SCULLY WILLIAM P purchased 13.4% of their position (125K shares) of PROTHENA CORP PUBLIC LTD CO on the open market
Open‑market purchase worth $1.02M — a moderate purchase. The strongest form of insider conviction signal.
P · 1 purchase
Filed: 6/12/2026ACC: 0001045463-26-000007
10% Owner
Since Dec 2024
+125K
Net shares
Net buyer
$1.02M
Total acquired
1
Open market trades
1B · 0S
1
Total transactions
125K acquired
Non-Derivative Transactions1
Ordinary Shares, par value $0.01 per share
Direct
Shares
+125K
Price / share
$8.17
Trade value
$1.02M
% of position
13.4%
6/11/2026
936K→1.06M
Total
Net shares
+125K
Net value
$1.02M
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Ordinary Shares, par value $0.01 per share Direct | 6/11/2026 | P · Purchase | +125K | $8.17 | $1.02M | 13.4% | 936K | 1.06M |
| Total | +125K | $1.02M | ||||||
Derivative Transactions0
No derivative transactions reported
Non-Derivative Holdings (Post-Transaction)2
Ordinary Shares, par value $0.01 per share
IndirectShares owned52K
Ordinary Shares, par value $0.01 per share
IndirectShares owned80K
Total
132K indirect132K
| Security Title | Shares Owned | Ownership Type |
|---|---|---|
| Ordinary Shares, par value $0.01 per share | 52K | Indirect |
| Ordinary Shares, par value $0.01 per share | 80K | Indirect |
| Total | 132K | 132K indirect |
Derivative Holdings (Post-Transaction)0
No derivative holdings reported