Jiang Wei (CIK 1867980) reported 13 SEC Form 4 insider transactions across 2 companies over the past 18 months (most recent 2026-07-02). Recent activity: Buy WAT (67 shares), Buy STAA (10,683 shares), Buy WAT (64 shares), Buy WAT (500 shares), Buy WAT (23 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-07-02 | WATERS CORP /DE/ (WAT) | Director | Buy | 67 | $0 |
| 2026-06-22 | STAAR SURGICAL CO (STAA) | Director | Buy | 10,683 | $0 |
| 2026-04-02 | WATERS CORP /DE/ (WAT) | Director | Buy | 64 | $0 |
| 2026-03-18 | WATERS CORP /DE/ (WAT) | Director | Buy | 500 | $144,730 |
| 2026-02-27 | WATERS CORP /DE/ (WAT) | Director | Buy | 23 | $0 |
| 2026-01-14 | STAAR SURGICAL CO (STAA) | Director | Buy | 20,967 | $0 |
| 2026-01-05 | WATERS CORP /DE/ (WAT) | Director | Buy | 60 | $0 |
| 2026-01-05 | WATERS CORP /DE/ (WAT) | Director | Buy | 307 | $0 |
| 2025-11-14 | STAAR SURGICAL CO (STAA) | Director | Buy | 20,967 | $0 |
| 2025-10-02 | WATERS CORP /DE/ (WAT) | Director | Buy | 73 | $0 |
| 2025-08-13 | STAAR SURGICAL CO (STAA) | Director | Buy | 20,967 | $0 |
| 2025-07-01 | WATERS CORP /DE/ (WAT) | Director | Buy | 68 | $0 |
| 2025-04-02 | WATERS CORP /DE/ (WAT) | Director | Buy | 53 | $0 |
Source: SEC Form 4 filings · as of 2026-07-02