Amarin (AMRN) Stock Chart & Stock Price History $15.01 +0.04 (+0.27%) Closing price 04:00 PM EasternExtended Trading$14.99 -0.02 (-0.13%) As of 05:52 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more. Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFDA EventsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Amarin Stock Price Performance The Amarin (AMRN) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 29.00%, with a year-to-date return of 54.74%. In the past month, the stock has increased 0.74%, reflecting recent market activity. As of the latest close, Amarin traded at $14.97 with a market cap of $309.58 million and volume of 38,257 shares. Five years ago, the stock traded at a split-adjusted price of $81.60, representing a 81.61% decrease over that period. At the time, it had a market cap of $1.62 billion and a volume of 557,854 shares. Receive AMRN Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Amarin and its competitors with MarketBeat's FREE daily newsletter. Subscribe Now View SMS TermsBy entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. Text HELP for help/customer support. 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Read our full terms of service and privacy policy. 5 Day Performance-2.09%1 Month Performance+0.74%3 Month Performance+12.18%Year-To-Date Performance+54.74%1 Year Performance+29.00%5 Year Performance-81.61% AMRN Stock Chart for Friday, September, 12, 2025 AMRN Chart by TradingView Amarin Stock Price History Daily Weekly Monthly Yearly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year 3 Year 5 Year Time Frame Start Date End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization09/11/2025$14.99$14.97-0.13%$15.20$14.8038,257 shs$309.58 million09/10/2025$15.22$14.99-1.51%$15.46$14.8846,190 shs$310.04 million09/09/2025$14.77$15.22+3.05%$15.27$14.6365,863 shs$314.75 million09/08/2025$15.33$14.77-3.65%$15.29$14.7445,249 shs$305.44 million09/05/2025$15.03$15.33+2.00%$15.45$15.0145,809 shs$317.02 million09/04/2025$15.04$15.03-0.07%$15.05$14.6453,931 shs$310.87 million09/03/2025$15.18$15.04-0.92%$15.48$14.9746,346 shs$311.03 million09/02/2025$15.04$15.18+0.93%$15.73$14.9342,040 shs$313.92 million09/01/2025$15.04$15.04$15.41$14.9354,996 shs$311.07 million08/29/2025$15.40$15.04-2.34%$15.41$14.9354,996 shs$311.43 million Get the Latest News and Ratings for AMRN and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Amarin and its competitors with MarketBeat's FREE daily newsletter. 08/28/2025$15.47$15.40-0.45%$15.59$15.0345,962 shs$318.93 million08/27/2025$15.54$15.47-0.45%$15.78$15.3349,272 shs$320.38 million08/26/2025$15.39$15.54+0.97%$15.62$15.2837,191 shs$321.79 million08/25/2025$15.98$15.39-3.69%$16.00$15.3086,878 shs$318.73 million08/22/2025$15.82$15.98+1.01%$16.14$15.8144,615 shs$330.95 million08/21/2025$15.85$15.82-0.19%$15.92$15.5453,190 shs$327.63 million08/20/2025$15.82$15.85+0.19%$16.02$15.7061,746 shs$328.21 million08/19/2025$16.17$15.82-2.16%$16.17$15.6850,464 shs$327.63 million08/18/2025$15.65$16.17+3.32%$16.50$15.65109,021 shs$334.88 million08/15/2025$15.04$15.65+4.06%$15.77$14.9881,433 shs$324.11 million08/14/2025$15.00$15.04+0.27%$15.24$14.8185,942 shs$311.43 million08/13/2025$14.90$15.00+0.67%$15.00$14.6659,746 shs$310.65 million08/12/2025$14.94$14.90-0.27%$15.03$14.6297,938 shs$308.58 million08/11/2025$14.99$14.94-0.33%$15.04$14.5757,337 shs$309.36 million Related Companies Evotec Stock Price Chart Collegium Pharmaceutical Stock Price Chart Intellia Therapeutics Stock Price Chart CureVac Stock Price Chart Enliven Therapeutics Stock Price Chart Calliditas Therapeutics AB (publ) Stock Price Chart ARS Pharmaceuticals Stock Price Chart Pharvaris Stock Price Chart Arcus Biosciences Stock Price Chart Zymeworks Stock Price Chart Receive AMRN Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Amarin and its competitors with MarketBeat's FREE daily newsletter. 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