Alkermes plc. — Director's Dealing 2014

Jul 2, 2014

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Alkermes plc. (ALKS)
CIK: 0001520262
Period of Report: 2014-07-01

Reporting Person: Pugh Gordon G (SVP, COO & CRO, Alkermes, Inc.)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2014-07-01	Ordinary Shares	M	5794	$15.95	Acquired	61571	Direct
2014-07-01	Ordinary Shares	M	10206	$14.13	Acquired	71777	Direct
2014-07-01	Ordinary Shares	S	13900	$51.1606	Disposed	57877	Direct
2014-07-01	Ordinary Shares	S	2100	$15.5669	Disposed	55777	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2014-07-01	Non Qualified Stock Option (Right to Buy)	$15.95	M	5794	Disposed	2017-06-01	Ordinary Shares (5794)	Direct
2014-07-01	Employee Stock Option (Right to Buy)	$14.13	M	10206	Disposed	2017-11-05	Ordinary Shares (10206)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Ordinary Shares	5000	Indirect
Ordinary Shares	15000	Indirect

Footnotes

F1: This option exercise was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F2: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F3: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $50.52 to $51.52. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.

F4: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $51.53 to $51.64. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.

F5: These options are fully vested in accordance with their terms.

F6: 75% vested as of 9/16/11, remainder vests on 11/5/11.