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Insider Profile · SEC Form 4 Activity · Trailing 90 Days

Isaacs Michael John

Over the trailing 90 days, Isaacs Michael John (Other at PROTHENA CORP PUBLIC LTD CO) sold $111K of stock in PRTA, per 2 SEC Form 4 transactions.

Role
Other
Companies
PRTA
Window
Trailing 90 days · 2 transactions · CIK 2127815
Net activity
−$111K ($0 bought · $111K sold)

By Company (Trailing 90 Days)

SymbolCompanyTxnsBoughtSoldNet
PRTAPROTHENA CORP PUBLIC LTD CO2$111K−$111K

Transactions (2)

DateSymbolTypeSharesValueDescription
2026-07-29PRTASell8.4K$71KOpen market or private sale
2026-07-28PRTASell4.7K$40KPayment of exercise price or tax liability by delivering securities

Activity shown covers the trailing 90 days of SEC Form 4 filings. "Buy" and "sell" follow the SEC acquired/disposed codes and include compensation events (grants, option exercises, tax withholding) unless noted. Historical fact, not investment advice.

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