Cooke Shane 4
4 · PROTHENA CORP PUBLIC LTD CO · Filed May 15, 2026
Research Summary
AI-generated summary of this filing
Prothena (PRTA) Director Shane Cooke Receives 27,000-Share Option Award
What Happened
- Shane Cooke, a director of Prothena Corp. (PRTA), received a derivative award on 2026-05-15 covering 27,000 shares. The Form 4 reports an acquisition-type grant at $0.00, indicating an option/award grant rather than a cash purchase or sale. No exercise or sale occurred in this transaction.
Key Details
- Transaction date and price: 2026-05-15; reported price $0.00 (derivative award).
- Shares acquired: 27,000 (derivative security / option award).
- Shares owned after transaction: not specified in the supplied filing excerpt.
- Vesting footnote: the option will vest and become exercisable 100% on the earlier of the first anniversary of the grant date or the Issuer’s 2027 annual general meeting, subject to continuous service as a director.
- Timeliness: filing date equals report period (2026-05-15); no late filing indicated in provided info.
Context
- This was an award of a derivative security (an option), not an immediate purchase or sale of stock — no shares were exercised or sold as part of this filing. Such grants are common director compensation and do not on their own signal buying or selling intent.
Insider Transaction Report
Form 4
Cooke Shane
Director
Transactions
- Award
Stock Option (Right to Buy)
[F1]2026-05-15+27,000→ 27,000 totalExercise: $9.76Exp: 2036-05-15→ Ordinary Shares (27,000 underlying)
Footnotes (1)
- [F1]The shares subject to the option will vest and become exercisable as to 100% of the total number of shares subject to the option on the earlier of the first anniversary of the grant date or the day of the annual general meeting in 2027 of the Issuer's shareholders, assuming continuous service as a director until such vesting date.
Signature
/s/ Michael J. Malecek, as Attorney-in-Fact for Shane Cooke|2026-05-15