Companies: 10,795·Total market cap: $144.5T
Amarin Corporation plc

Amarin Corporation plc

AMRNNASDAQHealthcare● Active
$14.22
+$0.29(+2.05%)
Market Cap$294005632
P/E Ratio—
52W High$20.9
52W Low$11.65
Overview

Amarin Corporation plc (AMRN) Stock Splits

Forward and reverse split history, cumulative multiple, latest ratio, and share calculator on this tab.

FMP · AMRN · as of Jun 8, 2026

Key split metrics

Total Splits3Since IPO (Apr 1, 1993)
Most Recent SplitApr 11, 2025Reverse · 1-for-20
Cumulative Multiple×0.00051 share (1993) → 0.0005 shares today

Latest Split Event

Reverse Split
Apr 11, 2025
BEFORE SPLIT$0.4500Closing price · Apr 10, 2025
1-for-20
AFTER SPLIT$9.09Opening price · Apr 11, 2025
Every 20 shares were consolidated into 1 share.·Total market cap unchanged.·Source: FMP · Historical EOD

Stock Split History

AMRN · 3 records
Date↓RatioTypeMultiple↕Cumulative↕
Apr 11, 20251-for-20Reverse×0.050×0.000500
Jan 18, 20081-for-10Reverse×0.100×0.010
Oct 19, 19981-for-10Reverse×0.100×0.100
3 splits since IPO · Apr 1, 1993Data: Financial Modeling Prep · Updated daily

Stock Split Calculator

If you bought 100 shares purchased of AMRN on Jan 1, 2020 — — how many shares would you hold today after all splits?

ORIGINAL SHARES100
→
SHARES TODAY5
Splits Applied1
Total Multiplier×0.05
Split Period2025
Splits applied:Apr 11, 2025 · 1-for-20
Based on purchase date Jan 1, 2020Share count only · excludes price / dividendsSource: FMP

This calculator shows how stock splits affected share count only. It does not reflect current market value, dividend payments, or transaction costs. Past splits do not guarantee future performance.

About reverse stock split history

Amarin Corporation plc (AMRN) has undergone 3 reverse stock splits. The most recent was a 1-for-20 reverse split on Apr 11, 2025. Reverse splits consolidate shares to increase the per-share price.

Price historyShares outstandingFinancialsEarningsMarket capForecast

Frequently asked questions

Amarin Corporation plc (AMRN) has undergone 3 reverse stock splits. Reverse splits consolidate shares, reducing share count while increasing the per-share price.

AMRN reverse stock split historyhow many reverse splits for AMRNAMRN stock split countcumulative split multiple
Data: Financial Modeling Prep · Updated daily · For informational purposes only, not investment advice.