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PRTA Buy Disclosure
Scully William P · SEC Form 4 · Filed Sep 21, 2026
Buy
Calculated transaction value
$843.46K
Scully William P 10% owner
PRTA
Transaction date
Sep 18, 2026
Public filing date
Sep 21, 2026
Filing lag
Filed 3 days later
PRTA daily price context
Close on/before transaction
$8.58
Sep 18, 2026
First close after public filing
$8.99
Sep 22, 2026
30-day return after filing
-10.68%
Through Oct 21, 2026
Source details
- Reported owner
- Not disclosed
- Source asset code
- Security
- Security
- Ordinary Shares, par value $0.01 per share
- Quantity / price
- 100,000 shares @ $8.43
- SEC ownership
- Direct
- Transaction code
- P
- Form
- 4
- Filing identifier
- 0001045463-26-000016
Filing cohort
Transactions in this filing
Showing 1 of 1
Trades
1
Issuers
1
Estimated value
$843.46K
Buys / sales
1 / 0
| Issuer | Transaction | Traded | Value |
|---|---|---|---|
| Prothena Corp Public Ltd Co PRTA Current | Buy | Sep 18, 2026 | $843.46K |