AMARIN CORP PLC\UK — Proxy Solicitation & Information Statement 2023

Feb 3, 2023

DFAN14A 1 ny20006859x12_dfan14a.htm DFAN14A Licensed to: Broadridge Financial Solutions, Inc. Document created using Broadridge PROfile 22.12.1.5105 Copyright 1995 - 2023 Broadridge

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549

SCHEDULE 14A

Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

Filed by the Registrant ☐

Filed by a party other than the Registrant ☒

Check the appropriate box:

☐	Preliminary Proxy Statement
☐	Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))
☐	Definitive Proxy Statement
☒	Definitive Additional Materials
☐	Soliciting Material under § 240.14a-12

Amarin Corporation plc

(Name of Registrant as Specified In Its Charter)

Sarissa Capital Catapult Fund LLC

Sarissa Capital Hawkeye Fund LP

ISP Fund LP

Sarissa Capital Offshore Master Fund LP

Sarissa Capital Master Fund II LP

Sarissa Capital Athena Fund Ltd

Atom Master Fund LP

Sarissa Capital Fund GP LP

Sarissa Capital Fund GP LLC

Sarissa Capital Offshore Fund GP LLC

Sarissa Capital Management GP LLC

Sarissa Capital Management LP

Alexander J. Denner, Ph.D.

Patrice Bonfiglio

Paul Cohen, M.D. Mark DiPaolo Keith L. Horn Odysseas Kostas, M.D.

Louis Sterling III Diane E. Sullivan

(Name of Person(s) Filing Proxy Statement, if other than the Registrant)

Payment of Filing Fee (Check all boxes that apply):

☒	No fee required
☐	Fee paid previously with preliminary materials
☐	Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a-6(i)(1) and 0-11

This filing contains a press release issued on February 3, 2023 by Sarissa Capital announcing that Sarissa Capital has launched a website at www.FreeAmarin.com in connection with its solicitation of shareholders of Amarin Corporation plc. This filing also contains materials posted by Sarissa Capital to www.FreeAmarin.com .

SARISSA CAPITAL HIGHLIGHTS AMARIN’S DISREGARD FOR SHAREHOLDER INTERESTS AND URGES SHAREHOLDERS TO VOTE THE BLUE PROXY CARD FOR CHANGE AT AMARIN

Sarissa launches website www.freeamarin.com and posts presentation for shareholders

Sarissa urges shareholders to vote the BLUE proxy card by 11:59 PM EST on February 21, 2023

Do NOT vote Amarin’s WHITE proxy card

Greenwich, CT, February 3, 2023 – Sarissa Capital Management LP (“Sarissa”) today made the following statement on Amarin Corporation plc (NASDAQ: AMRN):

Sarissa launches website for shareholders. For Sarissa’s presentation, how to vote, and future communications, please visit Sarissa’s website address below.

Website: www.freeamarin.com

Presentation: https://freeamarin.com/wp-content/pdfs/presentation-slides-opt.pdf

How to vote: https://freeamarin.com/wp-content/pdfs/how-to-vote.pdf

Vote the BLUE proxy card “ FOR ” all proposals. The General Meeting of Amarin shareholders is scheduled for February 28, 2023, BUT IN ORDER FOR YOUR VOTE TO BE VALID SARISSA MUST SUBMIT YOUR VOTE BEFORE 10 AM EST (NEW YORK TIME) ON FEBRUARY 22, 2023. THEREFORE, WE ARE ASKING THAT ALL HOLDERS SUBMIT THEIR VOTE BY 11:59 PM EST (NEW YORK TIME) ON TUESDAY, FEBRUARY 21, 2023 (THE NIGHT BEFORE) OR THE EARLIEST TIME POSSIBLE.

Shareholders should be receiving the BLUE proxy card next week. If you have any questions on how to vote, please contact

D.F. King & Co., Inc.

48 Wall Street

New York, New York 10005

Shareholders call toll-free: (800) 331-7024

Banks and Brokers call: (212) 269-5550

By Email: AMRN@dfking.com

FreeAmarin

Contact: Jean Puong Sarissa Capital Management LP info@sarissacap.com

Additional Information

Sarissa Capital Management LP (“Sarissa Capital”), together with other participants, filed a definitive proxy statement and an accompanying blue proxy card with the SEC on January 31, 2023, in connection with the solicitation of shareholders of Amarin Corporation plc (the “Company”) at the general meeting of the Company for the election of Sarissa Capital’s slate of highly-qualified nominees (the “General Meeting”). Shareholders are advised to read the definitive proxy statement and other relevant documents related to the General Meeting as they contain important information.

The definitive proxy statement and other relevant documents are available at no charge on the SEC’s website at www.sec.gov and at www.freeamarin.com. The definitive proxy statement and other relevant documents are also available at no charge by directing a request to Sarissa Capital’s proxy solicitor, D.F. King & Co., Inc., 48 Wall Street, New York, New York 10005 (Shareholders can call toll-free: (800) 331-7024).