William P Scully
10% Owner at PRTA
Data refreshed: Oct 27, 2026, 11:31 PM UTC
Total filings
15
Buys
12
$7.8M
Sells
0
$0
Grants & other
0
$0
Recent filings
| Filed | Symbol | Type | Qty | Value |
|---|---|---|---|---|
| Oct 15, 2026 | PRTA Prothena Corp Public Ltd CO | BUY | 100,000 | $835K |
| Oct 15, 2026 | PRTA Prothena Corp Public Ltd CO | BUY | 10,000 | $85K |
| Oct 9, 2026 | PRTA Prothena Corp Public Ltd CO | BUY | 125,000 | $1.1M |
| Oct 9, 2026 | PRTA Prothena Corp Public Ltd CO | BUY | 90,000 | $771K |
| Oct 6, 2026 | PRTA Prothena Corp Public Ltd CO | BUY | 100,000 | $857K |
| Sep 30, 2026 | PRTA Prothena Corp Public Ltd CO | BUY | 162,000 | $1.4M |
| Sep 29, 2026 | PRTA Prothena Corp Public Ltd CO | BUY | 103,500 | $890K |
| Sep 21, 2026 | PRTA Prothena Corp Public Ltd CO | BUY | 100,000 | $843K |
| Sep 3, 2026 | PRTA Prothena Corp Public Ltd CO | BUY | 27,000 | $256K |
| Aug 21, 2026 | PRTA Prothena Corp Public Ltd CO | BUY | 50,000 | $439K |
| Aug 18, 2026 | PRTA Prothena Corp Public Ltd CO | GIFT | 627,553 | — |
| Aug 18, 2026 | PRTA Prothena Corp Public Ltd CO | GIFT | 336,000 | — |
| Aug 11, 2026 | PRTA Prothena Corp Public Ltd CO | GIFT | 251,553 | — |
| Aug 10, 2026 | PRTA Prothena Corp Public Ltd CO | BUY | 34,000 | $293K |
| Aug 10, 2026 | PRTA Prothena Corp Public Ltd CO | BUY | 3,500 | $30K |