PROTHENA CORP PUBLIC LTD CO (PRTA) Insider Trading
Sector: Biotechnology · Market Cap: $454M · 1 insider purchase in the last 7 days
| INSIDER | DATE | SHARES | PRICE | TOTAL VALUE | OWNED AFTER | Δ OWNED | FILING |
|---|---|---|---|---|---|---|---|
| William P Scully 10%+ Owner | Oct 8, 2026 | 90,000 | $8.57 | $771K | 529,000 | +20.5% |
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Start for FreeAbout PROTHENA CORP PUBLIC LTD CO Insider Trading
1 insider at PROTHENA CORP PUBLIC LTD CO (PRTA) has purchased stock in the past 90 days, totaling $4.3M across 7 transactions (502,500 shares).
The most recent purchase was by 10%+ Owner SCULLY WILLIAM P on October 8, 2026 — a $771K buy of 90,000 shares at $8.57, bringing their total holdings to 529,000 shares.
This level of insider buying appears elevated compared to PRTA's typical activity — there were 3 purchases in the prior nine months.
PRTA is in the Biotechnology sector within the Biotechnology industry with a market cap of $454M.
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