Position in WAT
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$53,835,985
+$12,126,475 QoQ
Shares Held
180,779
+64.6% QoQ
Ownership
0.184%
of shares outstanding
% of Portfolio
0.02%
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 WAT Over Time
Shares Held
Position Value (USD)
Derivatives in WAT
reported options exposure · as of Dec 31, 2025CallValue
$0
CallShares
0
PutValue
$18,991,500
PutShares
50,000
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. WAT ranks #7 (2.5% 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
|
187,715 | $105,475,179 | |
| 6 | A |
Agilent Technologies, Inc.
|
798,138 | $90,971,768 | |
| 7 | WAT |
Waters Corp /De/
This page
|
180,779 | $53,835,985 | |
| 8 | IQV |
Iqvia Holdings Inc.
|
288,563 | $49,211,533 |
All Filings in WAT
Export CSV
29 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $53,835,985 | 180,779 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $18,991,500 | 50,000 | Put | Sole | 2026-02-13 | |
| 2025-12-31 | $41,709,510 | 109,811 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 | $14,990,500 | 50,000 | Put | Sole | 2026-03-31 | |
| 2025-09-30 | $48,685,845 | 162,389 | Shares | Sole | 2026-03-31 | |
| 2025-06-30 | $75,578,676 | 216,533 | Shares | Sole | 2026-02-27 | |
| 2025-03-31 | $49,225,102 | 133,557 | Shares | Sole | 2026-03-17 | |
| 2024-12-31 | $43,361,995 | 116,885 | Shares | Sole | 2026-03-19 | |
| 2024-09-30 | $57,580,598 | 159,995 | Shares | Sole | 2026-03-31 | |
| 2024-06-30 | $34,424,476 | 118,656 | Shares | Sole | 2026-03-23 | |
| 2024-03-31 | $42,211,545 | 122,626 | Shares | Sole | 2026-03-24 | |
| 2023-12-31 | $49,991,269 | 151,843 | Shares | Sole | 2026-03-24 | |
| 2023-09-30 | $36,488,848 | 133,069 | Shares | Sole | 2026-03-26 | |
| 2023-06-30 | $32,823,600 | 123,147 | Shares | Sole | 2026-03-27 | |
| 2023-03-31 | $23,134,314 | 74,716 | Shares | Sole | 2026-03-30 | |
| 2022-12-31 | $27,432,093 | 80,075 | Shares | Sole | 2026-03-30 | |
| 2022-09-30 | $17,320,536 | 64,262 | Shares | Sole | 2022-11-03 | |
| 2022-06-30 | $14,262,589 | 43,092 | Shares | Sole | 2022-08-12 | |
| 2022-03-31 | $24,214,454 | 78,013 | Shares | Sole | 2022-05-16 | |
| 2021-12-31 | $45,524,267 | 122,180 | Shares | Sole | 2022-02-23 | |
| 2021-09-30 | $43,320,123 | 121,243 | Shares | Sole | 2021-11-09 | |
| 2021-06-30 | $29,472,238 | 85,276 | Shares | Sole | 2021-08-13 | |
| 2021-03-31 | $21,482,113 | 75,596 | Shares | Sole | 2021-05-13 | |
| 2020-12-31 | $13,958,197 | 56,415 | Shares | Sole | 2021-02-11 | |
| 2020-09-30 | $10,120,960 | 51,722 | Shares | Sole | 2020-11-12 | |
| 2020-06-30 | $17,940,237 | 99,447 | Shares | Sole | 2020-08-12 | |
| 2020-03-31 | $14,455,314 | 79,403 | Shares | Sole | 2020-05-13 | |
| 2020-03-31 | $200,255 | 1,100 | Call | Sole | 2020-05-13 | |
| 2020-03-31 | $218,460 | 1,200 | Put | Sole | 2020-05-13 | |
| No filing history on record for this holder in this stock. | ||||||