Prothena Corporation Plc · NASDAQ:PRTA
Walker Karin L exercised options for 15,000 Prothena Corporation Plc shares (Form 4)
Traded Jul 28, 2026 · Filed Jul 30, 2026
On Jul 28, 2026, Walker Karin L (Chief Accounting Officer) exercised options for 15,000 Prothena Corporation Plc shares, leaving 10,000 shares. Filed Jul 30, 2026 (Form 4).
- Options exercised
- 15,000 shares
- Holding after
- 10,000 shares
- Trading plan
- No
- Role
- Chief Accounting Officer
The filing in full
| Date | Security | Transaction | Shares | Price | Holding after | Ownership |
|---|---|---|---|---|---|---|
| Jul 28, 2026 | Ordinary Shares, par value $0.01 per share | Option exercise | 15,000 | 25,000 | Direct | |
| Jul 28, 2026 | Ordinary Shares, par value $0.01 per share | Disposition | 15,000 | US$8.56 | 10,000 | Direct |