Alkermes plc. — Director's Dealing 2016

May 26, 2016

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Alkermes plc. (ALKS)
CIK: 0001520262
Period of Report: 2016-05-25

Reporting Person: BREYER ROBERT A (Director)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2016-05-25	Non Qualified Stock Option (Right to Buy)	$43.58	A	21600	Acquired	2026-05-25	Ordinary Shares (21600)	Direct

Footnotes

F1: This option becomes exercisable in full on 5/25/17.