Position in IDXX
as of Jun 30, 2026
· filed Aug 13, 2026
Position Value
$199,785,032
+$26,454,891 QoQ
Shares Held
379,502
+23.0% QoQ
Ownership
0.482%
of shares outstanding
% of Portfolio
0.17%
of 13F equity value
Holder Rank
#35
of 1,286 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority
Sole 97%
Shared 0%
None 3%
Common Shares in IDXX Over Time
Shares Held
Position Value (USD)
Position in Diagnostics & Research
Healthcare · as of Jun 30, 2026Clearbridge Investments, LLC holds $1,898,720,564 across 10 Diagnostics & Research names. IDXX ranks #3 (10.5% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | TMO |
Thermo Fisher Scientific Inc.
|
1,691,069 | $847,834,353 | |
| 2 | NTRA |
Natera, Inc.
|
1,018,325 | $276,424,321 | |
| 3 | IDXX |
Idexx Laboratories Inc /De
This page
|
379,502 | $199,785,032 | |
| 4 | CRL |
Charles River Laboratories International, Inc.
|
781,276 | $177,185,584 | |
| 5 | MEDP |
Medpace Holdings, Inc.
|
226,104 | $119,742,417 | |
| 6 | RDNT |
RadNet, Inc.
|
1,546,652 | $95,382,028 | |
| 7 | WAT |
Waters Corp /De/
|
170,887 | $64,089,460 | |
| 8 | DHR |
Danaher Corp /De/
|
228,767 | $43,575,538 |
All Filings in IDXX
Export CSV
26 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $199,785,032 | 379,502 | Shares | Sole | 2026-08-13 | |
| 2026-03-31 | $173,330,141 | 308,477 | Shares | Sole | 2026-05-13 | |
| 2025-12-31 | $198,188,110 | 292,948 | Shares | Sole | 2026-02-11 | |
| 2025-09-30 | $179,430,339 | 280,847 | Shares | Sole | 2025-11-13 | |
| 2025-06-30 | $152,194,520 | 283,765 | Shares | Sole | 2025-08-12 | |
| 2025-03-31 | $141,547,087 | 337,057 | Shares | Sole | 2025-05-13 | |
| 2024-12-31 | $104,239,800 | 252,128 | Shares | Sole | 2025-02-12 | |
| 2024-09-30 | $173,343,002 | 343,104 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 | $171,890,980 | 352,814 | Shares | Sole | 2024-08-27 | |
| 2024-03-31 | $23,930,237 | 44,321 | Shares | Sole | 2024-05-13 | |
| 2023-12-31 | $23,779,452 | 42,842 | Shares | Sole | 2024-02-09 | |
| 2023-09-30 | $18,556,426 | 42,437 | Shares | Sole | 2023-11-13 | |
| 2023-06-30 | $21,118,269 | 42,049 | Shares | Sole | 2023-08-11 | |
| 2023-03-31 | $20,368,258 | 40,730 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $3,575,769 | 8,765 | Shares | Sole | 2023-02-10 | |
| 2022-09-30 | $2,735,416 | 8,396 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $2,769,013 | 7,895 | Shares | Sole | 2022-08-11 | |
| 2022-03-31 | $4,598,586 | 8,406 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $5,539,623 | 8,413 | Shares | Sole | 2022-02-11 | |
| 2021-09-30 | $4,843,357 | 7,788 | Shares | Sole | 2021-11-12 | |
| 2021-06-30 | $4,220,017 | 6,682 | Shares | Sole | 2021-08-13 | |
| 2021-03-31 | $3,229,935 | 6,601 | Shares | Sole | 2021-05-13 | |
| 2020-12-31 | $3,295,642 | 6,593 | Shares | Sole | 2021-02-10 | |
| 2020-09-30 | $2,636,588 | 6,707 | Shares | Sole | 2020-11-12 | |
| 2020-06-30 | $2,261,596 | 6,850 | Shares | Defined | 2020-08-14 | |
| 2020-03-31 | $27,653,876 | 114,159 | Shares | Defined | 2020-05-22 | |
| No filing history on record for this holder in this stock. | ||||||