---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-22-266816"
form_type: "8-K"
ticker: "AMRN"
cik: "0000897448"
company_name: "AMARIN CORP PLCUK"
filed_at: "2022-10-21T23:59:59+00:00"
generated_at: "2026-06-23T02:08:03.462200+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.35
calibrated_materiality_score: 0.35
confidence: "high"
source: SEC EDGAR
---

# Amarin appoints Adam Berger and Geraldine Murphy to board; Ekman and O'Sullivan to retire by year-end

## Summary
- Adam Berger and Geraldine Murphy appointed as independent directors effective Oct 20, 2022.
- Lars Ekman and Patrick O'Sullivan will retire from board effective Dec 31, 2022.
- Board remains at eight directors, seven independent; five appointed in past year as part of refreshment.
- Berger brings M&A advisory experience with over 180 healthcare deals totaling $400B+.
- Murphy brings 30+ years healthcare executive experience in manufacturing, supply chain, P&L.

## SEC filing metadata
- accession: 0001193125-22-266816
- form_type: 8-K
- ticker: AMRN
- cik: 0000897448
- company_name: AMARIN CORP PLCUK
- filed_at: 2022-10-21T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.35
- calibrated_materiality_score: 0.35
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/897448/000119312522266816/0001193125-22-266816-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/897448/000119312522266816/d306821d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-22-266816
- JSON: https://secwatch.observer/filing/0001193125-22-266816.json
- Plain text: https://secwatch.observer/filing/0001193125-22-266816.txt

## Key facts
- Executive change
  Adam Berger was appointed as Director at AMARIN CORP PLCUK.
  - Action: appointed
  - Role: Director
  source text: appointed Adam Berger and Geraldine Murphy to the Board to a term commencing on such date.
  evidence_url: https://www.sec.gov/Archives/edgar/data/897448/000119312522266816/0001193125-22-266816-index.htm
- Executive change
  Geraldine Murphy was appointed as Director at AMARIN CORP PLCUK.
  - Action: appointed
  - Role: Director
  source text: appointed Adam Berger and Geraldine Murphy to the Board to a term commencing on such date.
  evidence_url: https://www.sec.gov/Archives/edgar/data/897448/000119312522266816/0001193125-22-266816-index.htm
- Executive change
  Patrick J. O'Sullivan departed as Director at AMARIN CORP PLCUK.
  - Action: will retire
  - Role: Director
  source text: announced that Lars Ekman and Patrick J. O’Sullivan will retire from the Board, effective as of December 31, 2022.
  evidence_url: https://www.sec.gov/Archives/edgar/data/897448/000119312522266816/0001193125-22-266816-index.htm
- Executive change
  Lars Ekman departed as Director at AMARIN CORP PLCUK.
  - Action: will retire
  - Role: Director
  source text: announced that Lars Ekman and Patrick J. O’Sullivan will retire from the Board, effective as of December 31, 2022.
  evidence_url: https://www.sec.gov/Archives/edgar/data/897448/000119312522266816/0001193125-22-266816-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.