AMARIN CORP PLC\UK — Director's Dealing 2011

Dec 20, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: AMARIN CORP PLC\UK (AMRN)
CIK: 0000897448
Period of Report: 2011-12-16

Reporting Person: Kennedy Joseph T (Senior VP and General Counsel)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2011-12-16	Stock Option (right to buy)	$6.35	A	600000	Acquired	2021-12-16	Ordinary Shares (600000)	Direct

Footnotes

F1: The Option vests and becomes exercisable as follows: 25% of the total number of underlying shares shall vest on December 16, 2012 and the remaining 75% of the underlying shares shall vest ratably over the subsequent 36 months.

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