Alkermes plc. — Director's Dealing 2016

Jun 1, 2016

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Alkermes plc. (ALKS)
CIK: 0001520262
Period of Report: 2016-05-28

Reporting Person: Cooke Shane (President, Alkermes plc)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2016-05-28	Ordinary Shares	M	5750	—	Acquired	63334	Direct
2016-05-28	Ordinary Shares	F	2990	$46.13	Disposed	60344	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2016-05-28	Restricted Stock Unit Award	$0	M	5750	Disposed		Ordinary Shares (5750)	Direct

Footnotes

F1: Shares subject to the restricted stock unit award vest in equal annual installments over a four year period, commencing on 5/28/14.