Alkermes plc. — Director's Dealing 2017

Mar 3, 2017

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Alkermes plc. (ALKS)
CIK: 0001520262
Period of Report: 2017-03-01

Reporting Person: LANDINE MICHAEL J (SVP, Corp Dev., Alkermes, Inc.)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2017-03-01	Ordinary Shares	M	4500	—	Acquired	161932	Direct
2017-03-01	Ordinary Shares	F	1461	$59.71	Disposed	160471	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2017-03-01	Restricted Stock Unit Award	$0	M	4500	Disposed		Ordinary Shares (4500)	Direct

Footnotes

F1: Shares subject to the restricted stock unit award vest in equal annual installments over a four year period, commencing on 3/1/2017.