AMARIN CORP PLC\UK — Director's Dealing 2015

Jul 8, 2015

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: AMARIN CORP PLC\UK (AMRN)
CIK: 0000897448
Period of Report: 2015-07-06

Reporting Person: THERO JOHN F (Director, President and CEO)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2015-07-06	Stock Option (right to buy)	$2.50	A	600000	Acquired	2025-07-06	Ordinary Shares (600000)	Direct
2015-07-06	Restricted Stock Units	$0.00	A	600000	Acquired		Ordinary Shares (600000)	Direct

Footnotes

F1: On July 6, 2015, the Reporting Person was granted an option to purchase 600,000 Ordinary Shares under the Amarin Corporation plc 2011 Stock Incentive Plan (the "Plan"). The shares subject to this option shall vest and become exercisable in 48 equal monthly installments on the last day of each month starting on July 31, 2015.

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

F3: Each Restricted Stock Unit ("RSU") represents a contingent right to receive one Ordinary Share or cash in lieu thereof at the Issuer's discretion.

F4: On July 6, 2015, the Reporting Person was granted 600,000 RSUs under the Plan. These RSUs vest in 16 equal quarterly installments, with the first installment vesting on September 30, 2015.

F5: Not applicable.