AMARIN CORP PLC\UK — Director's Dealing 2019

Dec 18, 2019

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: AMARIN CORP PLC\UK (AMRN)
CIK: 0000897448
Period of Report: 2019-12-16

Reporting Person: Berg Aaron (CHIEF COMMERCIAL OFFICER)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2019-12-16	Ordinary Shares	M	43253	$12.60	Acquired	177059	Direct
2019-12-16	Ordinary Shares	S	43253	$25.4633	Disposed	133806	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2019-12-16	Stock Option (Right to Buy)	$12.60	M	43253	Disposed	2022-12-02	Ordinary Shares (43253)	Direct

Footnotes

F1: The option exercises and sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person.

F2: The Ordinary Shares may be represented by American Depositary Shares, each of which currently represents on Ordinary Share.

F3: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $25.31 to $25.674, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff at the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range.

F4: Please see the section titled "Remarks" below for additional information.

F5: The shares subject to this option are fully vested as of the date hereof.