WAT: Waters Corp insider trading, 5% holders and institutional ownership
From public SEC filings: open-market insider purchases and sales (Form 4, last 180 days), holders of 5% or more (Schedules 13D and 13G) and institutional ownership (Form 13F). Insider and 5% data delayed 48 hours.
Insider trading
0 open-market buys totaling - and 0 sales totaling - in the last 180 days.
Institutional ownership (Q2 2026)
1,186 institutions reported holding $35.04B of Waters Corp on Form 13F (1,177 the quarter before). 143 opened a new position and 135 sold out. Shares held by institutions: +5%.
| Largest holders | Shares | Value |
|---|---|---|
| BlackRock, Inc. | 8,484,939 | $3.18B |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | 4,625,035 | $2.53B |
| VANGUARD CAPITAL MANAGEMENT LLC | 6,415,552 | $2.41B |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 4,740,524 | $1.78B |
| STATE STREET CORP | 4,382,008 | $1.64B |
| Invesco Ltd. | 3,494,267 | $1.31B |
| First Eagle Investment Management, LLC | 2,670,216 | $1.00B |
| GEODE CAPITAL MANAGEMENT, LLC | 2,636,146 | $984.75M |
| Fundsmith LLP | 2,273,632 | $852.70M |
| ALLIANCEBERNSTEIN L.P. | 2,694,590 | $802.45M |
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