Alkermes plc. — Director's Dealing 2011

Oct 6, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Alkermes plc. (ALKS)
CIK: 0001520262
Period of Report: 2011-10-05

Reporting Person: MITCHELL PAUL J (Director)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2011-10-05	Non Qualified Stock Option (Right to Buy)	$14.60	A	25000	Acquired	2021-10-05	Common Stock (25000)	Direct

Footnotes

F1: This option becomes exercisable in full one year from date of grant.