrock, Inc. | 13G/A | 9.4% | 7.60M | SEC |
| 2 | Nov 12, 2024 | Vanguard Group Inc | 13G/A | 11.8% | 9.70M | SEC |
| 3 | Nov 4, 2024 | Vanguard Group Inc | 13G/A | 11.8% | 9.70M | SEC |
| 4 | Feb 13, 2024 | Vanguard Group Inc | 13G/A | 10.1% | 8.38M | SEC |
| 5 | Jan 24, 2024 | Blackrock Inc. | 13G/A | 10.9% | 9.05M | SEC |
| 6 | Dec 8, 2023 | Vanguard Group Inc | 13G/A | 10.0% | 8.33M | SEC |
| 7 | Feb 14, 2023 | Fundsmith LLP | 13G | 5.4% | 4.45M | SEC |
| 8 | Feb 14, 2023 | Fundsmith LLP | 13G | 5.4% | 4.45M | SEC |
| 9 | Feb 9, 2023 | Vanguard Group Inc | 13G/A | 9.8% | 8.13M | SEC |
| 10 | Jan 26, 2023 | Blackrock Inc. | 13G/A | 10.3% | 8.50M | SEC |
11 more beneficial-ownership filings on Premium
See the full Schedule 13D/13G history for Idexx Labs Inc.
Unlock full historyTop Institutional Holders (13F)
Largest reported positions · latest quarter
| # | Fund | Shares | Value |
|---|---|---|---|
| 1 | Blackrock, Inc. | 8.37M | $4.70B |
| 2 | State Street Corp | 3.67M | $2.06B |
| 3 | Geode Capital Management, LLC | 2.66M | $1.50B |
| 4 | Invesco Ltd. | 1.68M | $943.16M |
| 5 | Bamco Inc /Ny/ | 1.63M | $917.77M |
| 6 | Bank Of New York Mellon Corp | 1.50M | $845.38M |
| 7 | Fundsmith LLP | 1.47M | $823.61M |
| 8 | Morgan Stanley | 1.32M | $739.42M |
| 9 | Blair William & Co/Il | 946.3K | $531.74M |
| 10 | Northern Trust Corp | 911.9K | $512.38M |