<SEC-DOCUMENT>0000899140-23-000032-index.html : 20230111
<SEC-HEADER>0000899140-23-000032.hdr.sgml : 20230111
<ACCEPTANCE-DATETIME>20230110200425
ACCESSION NUMBER:		0000899140-23-000032
CONFORMED SUBMISSION TYPE:	SC 13D/A
PUBLIC DOCUMENT COUNT:		5
FILED AS OF DATE:		20230111
DATE AS OF CHANGE:		20230110
GROUP MEMBERS:		ALEXANDER J. DENNER, PH.D.
GROUP MEMBERS:		LOUIS STERLING III

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			AMARIN CORP PLC\UK
		CENTRAL INDEX KEY:			0000897448
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			X0
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13D/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-52399
		FILM NUMBER:		23522345

	BUSINESS ADDRESS:	
		STREET 1:		SPACES SOUTH DOCKLANDS, BLOCK C
		STREET 2:		77 SIR JOHN ROGERSON'S QUAY
		CITY:			DUBLIN 2
		STATE:			L2
		ZIP:			D02 VK60
		BUSINESS PHONE:		353 1 6699 020

	MAIL ADDRESS:	
		STREET 1:		SPACES SOUTH DOCKLANDS, BLOCK C
		STREET 2:		77 SIR JOHN ROGERSON'S QUAY
		CITY:			DUBLIN 2
		STATE:			L2
		ZIP:			D02 VK60

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	AMARIN PHARMACEUTICALS PLC
		DATE OF NAME CHANGE:	20000201

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ETHICAL HOLDINGS PLC
		DATE OF NAME CHANGE:	19930322

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Sarissa Capital Management LP
		CENTRAL INDEX KEY:			0001577524
		IRS NUMBER:				900924432
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13D/A

	BUSINESS ADDRESS:	
		STREET 1:		660 STEAMBOAT ROAD
		CITY:			GREENWICH
		STATE:			CT
		ZIP:			06830
		BUSINESS PHONE:		203-302-2330

	MAIL ADDRESS:	
		STREET 1:		660 STEAMBOAT ROAD
		CITY:			GREENWICH
		STATE:			CT
		ZIP:			06830
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13D/A
<SEQUENCE>1
<FILENAME>s58919650a.htm
<DESCRIPTION>SCHEDULE 13D/A, AMENDMENT #4
<TEXT>
Document 1 - file: s58919650a.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>s58919650b.htm
<DESCRIPTION>EXHIBIT 4 - REQUISITION NOTICE, JANUARY 10, 2023
<TEXT>
Document 2 - file: s58919650b.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.2
<SEQUENCE>3
<FILENAME>s58919650c.htm
<DESCRIPTION>EXHIBIT 5 - PRESS RELEASE, JANUARY 10, 2023
<TEXT>
Document 3 - file: s58919650c.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.3
<SEQUENCE>4
<FILENAME>s58919650d.htm
<DESCRIPTION>EXHIBIT 6 - JOINT FILING AGREEMENT OF THE REPORTING PERSONS
<TEXT>
Document 4 - file: s58919650d.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.4
<SEQUENCE>5
<FILENAME>s58919650e.htm
<DESCRIPTION>EXHIBIT 7 - POWER OF ATTORNEY
<TEXT>
Document 5 - file: s58919650e.htm

</DOCUMENT>
</SEC-DOCUMENT>