AMARIN CORP PLC\UK — Director's Dealing 2012

Sep 5, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: AMARIN CORP PLC\UK (AMRN)
CIK: 0000897448
Period of Report: 2012-08-31

Reporting Person: HEALY JAMES (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-08-31	Ordinary Shares	M	30000	$1.03	Acquired	90000	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-08-31	Stock Option (right to buy)	$1.03	M	30000	Disposed	2020-02-10	Ordinary Shares (30000)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Ordinary Shares	6321588	Indirect

Footnotes

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

F2: On February 10, 2010, the reporting person was granted an option under the issuer's 2002 Stock Option Plan. The stock option will vest in four equal installments on each anniversary of such grant date.

F3: Shares are owned directly by Sofinnova Venture Partners VII, L.P. ("SV VII"). James Healy ("Healy"), a director of the issuer, and a managing member of Sofinnova Management VII, L.L.C., the general partner of SV VII, may be deemed to have shared voting and dispositive power over the shares owned by SV VII. Healy disclaims beneficial ownership over the shares owned by SV VII except to the extent of any pecuniary interest therein.