Waters
WAT · NYSE
Who owns WAT
Largest institutional holders, from their latest 13F filings
The 10 largest institutions hold 39.3% of WAT’s shares.
- Vanguard Capital Management, LLC6.5%
- BlackRock Institutional Trust Company, N.A.5.4%
- Vanguard Portfolio Management, LLC4.8%
- State Street Investment Management (US)4.5%
- Next 6 largest institutions18.1%
- All other shareholders60.7%
| Holder | Shares | % of shares |
|---|---|---|
| Vanguard Capital Management, LLC | 6.42M | 6.53% |
| BlackRock Institutional Trust Company, N.A. | 5.29M | 5.38% |
| Vanguard Portfolio Management, LLC | 4.74M | 4.83% |
| State Street Investment Management (US) | 4.38M | 4.46% |
| MFS Investment Management | 4.28M | 4.36% |
| T. Rowe Price Investment Management, Inc. | 3.82M | 3.89% |
| AllianceBernstein L.P. | 2.69M | 2.74% |
| Geode Capital Management, L.L.C. | 2.64M | 2.68% |
| Fundsmith LLP | 2.27M | 2.32% |
| T. Rowe Price Associates, Inc. | 2.04M | 2.07% |
Largest mutual fund holders
| Holder | Shares | % of shares |
|---|---|---|
| Vanguard Total Stock Market Index Fund | 3.13M | 3.18% |
| Fundsmith Equity Fund | 3.02M | 3.07% |
| Vanguard 500 Index Fund | 2.58M | 2.63% |
| Vanguard Mid-Cap Index Fund | 2.12M | 2.16% |
| T. Rowe Price Capital Appreciation Fund | 2.10M | 2.14% |
Insider trades
Form 4 filings by officers, directors and large holders
Over the last 6 months, insiders sold $1.44M (1 trade) of WAT on the open market, with no buys.
| Insider | Type | Shares | Value |
|---|---|---|---|
| Knight Heather | Award | 57 | — |
| Jiang Wei | Award | 57 | — |
| KUEBLER CHRISTOPHER A | Option exercise | 3.63K | — |
| KUEBLER CHRISTOPHER A | Sale | 3.63K | $1.44M |
| KUEBLER CHRISTOPHER A | Option exercise | 3.63K | $494.70K |
| Knight Heather | Award | 63 | — |
| Jiang Wei | Award | 67 | — |
| Carpio Robert L III | Tax withholding | 189 | $69.78K |
| Chaubal Amol | Tax withholding | 239 | $84.18K |
Congressional trades
Disclosed by members of Congress over the last 12 months
| Member | Type | Amount | Traded |
|---|---|---|---|
| Thomas KeanHouse | Sale | $1K–$15K | Mar 10, 2026 |
| Thomas KeanHouse | Sale | $1K–$15K | Feb 13, 2026 |
| Debbie DingellHouse | Receive | $1K–$15K | Feb 10, 2026 |
| Kevin HernHouse | Exchange | $1K–$15K | Feb 9, 2026 |
| Julia LetlowHouse | Purchase | $1K–$15K | Dec 8, 2025 |
Short interest
Settled Sep 30, 2026
- Shares short
- 3.40M
- Days to cover
- 4.37
- % of shares outstanding
- 3.47%
- Average daily volume
- 779.73K
- Change since last report
- +3.0%
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