Alkermes plc. — Director's Dealing 2019

Nov 8, 2019

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Alkermes plc. (ALKS)
CIK: 0001520262
Period of Report: 2019-11-07

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

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2019-11-07	Ordinary Shares	M	69795	$9.21	Acquired	786228	Direct
2019-11-07	Ordinary Shares	S	69795	$19.8097	Disposed	716433	Direct
2019-11-08	Ordinary Shares	M	30205	$9.21	Acquired	746638	Direct
2019-11-08	Ordinary Shares	S	30205	$19.7261	Disposed	716433	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2019-11-07	Employee Stock Option (Right to Buy)	$9.21	M	69795	Disposed	2019-11-18	Ordinary Shares (69795)	Direct
2019-11-08	Employee Stock Option (Right to Buy)	$9.21	M	30205	Disposed	2019-11-18	Ordinary Shares (30205)	Direct

Footnotes

F1: This option exercise was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 3/2/18.

F2: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 3/2/18.

F3: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $19.585 to $20.30. 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 $19.25 to $20.09. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.

F5: These options are fully vested in accordance with their terms.