Alkermes plc. - Director's Dealing 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Alkermes plc. (ALKS)
CIK: 0001520262
Period of Report: 2021-02-10

Reporting Person: MCKEON BRIAN P (Director)

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-02-10	Non Qualified Stock Option (Right to Buy)	$22.93	A	26169	Acquired	2031-02-10	Ordinary Shares (26169)	Direct
2021-02-10	Restricted Stock Unit Award	$0	A	13336	Acquired		Ordinary Shares (13336)	Direct
2021-02-10	Non Qualified Stock Option (Right to Buy)	$22.93	A	4549	Acquired	2031-02-10	Ordinary Shares (4549)	Direct
2021-02-10	Restricted Stock Unit Award	$0	A	2223	Acquired		Ordinary Shares (2223)	Direct

F1: Shares subject to the stock option award vest in three annual installments commencing on 2/10/2022.

F2: Shares subject to the restricted stock unit award vest in three annual installments commencing on 2/10/2022.

F3: Shares subject to the stock option award vest and become exercisable in full on 2/10/2022.

F4: Shares subject to the restricted stock unit award vest in full on 2/10/2022.