Position in IDXX
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$105,475,179
-$37,568,969 QoQ
Shares Held
187,715
-11.2% QoQ
Ownership
0.238%
of shares outstanding
% of Portfolio
0.05%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in IDXX Over Time
Shares Held
Position Value (USD)
Derivatives in IDXX
reported options exposure · as of Mar 31, 2025CallValue
$0
CallShares
0
PutValue
$38,887,370
PutShares
92,600
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, 2026BARCLAYS PLC holds $2,117,156,031 across 34 Diagnostics & Research names. IDXX ranks #5 (5.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | TMO |
Thermo Fisher Scientific Inc.
|
1,844,083 | $906,422,113 | |
| 2 | DHR |
Danaher Corp /De/
|
1,621,385 | $307,414,594 | |
| 3 | MTD |
Mettler Toledo International Inc/
|
210,315 | $265,249,276 | |
| 4 | DGX |
Quest Diagnostics Inc
|
565,470 | $110,820,809 | |
| 5 | IDXX |
Idexx Laboratories Inc /De
This page
|
187,715 | $105,475,179 | |
| 6 | A |
Agilent Technologies, Inc.
|
798,138 | $90,971,768 | |
| 7 | WAT |
Waters Corp /De/
|
180,779 | $53,835,985 | |
| 8 | IQV |
Iqvia Holdings Inc.
|
288,563 | $49,211,533 |
All Filings in IDXX
Export CSV
28 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $105,475,179 | 187,715 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $143,044,148 | 211,438 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 | $151,206,094 | 236,670 | Shares | Sole | 2026-03-31 | |
| 2025-06-30 | $163,680,238 | 305,180 | Shares | Sole | 2026-02-27 | |
| 2025-03-31 | $117,447,835 | 279,671 | Shares | Sole | 2026-03-17 | |
| 2025-03-31 | $38,887,370 | 92,600 | Put | Sole | 2026-03-17 | |
| 2024-12-31 | $89,294,355 | 215,979 | Shares | Sole | 2026-03-19 | |
| 2024-09-30 | $228,539,297 | 452,356 | Shares | Sole | 2026-03-31 | |
| 2024-09-30 | $52,037,660 | 103,000 | Put | Sole | 2026-03-31 | |
| 2024-06-30 | $119,694,808 | 245,679 | Shares | Sole | 2026-03-23 | |
| 2024-03-31 | $175,402,198 | 324,861 | Shares | Sole | 2026-03-24 | |
| 2023-12-31 | $170,708,956 | 307,556 | Shares | Sole | 2026-03-24 | |
| 2023-09-30 | $108,651,098 | 248,476 | Shares | Sole | 2026-03-26 | |
| 2023-06-30 | $85,064,702 | 169,374 | Shares | Sole | 2026-03-27 | |
| 2023-03-31 | $43,262,919 | 86,512 | Shares | Sole | 2026-03-30 | |
| 2022-12-31 | $47,373,946 | 116,124 | Shares | Sole | 2026-03-30 | |
| 2022-09-30 | $29,516,501 | 90,597 | Shares | Sole | 2022-11-03 | |
| 2022-06-30 | $34,046,061 | 97,072 | Shares | Sole | 2022-08-12 | |
| 2022-03-31 | $73,367,857 | 134,113 | Shares | Sole | 2022-05-16 | |
| 2021-12-31 | $114,167,086 | 173,385 | Shares | Sole | 2022-02-23 | |
| 2021-09-30 | $100,255,876 | 161,209 | Shares | Sole | 2021-11-09 | |
| 2021-09-30 | $12,438,000 | 20,000 | Call | Sole | 2021-11-09 | |
| 2021-06-30 | $87,836,604 | 139,081 | Shares | Sole | 2021-08-13 | |
| 2021-03-31 | $66,289,270 | 135,475 | Shares | Sole | 2021-05-13 | |
| 2020-12-31 | $65,647,425 | 131,329 | Shares | Sole | 2021-02-11 | |
| 2020-09-30 | $42,491,652 | 108,091 | Shares | Sole | 2020-11-12 | |
| 2020-06-30 | $39,135,514 | 118,535 | Shares | Sole | 2020-08-12 | |
| 2020-03-31 | $35,116,562 | 144,966 | Shares | Sole | 2020-05-13 | |
| No filing history on record for this holder in this stock. | ||||||