Alkermes plc. — Director's Dealing 2020

Mar 19, 2020

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Alkermes plc. (ALKS)
CIK: 0001520262
Period of Report: 2020-03-19

Reporting Person: POPS RICHARD F (Director, Director and CEO, Alkermes plc)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2020-03-19	Ordinary Shares	M	75000	$11.74	Acquired	834094	Direct
2020-03-19	Ordinary Shares	S	10346	$13.4223	Disposed	823748	Direct
2020-03-19	Ordinary Shares	S	48668	$14.5099	Disposed	775080	Direct
2020-03-19	Ordinary Shares	S	15986	$15.0377	Disposed	759094	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2020-03-19	Employee Stock Option (Right to Buy)	$11.74	M	75000	Disposed	2020-05-17	Ordinary Shares (75000)	Direct

Footnotes

F1: This option exercise was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 3/1/19.

F2: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 3/1/19.

F3: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $12.8601 to $13.85. 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 $13.86 to $14.85. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.

F5: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $14.86 to $15.37. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.

F6: These options are fully vested in accordance with their terms.