Position in IDXX
as of Mar 31, 2026
· filed May 5, 2026
Position Value
$171,470,284
-$21,308,291 QoQ
Shares Held
305,167
+7.1% QoQ
Ownership
0.387%
of shares outstanding
% of Portfolio
0.04%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 79.11373117014618.ToString("F0")%
Shared 0.ToString("F0")%
None 20.88626882985382.ToString("F0")%
Common Shares in IDXX Over Time
Shares Held
Position Value (USD)
Derivatives in IDXX
reported options exposure · as of Mar 31, 2024CallValue
$0
CallShares
0
PutValue
$29,210,213
PutShares
54,100
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Diagnostics & Research
Healthcare · as of Mar 31, 2026UBS Group AG holds $3,686,317,391 across 46 Diagnostics & Research names. IDXX ranks #4 (4.7% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | TMO |
Thermo Fisher Scientific Inc.
|
2,453,453 | $1,205,945,748 | |
| 2 | DHR |
Danaher Corp /De/
|
2,549,143 | $483,317,510 | |
| 3 | WAT |
Waters Corp /De/
|
640,339 | $190,692,952 | |
| 4 | IDXX |
Idexx Laboratories Inc /De
This page
|
305,167 | $171,470,284 | |
| 5 | MEDP |
Medpace Holdings, Inc.
|
340,433 | $163,472,521 | |
| 6 | LH |
Labcorp Holdings Inc.
|
564,529 | $150,621,981 | |
| 7 | ILMN |
Illumina, Inc.
|
1,162,435 | $143,281,736 | |
| 8 | DGX |
Quest Diagnostics Inc
|
702,337 | $137,644,004 |
All Filings in IDXX
Export CSV
26 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $171,470,284 | 305,167 | Shares | Defined | 2026-05-05 | |
| 2025-12-31 | $192,778,575 | 284,952 | Shares | Defined | 2026-01-29 | |
| 2025-09-30 | $224,182,026 | 350,893 | Shares | Defined | 2025-11-13 | |
| 2025-06-30 | $200,060,716 | 373,011 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $158,129,229 | 376,543 | Shares | Defined | 2025-05-13 | |
| 2024-12-31 | $137,297,220 | 332,085 | Shares | Defined | 2025-02-14 | |
| 2024-09-30 | $115,784,800 | 229,177 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $108,043,905 | 221,765 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $111,674,260 | 206,831 | Shares | Defined | 2024-05-13 | |
| 2024-03-31 | $29,210,213 | 54,100 | Put | Defined | 2024-05-13 | |
| 2023-12-31 | $116,248,559 | 209,438 | Shares | Defined | 2024-02-09 | |
| 2023-09-30 | $80,470,359 | 184,029 | Shares | Defined | 2023-11-09 | |
| 2023-06-30 | $70,456,339 | 140,287 | Shares | Defined | 2023-08-11 | |
| 2023-03-31 | $60,330,150 | 120,641 | Shares | Defined | 2023-05-12 | |
| 2022-12-31 | $49,278,302 | 120,792 | Shares | Defined | 2023-02-08 | |
| 2022-09-30 | $20,003,791 | 61,399 | Shares | Defined | 2022-11-10 | |
| 2022-06-30 | $37,627,364 | 107,283 | Shares | Defined | 2022-08-10 | |
| 2022-03-31 | $69,126,499 | 126,360 | Shares | Defined | 2022-05-16 | |
| 2021-12-31 | $124,902,616 | 189,689 | Shares | Defined | 2022-02-14 | |
| 2021-09-30 | $127,982,666 | 205,793 | Shares | Defined | 2021-11-15 | |
| 2021-06-30 | $101,061,261 | 160,021 | Shares | Defined | 2021-08-13 | |
| 2021-03-31 | $78,865,517 | 161,177 | Shares | Defined | 2021-05-12 | |
| 2020-12-31 | $70,679,117 | 141,395 | Shares | Defined | 2021-02-11 | |
| 2020-09-30 | $47,577,709 | 121,029 | Shares | Defined | 2020-11-12 | |
| 2020-06-30 | $42,135,348 | 127,621 | Shares | Defined | 2020-07-31 | |
| 2020-03-31 | $29,604,392 | 122,211 | Shares | Defined | 2020-05-01 | |
| No filing history on record for this holder in this stock. | ||||||