Huang Pearl S (CIK 1837486) reported 2 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-02-27). Recent activity: Buy WAT (23 shares), Buy WAT (307 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-02-27 | WATERS CORP /DE/ (WAT) | Director | Buy | 23 | $0 |
| 2026-01-05 | WATERS CORP /DE/ (WAT) | Director | Buy | 307 | $0 |
Source: SEC Form 4 filings · as of 2026-02-27