SCULLY WILLIAM P Insider Trading -- Recent SEC Form 4 Transactions
SCULLY WILLIAM P (CIK 1045463) reported 18 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-06-18). Recent activity: Buy PRTA (20,000 shares), Sell PRTA (325,000 shares), Buy PRTA (125,000 shares), Buy PRTA (50,000 shares), Buy PRTA (50,000 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|
| 2026-06-18 | PROTHENA CORP PUBLIC LTD CO (PRTA) | Insider | Buy | 20,000 | $157,990 |
| 2026-06-16 | PROTHENA CORP PUBLIC LTD CO (PRTA) | Insider | Sell | 325,000 | $0 |
| 2026-06-12 | PROTHENA CORP PUBLIC LTD CO (PRTA) | Insider | Buy | 125,000 | $1.0M |
| 2026-06-05 | PROTHENA CORP PUBLIC LTD CO (PRTA) | Insider | Buy | 50,000 | $465,295 |
| 2026-06-03 | PROTHENA CORP PUBLIC LTD CO (PRTA) | Insider | Buy | 50,000 | $471,300 |
| 2025-05-02 | PROTHENA CORP PUBLIC LTD CO (PRTA) | Insider | Buy | 430,000 | $0 |
| 2025-05-02 | PROTHENA CORP PUBLIC LTD CO (PRTA) | Insider | Buy | 73,436 | $1.0M |
| 2025-05-02 | PROTHENA CORP PUBLIC LTD CO (PRTA) | Insider | Sell | 681,000 | $0 |
| 2025-05-02 | PROTHENA CORP PUBLIC LTD CO (PRTA) | Insider | Buy | 2,000 | $31,820 |
| 2025-05-02 | PROTHENA CORP PUBLIC LTD CO (PRTA) | Insider | Sell | 500 | $0 |
| 2025-05-02 | PROTHENA CORP PUBLIC LTD CO (PRTA) | Insider | Buy | 1,200 | $16,044 |
| 2025-05-02 | PROTHENA CORP PUBLIC LTD CO (PRTA) | Insider | Buy | 800 | $10,712 |
| 2025-05-02 | PROTHENA CORP PUBLIC LTD CO (PRTA) | Insider | Buy | 30,000 | $389,700 |
| 2025-05-02 | PROTHENA CORP PUBLIC LTD CO (PRTA) | Insider | Sell | 13,200 | $0 |
| 2025-05-02 | PROTHENA CORP PUBLIC LTD CO (PRTA) | Insider | Sell | 1,000 | $0 |
| 2025-05-02 | PROTHENA CORP PUBLIC LTD CO (PRTA) | Insider | Buy | 100,000 | $1.3M |
| 2025-05-02 | PROTHENA CORP PUBLIC LTD CO (PRTA) | Insider | Sell | 40,000 | $0 |
| 2025-05-02 | PROTHENA CORP PUBLIC LTD CO (PRTA) | Insider | Sell | 12,000 | $0 |
Source: SEC Form 4 filings · as of 2026-06-18