AMARIN CORP PLC\UK — Director's Dealing 2012

Sep 11, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: AMARIN CORP PLC\UK (AMRN)
CIK: 0000897448
Period of Report: 2012-09-11

Reporting Person: THERO JOHN F (President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-09-11	Ordinary Shares	M	10000	$1.35	Acquired	19450	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-09-11	Ordinary Shares	$1.35	M	10000	Disposed	2019-12-21	Ordinary Shares (10000)	Direct

Footnotes

F1: The Ordinary Shares may be represented by American Depositary Shares, each of which currently represents one Ordinary Share.

F2: On December 21, 2009, the Reporting Person was granted an option to purchase 900,000 Ordinary Shares under the Amarin Corporation plc 2002 Stock Option Plan. The stock option vests in four equal installments on December 21, 2010, June 21, 2011, June 21, 2012 and June 21, 2013.