14 insiders reported 65 Form 4 transactions for WATERS CORP /DE/ (WAT) over the past 18 months (most recent 2026-07-02). Recent activity: Jiang Wei (Director) Buy 67 shares, Knight Heather (Director) Buy 63 shares, Carpio Robert L III (SVP Waters Analytical Sciences) Sell 189 shares, Chaubal Amol (SVP & Chief Financial Officer) Sell 239 shares, Bennett Jianqing (SVP Waters Adv. Diagnostics) Sell 302 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-07-02 | Jiang Wei | Director | Buy | 67 | $0 |
| 2026-07-02 | Knight Heather | Director | Buy | 63 | $0 |
| 2026-06-25 | Carpio Robert L III | SVP Waters Analytical Sciences | Sell | 189 | $69,775 |
| 2026-05-14 | Chaubal Amol | SVP & Chief Financial Officer | Sell | 239 | $84,178 |
| 2026-04-07 | Bennett Jianqing | SVP Waters Adv. Diagnostics | Sell | 302 | $91,835 |
| 2026-04-02 | Jiang Wei | Director | Buy | 64 | $0 |
| 2026-04-02 | Knight Heather | Director | Buy | 68 | $0 |
| 2026-03-18 | Jiang Wei | Director | Buy | 500 | $144,730 |
| 2026-03-10 | FEARON RICHARD H | Director | Buy | 1,000 | $306,340 |
| 2026-03-03 | Chaubal Amol | SVP & Chief Financial Officer | Sell | 709 | $217,826 |
| 2026-03-03 | Batra Udit | President and CEO | Sell | 3,417 | $1.0M |
| 2026-03-03 | Bennett Jianqing | SVP Waters Adv. Diagnostics | Sell | 410 | $125,964 |
| 2026-02-27 | FEARON RICHARD H | Director | Buy | 23 | $0 |
| 2026-02-27 | BADDOUR LINDA | Director | Buy | 23 | $0 |
| 2026-02-27 | Brennan Daniel J. | Director | Buy | 23 | $0 |
| 2026-02-27 | Fraser Claire | Director | Buy | 358 | $0 |
| 2026-02-27 | Carpio Robert L III | SVP Waters Analytical Sciences | Buy | 997 | $0 |
| 2026-02-27 | Jiang Wei | Director | Buy | 23 | $0 |
| 2026-02-27 | Huang Pearl S | Director | Buy | 23 | $0 |
| 2026-02-27 | Batra Udit | President and CEO | Buy | 5,165 | $0 |
| 2026-02-27 | Chaubal Amol | SVP & Chief Financial Officer | Buy | 1,455 | $0 |
| 2026-02-27 | Ornskov Flemming | Director | Buy | 336 | $0 |
| 2026-02-27 | Bennett Jianqing | SVP Waters Adv. Diagnostics | Buy | 986 | $0 |
| 2026-02-27 | Vergnano Mark | Director | Buy | 23 | $0 |
| 2026-02-27 | KUEBLER CHRISTOPHER A | Director | Buy | 23 | $0 |
Source: SEC Form 4 filings · as of 2026-07-02