SCULLY WILLIAM P purchased 5.6% of their position (50K shares) of PROTHENA CORP PUBLIC LTD CO on the open market
Open‑market purchase worth $465.3K — a moderate purchase. The strongest form of insider conviction signal.
P · 1 purchase
Filed: 6/5/2026ACC: 0001045463-26-000006
10% Owner
Since Dec 2024
+50K
Net shares
Net buyer
$465.3K
Total acquired
1
Open market trades
1B · 0S
1
Total transactions
50K acquired
Non-Derivative Transactions1
Ordinary Shares, par value $0.01 per share
Direct
Shares
+50K
Price / share
$9.31
Trade value
$465.29K
% of position
5.6%
6/4/2026
886K→936K
Total
Net shares
+50K
Net value
$465.29K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Ordinary Shares, par value $0.01 per share Direct | 6/4/2026 | P · Purchase | +50K | $9.31 | $465.29K | 5.6% | 886K | 936K |
| Total | +50K | $465.29K | ||||||
Derivative Transactions0
No derivative transactions reported
Non-Derivative Holdings (Post-Transaction)2
Ordinary Shares, par value $0.01 per share
IndirectShares owned80K
Ordinary Shares, par value $0.01 per share
IndirectShares owned52K
Total
132K indirect132K
| Security Title | Shares Owned | Ownership Type |
|---|---|---|
| Ordinary Shares, par value $0.01 per share | 80K | Indirect |
| Ordinary Shares, par value $0.01 per share | 52K | Indirect |
| Total | 132K | 132K indirect |
Derivative Holdings (Post-Transaction)0
No derivative holdings reported