Position in WAT
as of Jun 30, 2026
· filed Aug 13, 2026
Position Value
$2,227,362
+$951,289 QoQ
Shares Held
5,939
+38.6% QoQ
Ownership
0.006%
of shares outstanding
% of Portfolio
0.11%
of 13F equity value
Holder Rank
#373
of 1,173 holders
Holding Since
Mar 2023
14 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, 2026OSTRUM ASSET MANAGEMENT holds $43,427,970 across 11 Diagnostics & Research names. WAT ranks #5 (5.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ILMN |
Illumina, Inc.
|
168,555 | $29,637,025 | |
| 2 | DGX |
Quest Diagnostics Inc
|
17,402 | $3,688,353 | |
| 3 | A |
Agilent Technologies, Inc.
|
21,180 | $2,813,339 | |
| 4 | MTD |
Mettler Toledo International Inc/
|
2,062 | $2,634,225 | |
| 5 | WAT |
Waters Corp /De/
This page
|
5,939 | $2,227,362 | |
| 6 | IDXX |
Idexx Laboratories Inc /De
|
1,539 | $810,191 | |
| 7 | NTRA |
Natera, Inc.
|
1,578 | $428,348 | |
| 8 | IQV |
Iqvia Holdings Inc.
|
1,707 | $329,826 |
All Filings in WAT
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14 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $2,227,362 | 5,939 | Shares | Defined | 2026-08-13 | |
| 2026-03-31 | $1,276,073 | 4,285 | Shares | Defined | 2026-05-14 | |
| 2025-12-31 | $174,341 | 459 | Shares | Defined | 2026-02-13 | |
| 2025-09-30 | $183,783 | 613 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $220,942 | 633 | Shares | Defined | 2025-08-13 | |
| 2025-03-31 | $239,939 | 651 | Shares | Defined | 2025-05-14 | |
| 2024-12-31 | $247,814 | 668 | Shares | Defined | 2025-02-13 | |
| 2024-09-30 | $752,170 | 2,090 | Shares | Defined | 2024-11-13 | |
| 2024-06-30 | $599,097 | 2,065 | Shares | Defined | 2024-08-13 | |
| 2024-03-31 | $1,306,008 | 3,794 | Shares | Defined | 2024-05-13 | |
| 2023-12-31 | $1,249,098 | 3,794 | Shares | Defined | 2024-02-13 | |
| 2023-09-30 | $1,469,217 | 5,358 | Shares | Defined | 2023-11-14 | |
| 2023-06-30 | $775,364 | 2,909 | Shares | Defined | 2023-08-11 | |
| 2023-03-31 | $900,404 | 2,908 | Shares | Defined | 2023-05-12 | |
| No filing history on record for this holder in this stock. | ||||||