Quick answer
Insiders filed 4 Form 4 reports showing 8 open-market purchases of PROTHENA CORP PUBLIC LTD CO (PRTA) worth $5.48M between 2026-10-07 and 2026-10-14.
Purchases (Form 4, code P)
| Date | Insider | Shares | Price | Value |
|---|---|---|---|---|
| 2026-10-14 | SCULLY WILLIAM P | 10,000 | $8.46 | $84,569 |
| 2026-10-14 | SCULLY WILLIAM P | 10,000 | $8.46 | $84,569 |
| 2026-10-13 | SCULLY WILLIAM P | 100,000 | $8.35 | $835,480 |
| 2026-10-13 | SCULLY WILLIAM P | 100,000 | $8.35 | $835,480 |
| 2026-10-08 | SCULLY WILLIAM P | 90,000 | $8.57 | $770,904 |
| 2026-10-08 | SCULLY WILLIAM P | 90,000 | $8.57 | $770,904 |
| 2026-10-07 | SCULLY WILLIAM P | 125,000 | $8.40 | $1.05M |
| 2026-10-07 | SCULLY WILLIAM P | 125,000 | $8.40 | $1.05M |
SEC sources
Updated 2026-10-15. Source: SEC EDGAR filings (linked above). Data only. Not investment advice, no buy/sell recommendation.