Position in IDXX
as of Mar 31, 2026
· filed Apr 30, 2026
Position Value
$93,414,769
-$14,583,091 QoQ
Shares Held
166,251
+4.1% QoQ
Ownership
0.211%
of shares outstanding
% of Portfolio
0.06%
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, 2026CallValue
$1,966,615
CallShares
3,500
PutValue
$0
PutShares
0
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, 2026HSBC HOLDINGS PLC holds $1,313,838,116 across 21 Diagnostics & Research names. IDXX ranks #6 (7.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | TMO |
Thermo Fisher Scientific Inc.
|
718,953 | $353,386,958 | |
| 2 | DHR |
Danaher Corp /De/
|
1,370,265 | $259,802,237 | |
| 3 | WAT |
Waters Corp /De/
|
465,000 | $138,476,995 | |
| 4 | A |
Agilent Technologies, Inc.
|
1,092,001 | $124,466,271 | |
| 5 | MTD |
Mettler Toledo International Inc/
|
92,415 | $116,553,796 | |
| 6 | IDXX |
Idexx Laboratories Inc /De
This page
|
166,251 | $93,414,769 | |
| 7 | IQV |
Iqvia Holdings Inc.
|
344,929 | $58,824,187 | |
| 8 | LH |
Labcorp Holdings Inc.
|
201,073 | $53,648,284 |
All Filings in IDXX
Export CSV
48 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $93,414,769 | 166,251 | Shares | Defined | 2026-04-30 | |
| 2026-03-31 | $1,966,615 | 3,500 | Call | Defined | 2026-04-30 | |
| 2025-12-31 | $2,367,855 | 3,500 | Call | Defined | 2026-03-20 | |
| 2025-12-31 | $107,997,860 | 159,635 | Shares | Sole | 2026-03-20 | |
| 2025-09-30 | $2,236,115 | 3,500 | Call | Sole | 2025-11-13 | |
| 2025-09-30 | $123,395,209 | 193,140 | Shares | Defined | 2025-11-13 | |
| 2025-06-30 | $4,022,550 | 7,500 | Call | Sole | 2025-08-13 | |
| 2025-06-30 | $120,220,605 | 224,150 | Shares | Sole | 2025-08-13 | |
| 2025-03-31 | $145,980,073 | 347,613 | Shares | Defined | 2025-05-14 | |
| 2025-03-31 | $3,149,625 | 7,500 | Call | Sole | 2025-05-14 | |
| 2024-12-31 | $3,100,800 | 7,500 | Call | Sole | 2025-02-14 | |
| 2024-12-31 | $160,200,966 | 387,483 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $173,926,022 | 344,258 | Shares | Sole | 2024-11-14 | |
| 2024-09-30 | $4,546,980 | 9,000 | Call | Sole | 2024-11-14 | |
| 2024-06-30 | $4,238,640 | 8,700 | Call | Sole | 2024-08-12 | |
| 2024-06-30 | $132,396,107 | 271,749 | Shares | Sole | 2024-08-12 | |
| 2024-03-31 | $4,697,391 | 8,700 | Call | Sole | 2024-05-15 | |
| 2024-03-31 | $162,527,024 | 301,015 | Shares | Defined | 2024-05-15 | |
| 2023-12-31 | $4,162,875 | 7,500 | Call | Sole | 2024-02-12 | |
| 2023-12-31 | $109,715,621 | 197,668 | Shares | Defined | 2024-02-12 | |
| 2023-09-30 | $4,154,065 | 9,500 | Call | Sole | 2023-11-13 | |
| 2023-09-30 | $62,811,207 | 143,644 | Shares | Sole | 2023-11-13 | |
| 2023-06-30 | $2,260,035 | 4,500 | Call | Sole | 2023-08-11 | |
| 2023-06-30 | $76,140,574 | 151,605 | Shares | Sole | 2023-08-11 | |
| 2023-03-31 | $65,568,486 | 131,116 | Shares | Defined | 2023-05-15 | |
| 2023-03-31 | $2,500,400 | 5,000 | Call | Sole | 2023-05-15 | |
| 2022-12-31 | $1,427,860 | 3,500 | Call | Sole | 2023-02-14 | |
| 2022-12-31 | $59,041,599 | 144,724 | Shares | Defined | 2023-02-14 | |
| 2022-09-30 | $32,862,791 | 100,868 | Shares | Sole | 2022-11-14 | |
| 2022-09-30 | $977,400 | 3,000 | Call | Sole | 2022-11-14 | |
| 2022-06-30 | $36,872,242 | 105,130 | Shares | Other | 2022-08-11 | |
| 2022-06-30 | $806,679 | 2,300 | Call | Sole | 2022-08-11 | |
| 2022-03-31 | $875,296 | 1,600 | Call | Sole | 2022-05-16 | |
| 2022-03-31 | $55,028,216 | 100,589 | Shares | Sole | 2022-05-16 | |
| 2021-12-31 | $68,989,486 | 104,774 | Shares | Other | 2022-02-11 | |
| 2021-12-31 | $987,690 | 1,500 | Call | Sole | 2022-02-11 | |
| 2021-09-30 | $932,850 | 1,500 | Call | Sole | 2021-11-12 | |
| 2021-09-30 | $64,452,469 | 103,638 | Shares | Other | 2021-11-12 | |
| 2021-06-30 | $68,604,011 | 108,628 | Shares | Sole | 2021-08-13 | |
| 2021-06-30 | $821,015 | 1,300 | Call | Sole | 2021-08-13 | |
| 2021-03-31 | $45,497,998 | 92,984 | Shares | Other | 2021-05-14 | |
| 2021-03-31 | $489,310 | 1,000 | Call | Sole | 2021-05-14 | |
| 2020-12-31 | $56,981,678 | 113,993 | Shares | Other | 2021-02-25 | |
| 2020-12-31 | $499,870 | 1,000 | Call | Sole | 2021-02-25 | |
| 2020-09-30 | $393,110 | 1,000 | Call | Sole | 2020-11-12 | |
| 2020-09-30 | $36,575,345 | 93,041 | Shares | Sole | 2020-11-12 | |
| 2020-06-30 | $28,396,070 | 86,007 | Shares | Defined | 2020-08-14 | |
| 2020-03-31 | $24,715,261 | 102,028 | Shares | Defined | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||