PRTA Prothena Corporation plc
Healthcare$9.83+4.46%ClosedMarket Cap: $514.6M
As of 2026-05-25
Insider Statistics (Q2 2026)
Acquisitions
7
Dispositions
0
Buy/Sell Ratio
0.00
Net Shares
+262,000
Shares Acquired
262,000
Shares Disposed
0
Total Bought ($)
$0.00
Total Sold ($)
$0.00
Recent Insider Trades
| Filing Date | Name | Type | Action | Shares | Price | Shares After |
|---|---|---|---|---|---|---|
| Fri May 15 | WELCH DANIEL G | director | Sell | 27,000 | $9.76 | 27,000 |
| Fri May 15 | Selkoe Dennis J. | director | Sell | 27,000 | $9.76 | 27,000 |
| Fri May 15 | Ekman Lars | director | Sell | 27,000 | $9.76 | 27,000 |
| Fri May 15 | Dunn William H. Jr. | director | Sell | 27,000 | $9.76 | 27,000 |
| Fri May 15 | Cooke Shane | director | Sell | 27,000 | $9.76 | 27,000 |
| Fri May 15 | COLLIER RICHARD T | director | Sell | 27,000 | $9.76 | 27,000 |
| Thu May 14 | SCULLY WILLIAM P | 10 percent owner | Sell | 0 | $0.00 | 736,000 |
| Fri Apr 10 | Kingston Anne Evans | officer: Chief Strategy Officer | Sell | 100,000 | $10.50 | 100,000 |
| Fri Apr 10 | Kingston Anne Evans | officer: Chief Strategy Officer | Sell | 14,080 | $14.95 | 0 |
| Fri Apr 10 | Kingston Anne Evans | officer: Chief Strategy Officer | Sell | 5,000 | $53.81 | 0 |
| Fri Apr 10 | Kingston Anne Evans | officer: Chief Strategy Officer | Sell | 3,000 | $30.30 | 0 |
| Fri Apr 10 | Kingston Anne Evans | officer: Chief Strategy Officer | Sell | 0 | $0.00 | 66,942 |
| Thu Mar 05 | Zago Wagner M. | officer: Chief Scientific Officer | Sell | 190,000 | $9.36 | 190,000 |
| Thu Mar 05 | Walker Karin L | officer: Chief Accounting Officer | Sell | 150,000 | $9.36 | 150,000 |
| Thu Mar 05 | Swanson Chad J. | officer: Chief Development Officer | Sell | 190,000 | $9.36 | 190,000 |