Lau Joan (CIK 1881621) reported 10 SEC Form 4 insider transactions across 3 companies over the past 18 months (most recent 2026-07-06). Recent activity: Buy RMTI (9,633 shares), Buy OLED (455 shares), Buy BDN (37,582 shares), Buy OLED (456 shares), Buy OLED (341 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-07-06 | ROCKWELL MEDICAL, INC. (RMTI) | Director | Buy | 9,633 | $0 |
| 2026-07-02 | UNIVERSAL DISPLAY CORP \PA\ (OLED) | Director | Buy | 455 | $0 |
| 2026-06-01 | BRANDYWINE REALTY TRUST (BDN) | Director | Buy | 37,582 | $0 |
| 2026-04-02 | UNIVERSAL DISPLAY CORP \PA\ (OLED) | Director | Buy | 456 | $0 |
| 2026-01-05 | UNIVERSAL DISPLAY CORP PA (OLED) | Director | Buy | 341 | $0 |
| 2025-10-02 | UNIVERSAL DISPLAY CORP PA (OLED) | Director | Buy | 341 | $0 |
| 2025-07-02 | UNIVERSAL DISPLAY CORP PA (OLED) | Director | Buy | 342 | $0 |
| 2025-05-23 | BRANDYWINE REALTY TRUST (BDN) | Director | Buy | 27,644 | $114,999 |
| 2025-05-21 | ROCKWELL MEDICAL, INC. (RMTI) | Director | Buy | 50,000 | $0 |
| 2025-04-02 | UNIVERSAL DISPLAY CORP PA (OLED) | Director | Buy | 342 | $0 |
Source: SEC Form 4 filings · as of 2026-07-06