Position in WAT
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$1,810,693
-$1,185,406 QoQ
Shares Held
4,828
-38.8% QoQ
Ownership
0.005%
of shares outstanding
% of Portfolio
0.05%
of 13F equity value
Holder Rank
#402
of 1,173 holders
Holding Since
Mar 2025
5 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in WAT Over Time
Shares Held
Position Value (USD)
Position in Diagnostics & Research
Healthcare · as of Jun 30, 2026SummitTX Capital, L.P. holds $14,673,553 across 10 Diagnostics & Research names. WAT ranks #4 (12.3% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | CRL |
Charles River Laboratories International, Inc.
|
14,458 | $3,278,929 | |
| 2 | ICLR |
Icon PLC
|
15,199 | $2,640,218 | |
| 3 | CSTL |
Castle Biosciences Inc
|
79,018 | $1,884,579 | |
| 4 | WAT |
Waters Corp /De/
This page
|
4,828 | $1,810,693 | |
| 5 | RVTY |
Revvity, Inc.
|
16,006 | $1,780,827 | |
| 6 | TMO |
Thermo Fisher Scientific Inc.
|
2,578 | $1,292,506 | |
| 7 | A |
Agilent Technologies, Inc.
|
8,493 | $1,128,125 | |
| 8 | BLLN |
BillionToOne, Inc.
|
4,415 | $529,711 |
All Filings in WAT
Export CSV
5 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $1,810,693 | 4,828 | Shares | Sole | 2026-08-14 | |
| 2025-12-31 | $2,996,099 | 7,888 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $374,162 | 1,248 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $1,719,720 | 4,927 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $1,749,601 | 4,747 | Shares | Defined | 2025-05-15 | |
| No filing history on record for this holder in this stock. | ||||||