SCULLY WILLIAM P bought PRTA
August 17, 2026 · Form 4 insider transaction
SCULLY WILLIAM P bought 336,000 shares of Prothena Corporation plc at $0.00 per share, a transaction worth N/A. The trade was recorded as gift and disclosed on an SEC Form 4, filed 1 day after the transaction.
Direction
Acquired (buy-side)
Shares
336,000
Price
$0.00
Total value
N/A
InsiderSCULLY WILLIAM P
Role—
SecurityOrdinary Shares, par value $0.01 per share
Transaction codeG: Gift
Transaction dateAugust 17, 2026
Filing dateAugust 18, 2026
Shares owned after1,377,553
OwnershipDirect
10b5-1 planNo
AmendedNo