PROTHENA CORP PUBLIC LTD CO — Director's Dealing 2017

Sep 29, 2017

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Prothena Corp plc (PRTA)
CIK: 0001559053
Period of Report: 2017-09-28

Reporting Person: HENNEY CHRISTOPHER S (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2017-09-28	Ordinary Shares, par value $0.01 per share	M	900	$6.65	Acquired	900	Direct
2017-09-28	Ordinary Shares, par value $0.01 per share	S	900	$70.00	Disposed	0	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2017-09-28	Stock Option (right to buy)	$6.65	M	900	Disposed	2023-03-18	Ordinary Shares (900)	Direct

Footnotes

F1: The sale reported in the Form 4 was effected pursuant to a Rule 10b5 1 trading plan adopted by the Reporting Person.

F2: The shares subject to the option are fully vested and exercisable as of the date hereof.