Position in WAT
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$2,025,635
+$181,941 QoQ
Shares Held
6,802
+40.1% QoQ
Ownership
0.007%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Jun 2024
8 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)
Position in Diagnostics & Research
Healthcare · as of Mar 31, 2026&PARTNERS holds $64,941,307 across 15 Diagnostics & Research names. WAT ranks #7 (3.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | DGX |
Quest Diagnostics Inc
|
122,183 | $23,945,424 | |
| 2 | TMO |
Thermo Fisher Scientific Inc.
|
26,876 | $13,210,360 | |
| 3 | DHR |
Danaher Corp /De/
|
48,195 | $9,137,772 | |
| 4 | IDXX |
Idexx Laboratories Inc /De
|
6,326 | $3,554,516 | |
| 5 | LH |
Labcorp Holdings Inc.
|
9,868 | $2,632,881 | |
| 6 | MEDP |
Medpace Holdings, Inc.
|
4,360 | $2,093,628 | |
| 7 | WAT |
Waters Corp /De/
This page
|
6,802 | $2,025,635 | |
| 8 | IQV |
Iqvia Holdings Inc.
|
10,802 | $1,842,173 |
All Filings in WAT
Export CSV
8 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $2,025,635 | 6,802 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $1,843,694 | 4,854 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $866,450 | 2,890 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $1,010,121 | 2,894 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $988,873 | 2,683 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $974,935 | 2,628 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $747,131 | 2,076 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $304,335 | 1,049 | Shares | Sole | 2024-07-24 | |
| No filing history on record for this holder in this stock. | ||||||