Iain M. Brown - 22 Feb 2024 Form 4 Insider Report for Alkermes plc. (ALKS)

Role: SVP, Chief Financial Officer
Signature: /s/ Jeffrey Geary, attorney-in-fact for Iain M. Brown
Issuer symbol: ALKS
Transactions as of: 22 Feb 2024
Net transactions value: -$91,240
Form type: 4
Filing time: 23 Feb 2024, 16:04:00 UTC
Previous filing: 21 Feb 2024
Next filing: 27 Feb 2024
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	ALKS	Ordinary Shares	Options Exercise		+7,108	+6.5%		116,262	22 Feb 2024	Direct	F1
transaction	ALKS	Ordinary Shares	Tax liability	$91,240	-3,156	-2.7%	$28.91	113,106	22 Feb 2024	Direct

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	ALKS	Restricted Stock Unit Award	Options Exercise		-7,108	-50%		7,109	22 Feb 2024	Ordinary Shares	7,108		Direct	F1, F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
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 four equal annual installments, commencing on 2/22/2022.