Daniel G. Welch - 21 Feb 2024 Form 4 Insider Report for PROTHENA CORP PUBLIC LTD CO (PRTA)

Role: Director
Signature: /s/ Michael Malecek, as Attorney-in-Fact for Daniel G. Welch
Issuer symbol: PRTA
Transactions as of: 21 Feb 2024
Net transactions value: $0
Form type: 4
Filing time: 23 Feb 2024, 17:37:43 UTC
Previous filing: 15 Dec 2023
Next filing: 17 May 2024
SEC: View on sec.gov

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	+132,000		$0.000000	132,000	21 Feb 2024	Ordinary Shares	132,000	$27.05	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 20% of the total number of shares subject to the option on the first anniversary of the grant date, 20% on the second anniversary of the grant date, 20% on the third anniversary of the grant date, 20% on the fourth anniversary of the grant date, and the remaining 20% on the fifth anniversary of the grant date, assuming continuous service as a director until each such vesting date.

Content

The shares subject to the option will vest and become exercisable as to 20% of the total number of shares subject to the option on the first anniversary of the grant date, 20% on the second anniversary of the grant date, 20% on the third anniversary of the grant date, 20% on the fourth anniversary of the grant date, and the remaining 20% on the fifth anniversary of the grant date, assuming continuous service as a director until each such vesting date.