Walker Karin L sold PRTA
July 28, 2026 · Form 4 insider transaction
Walker Karin L sold 15,000 shares of Prothena Corporation plc at $8.56 per share, a transaction worth $128.4K. The trade was recorded as disposition to the issuer and disclosed on an SEC Form 4, filed 2 days after the transaction.
Direction
Disposed (sell-side)
Shares
15,000
Price
$8.56
Total value
$128.4K
InsiderWalker Karin L
RoleOfficer
SecurityOrdinary Shares, par value $0.01 per share
Transaction codeD: Disposition to the issuer
Transaction dateJuly 28, 2026
Filing dateJuly 30, 2026
Shares owned after10,000
OwnershipDirect
10b5-1 planNo
AmendedNo