WP
Insider buying
William P Scully bought $920K of Prothena Corp Public Ltd Co (PRTA) stock
William P Scully, 10% owner of Prothena Corp Public Ltd Co (PRTA), bought 110,000 shares of PRTA stock worth $920K, per an SEC Form 4 filed Oct 15, 2026.
It was an open-market purchase.
The trade happened on Oct 13, 2026, 2 days before it was made public.
PRTA has moved +1.7% since the trade date, from $8.36 to $8.50 (Oct 15, 2026 close).
- Traded
- Oct 13, 2026
- Disclosed
- Oct 15, 2026
- Filing delay
- 2 days
- Price since
- +1.7%
- Role
- 10% owner
- Source
- SEC Form 4
More PRTA insider and Congress trades
From a public SEC Form 4, linked above. Not investment advice, and not a recommendation to buy or sell.