Prothena Corporation Plc · NASDAQ:PRTA
Swanson Chad J. exercised options for 51,000 Prothena Corporation Plc shares (Form 4)
Traded Jul 28, 2026 · Filed Jul 30, 2026
On Jul 28, 2026, Swanson Chad J. (Chief Development Officer) exercised options for 51,000 Prothena Corporation Plc shares, leaving 40,733 shares. Filed Jul 30, 2026 (Form 4).
- Options exercised
- 51,000 shares
- Holding after
- 40,733 shares
- Trading plan
- No
- Role
- Chief Development 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 | 51,000 | 85,000 | Direct | |
| Jul 28, 2026 | Ordinary Shares, par value $0.01 per share | Disposition | 40,800 | US$8.56 | 44,200 | Direct |
| Jul 28, 2026 | Ordinary Shares, par value $0.01 per share | Shares withheld for tax | 3,467 | US$8.56 | 40,733 | Direct |