WATERS CORP /DE/ (WAT) has 4 SEC Form 4 insider filings on record in the last 90 days. Most recent filing: Aug. 7, 2026.
| Date | Insider | Value | Shares | Stake | Pre-planned | Links |
|---|---|---|---|---|---|---|
| Aug. 7, 2026 filed Aug. 6, 2026 | KUEBLER CHRISTOPHER A Director | $948,235 | 10,878 | — | No | |
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| July 2, 2026 filed June 30, 2026 | Knight Heather Director | $0 | 63 | +5% | No | |
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| July 2, 2026 filed June 30, 2026 | Jiang Wei Director | $0 | 67 | +2% | No | |
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| June 25, 2026 filed June 24, 2026 | Carpio Robert L III SVP Waters Analytical Sciences | $69,775 | 189 | −5% | No | |
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Form 4 is the filing company officers, directors and 10% shareholders must submit to the SEC within two business days of trading their own company's stock. Open-market purchases generally carry more signal than sales, which are often scheduled in advance. More on how this works.
Real-time Telegram alerts the moment a Form 4 is filed. Filings shown here are delayed by 72 hours.
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