Alkermes plc. — Director's Dealing 2016

Nov 8, 2016

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Alkermes plc. (ALKS)
CIK: 0001520262
Period of Report: 2016-11-07

Reporting Person: Ehrich Elliot (EVP, R&D & CMO, Alkermes, Inc.)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2016-11-07	Ordinary Shares	M	8517	$11.74	Acquired	56475	Direct
2016-11-07	Ordinary Shares	F	1852	$53.97	Disposed	54623	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2016-11-07	Employee Stock Option (Right to Buy)	$11.74	M	8517	Disposed	2020-05-17	Ordinary Shares (8517)	Direct

Footnotes

F1: These options are fully vested in accordance with their terms.