Daniel G. Welch - May 14, 2025 Form 4 Insider Report for PROTHENA CORP PUBLIC LTD CO (PRTA)

Role
Director
Signature
/s/ Michael J. Malecek, as Attorney-in-Fact for Daniel G. Welch
Stock symbol
PRTA
Transactions as of
May 14, 2025
Transactions value $
$0
Form type
4
Date filed
5/16/2025, 04:57 PM
Previous filing
Jun 27, 2024
Next filing
May 19, 2025
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
WELCH DANIEL G Director C/O PROTHENA BIOSCIENCES INC, 1800 SIERRA POINT PARKWAY, BRISBANE /s/ Michael J. Malecek, as Attorney-in-Fact for Daniel G. Welch 2025-05-16 0001206199

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction PRTA Stock Option (Right to Buy) Award $0 +20.2K $0.00 20.2K May 14, 2025 Ordinary Shares 20.2K $6.89 Direct F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
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 2026 of the Issuer's shareholders, assuming continuous service as a director until such vesting date.