Waters Corp
808 hedge funds and large institutions have $21.9B invested in Waters Corp in 2025 Q4 according to their latest regulatory filings, with 131 funds opening new positions, 245 increasing their positions, 290 reducing their positions, and 68 closing their positions.
93% more first-time investments, than exits
New positions opened: 131 | Existing positions closed: 68
38% more funds holding in top 10
Funds holding in top 10: 8 → 11 (+3)
28% more capital invested
Capital invested by funds: $17.2B → $21.9B (+$4.73B)
7% more funds holding
Funds holding: 756 → 808 (+52)
0.6% more ownership
Funds ownership: 96.26% → 96.86% (+0.6%)
16% less repeat investments, than reductions
Existing positions increased: 245 | Existing positions reduced: 290
51% less call options, than puts
Call options by funds: $24.7M | Put options by funds: $50M
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
VAM
Veritas Asset Management
London,
United Kingdom
|
+$242M |
| 2 |
T. Rowe Price Associates
Baltimore,
Maryland
|
+$206M |
| 3 |
Marshall Wace
London,
United Kingdom
|
+$201M |
| 4 |
Millennium Management
New York
|
+$190M |
| 5 |
Goldman Sachs
New York
|
+$105M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
BlackRock
New York
|
-$233M |
| 2 |
Fundsmith LLP
London,
United Kingdom
|
-$146M |
| 3 |
Invesco
Atlanta,
Georgia
|
-$112M |
| 4 |
Mawer Investment Management
Calgary,
Alberta, Canada
|
-$92.8M |
| 5 |
Kovitz Investment Group Partners
Chicago,
Illinois
|
-$79.8M |
WAT Hedge Fund Activity: Q4 2025 in Review
808 of the 8,266 institutional investors tracked by Wall St. Rank reported a position in Waters Corp (WAT) for Q4 2025, worth a combined $21.9B — up 28% from $17.2B a quarter earlier.
Buyers outnumbered sellers: 131 funds opened new WAT positions and 68 closed out — a net gain of 63 holders — while 245 added to existing stakes and 290 trimmed.
The largest buyer was Veritas Asset Management, adding an estimated $242M. The largest seller was BlackRock, cutting an estimated $233M.
- 808 institutional investors held Waters Corp (WAT) as of Q4 2025, up from 756 in Q3 2025.
- Funds reported $21.9B of Waters Corp stock for Q4 2025, up 28% quarter-over-quarter.
- 131 funds opened new Waters Corp positions in Q4 2025 and 68 closed out, a net change of +63 holders.
- The largest Waters Corp buyer in Q4 2025 was Veritas Asset Management, an estimated $242M added.
- The largest Waters Corp seller in Q4 2025 was BlackRock, an estimated $233M sold.
Based on aggregated 13F filings for Q4 2025.