Alkermes plc. - Director's Dealing 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Alkermes plc. (ALKS)
CIK: 0001520262
Period of Report: 2021-12-08

Reporting Person: LAURENCIN CATO T (Director)

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-12-08	Restricted Stock Unit Award	$	A	4160	Acquired		Ordinary Shares (4160)	Direct
2021-12-08	Non Qualified Stock Option (Right to Buy)	$22.97	A	8400	Acquired	2031-12-08	Ordinary Shares (8400)	Direct
2021-12-08	Restricted Stock Unit Award	$	A	12245	Acquired		Ordinary Shares (12245)	Direct
2021-12-08	Non Qualified Stock Option (Right to Buy)	$22.97	A	23739	Acquired	2031-12-08	Ordinary Shares (23739)	Direct

F1: Each restricted stock unit represents a contingent right to receive one ordinary share.

F2: Shares subject to the restricted stock unit award vest in full on 12/8/2022.

F3: Shares subject to the stock option award vest and become exercisable in full on 12/8/2022.

F4: Shares subject to the restricted stock unit award vest in three annual installments commencing on 12/8/2022.

F5: Shares subject to the stock option award vest in three annual installments commencing on 12/8/2022.