Position in IDXX
as of Dec 31, 2025
· filed Jan 29, 2026
Position Value
$6,728,312,749
+$363,674,600 QoQ
Shares Held
9,945,328
-0.2% QoQ
Ownership
12.6%
of shares outstanding
% of Portfolio
0.10%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
24 quarters on record
Voting authority
Sole 0.ToString("F0")%
Shared 5.125280935932933.ToString("F0")%
None 94.87471906406707.ToString("F0")%
Common Shares in IDXX Over Time
Shares Held
Position Value (USD)
Position in Diagnostics & Research
Healthcare · as of Dec 31, 2025VANGUARD GROUP INC holds $72,994,492,733 across 41 Diagnostics & Research names. IDXX ranks #3 (9.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | TMO |
Thermo Fisher Scientific Inc.
|
34,133,702 | $19,778,773,621 | |
| 2 | DHR |
Danaher Corp /De/
|
60,978,360 | $13,959,166,168 | |
| 3 | IDXX |
Idexx Laboratories Inc /De
This page
|
9,945,328 | $6,728,312,749 | |
| 4 | A |
Agilent Technologies, Inc.
|
34,105,783 | $4,640,773,889 | |
| 5 | IQV |
Iqvia Holdings Inc.
|
19,650,532 | $4,429,426,415 | |
| 6 | MTD |
Mettler Toledo International Inc/
|
2,540,511 | $3,541,954,775 | |
| 7 | WAT |
Waters Corp /De/
|
7,469,936 | $2,837,305,789 | |
| 8 | NTRA |
Natera, Inc.
|
12,306,424 | $2,819,278,671 |
All Filings in IDXX
Export CSV
24 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2025-12-31 | $6,728,312,749 | 9,945,328 | Shares | Defined | 2026-01-29 | |
| 2025-09-30 | $6,364,638,149 | 9,962,025 | Shares | Sole | 2025-11-07 | |
| 2025-06-30 | $5,296,885,793 | 9,875,985 | Shares | Sole | 2025-08-11 | |
| 2025-03-31 | $4,139,000,742 | 9,855,937 | Shares | Defined | 2025-05-09 | |
| 2024-12-31 | $4,014,299,812 | 9,709,510 | Shares | Defined | 2025-02-11 | |
| 2024-09-30 | $4,902,277,478 | 9,703,253 | Shares | Defined | 2024-11-13 | |
| 2024-06-30 | $4,723,819,580 | 9,695,853 | Shares | Defined | 2024-08-13 | |
| 2024-03-31 | $4,576,475,833 | 8,476,054 | Shares | Defined | 2024-05-10 | |
| 2023-12-31 | $4,650,024,067 | 8,377,667 | Shares | Defined | 2024-03-11 | |
| 2023-09-30 | $3,612,051,342 | 8,260,460 | Shares | Sole | 2023-12-18 | |
| 2023-06-30 | $4,141,436,289 | 8,246,095 | Shares | Sole | 2023-08-14 | |
| 2023-03-31 | $4,102,510,793 | 8,203,709 | Shares | Sole | 2023-07-14 | |
| 2022-12-31 | $3,317,726,131 | 8,132,479 | Shares | Defined | 2023-02-10 | |
| 2022-09-30 | $2,623,181,955 | 8,051,510 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $2,825,211,868 | 8,055,233 | Shares | Sole | 2022-08-12 | |
| 2022-03-31 | $4,378,127,743 | 8,003,012 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $5,217,285,418 | 7,923,466 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $4,929,531,392 | 7,926,566 | Shares | Sole | 2021-11-12 | |
| 2021-06-30 | $5,725,342,417 | 9,065,541 | Shares | Defined | 2021-08-13 | |
| 2021-03-31 | $4,470,325,881 | 9,135,979 | Shares | Defined | 2021-05-14 | |
| 2020-12-31 | $4,551,445,812 | 9,105,259 | Shares | Defined | 2021-02-12 | |
| 2020-09-30 | $3,618,594,450 | 9,205,043 | Shares | Sole | 2020-11-16 | |
| 2020-06-30 | $3,110,206,244 | 9,420,300 | Shares | Defined | 2020-08-14 | |
| 2020-03-31 | $2,345,436,958 | 9,682,286 | Shares | Sole | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||