Initial Statement of Beneficial Ownership (3)

FORM 3	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES	OMB APPROVAL OMB Number: 3235-0104 Estimated average burden hours per response... 0.5
	Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

1. Name and Address of Reporting Person ^*

Salyer Marc

2. Date of Event Requiring Statement (MM/DD/YYYY) 12/11/2017

3. Issuer Name and Ticker or Trading Symbol

AMARIN CORP PLCUK [AMRN]

(Last) (First) (Middle)

C/O AMARIN PHARMA, INC., 1430 ROUTE 206

4. Relationship of Reporting Person(s) to Issuer (Check all applicable)

_____ Director _____ 10% Owner
___ X ___ Officer (give title below) _____ Other (specify below)
See Remarks /

(Street)

BEDMINSTER, NJ 07921

(City) (State) (Zip)

5. If Amendment, Date Original Filed (MM/DD/YYYY)

6. Individual or Joint/Group Filing (Check Applicable Line)

_ X _ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1.Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

*Table II - Derivative Securities Beneficially Owned ( e.g.* , puts, calls, warrants, options, convertible securities)**
1. Title of Derivate Security (Instr. 4)	2. Date Exercisable and Expiration Date (MM/DD/YYYY)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
1. Title of Derivate Security (Instr. 4)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	4. Conversion or Exercise Price of Derivative Security		6. Nature of Indirect Beneficial Ownership (Instr. 5)
Stock Option (Right to Buy)	⁽¹⁾	10/2/2027	Ordinary Shares ⁽²⁾	700000	$3.49	D

Explanation of Responses:
(1)	On October 2, 2017, the reporting person was granted an option under the Amarin Corporation plc 2011 Stock Option Plan (the "Plan"). The option vests and becomes exercisable as follows: 25% of the total number of underlying shares shall vest on September 11, 2018, and the remaining 75% of the underlying shares shall vest ratably over the subsequent 36 months.
(2)	The Ordinary Shares may be represented by American Depositary Shares, each of which currently represents one Ordinary Share.

Remarks:
Title: Senior Vice President and Chief Commercial Officer

In the event of a Change of Control (as defined in the Plan), the grant described in this Form 3 vests in full.

Reporting Owners
Reporting Owner Name / Address	Relationships
Reporting Owner Name / Address	Director	10% Owner	Officer	Other
Salyer Marc C/O AMARIN PHARMA, INC., 1430 ROUTE 206 BEDMINSTER, NJ 07921			See Remarks

Signatures
/s/ Mark Salyer		12/21/2017
^** Signature of Reporting Person		Date

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
*	If the form is filed by more than one reporting person, see Instruction 5(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note:	File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number.