Alkermes plc. — Director's Dealing 2014

Nov 4, 2014

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Alkermes plc. (ALKS)
CIK: 0001520262
Period of Report: 2014-10-31

Reporting Person: FRATES JAMES M (SVP & CFO, Alkermes plc)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2014-10-31	Ordinary Shares	M	5376	$18.60	Acquired	49601	Direct
2014-10-31	Ordinary Shares	F	1978	$50.55	Disposed	47623	Direct
2014-10-31	Ordinary Shares	M	6269	$15.95	Acquired	53892	Direct
2014-10-31	Ordinary Shares	F	1978	$50.55	Disposed	51914	Direct
2014-10-31	Ordinary Shares	M	8136	$12.29	Acquired	60050	Direct
2014-10-31	Ordinary Shares	F	1978	$50.55	Disposed	58072	Direct
2014-10-31	Ordinary Shares	M	8517	$11.74	Acquired	66589	Direct
2014-10-31	Ordinary Shares	F	1978	$50.55	Disposed	64611	Direct
2014-10-31	Ordinary Shares	M	4810	$20.79	Acquired	69421	Direct
2014-10-31	Ordinary Shares	F	1978	$50.55	Disposed	67443	Direct
2014-10-31	Ordinary Shares	M	11697	$8.55	Acquired	79140	Direct
2014-10-31	Ordinary Shares	F	1978	$50.55	Disposed	77162	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2014-10-31	Incentive Stock Option (Right to Buy)	$18.60	M	5376	Disposed	2015-12-09	Ordinary Shares (5376)	Direct
2014-10-31	Incentive Stock Option (Right to Buy)	$15.95	M	6269	Disposed	2017-06-01	Ordinary Shares (6269)	Direct
2014-10-31	Employee Stock Option (Right to Buy)	$12.29	M	8136	Disposed	2018-05-27	Ordinary Shares (8136)	Direct
2014-10-31	Employee Stock Option (Right to Buy)	$11.74	M	8517	Disposed	2020-05-17	Ordinary Shares (8517)	Direct
2014-10-31	Incentive Stock Option (Right to Buy)	$20.79	M	4810	Disposed	2016-05-02	Ordinary Shares (4810)	Direct
2014-10-31	Employee Stock Option (Right to Buy)	$8.55	M	11697	Disposed	2019-05-26	Ordinary Shares (11697)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Ordinary Shares	4000	Indirect
Ordinary Shares	57000	Indirect

Footnotes

F1: Shares held by James M. Frates Grantor Retained Annuity Trust dated March 14, 2014 (the "GRAT"). The Reporting Person is a trustee and beneficiary of the GRAT and may be deemed to hold voting and dispositive power with regard to the reported shares held by the GRAT.

F2: These options are fully vested in accordance with their terms.