Amarin (AMRN) Short Interest Ratio & Short Volume $9.38 -0.43 (-4.38%) As of 12:05 PM Eastern Add Compare Share Share Short Interest Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Amarin Short Interest DataAmarin (AMRN) has a short interest of 11.97 million shares, representing 2.97% of the float (the number of shares available for trading by the public). This marks a 10.42% increase in short interest from the previous month. The short interest ratio (days to cover) is 8.0, indicating that it would take 8.0 days of the average trading volume of 71,772 shares to cover all short positions.Current Short Interest11,970,000 sharesPrevious Short Interest10,840,000 sharesChange Vs. Previous Month+10.42%Dollar Volume Sold Short$107.28 millionShort Interest Ratio8.0 Days to CoverLast Record DateMarch 31, 2025Outstanding Shares20,534,000 sharesShort Percent of Float2.97%Today's Trading Volume81,745 sharesAverage Trading Volume71,772 sharesToday's Volume Vs. Average114% Short Selling Amarin? Sign up to receive the latest short interest report for Amarin and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartAMRN Short Interest Over TimeAMRN Days to Cover Over TimeAMRN Percentage of Float Shorted Over Time Remove Ads Amarin Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 3/31/202511,970,000 shares $107.28 million +10.4%3.0%8 $8.96 3/15/202510,840,000 shares $4.49 million -35.4%2.7%6.9 $0.41 2/28/202516,790,000 shares $9.10 million -1.5%4.2%12 $0.54 2/15/202517,050,000 shares $10.44 million +1.2%4.2%12.2 $0.61 1/31/202516,850,000 shares $9.71 million -2.0%N/A11.2 $0.58 1/15/202517,190,000 shares $9.70 million -8.2%N/A11.2 $0.56 12/31/202418,720,000 shares $9.08 million +2.9%N/A13 $0.49 12/15/202418,190,000 shares $8.28 million +1.3%N/A14.2 $0.46 11/30/202417,950,000 shares $9.15 million +0.1%N/A16.8 $0.51 11/15/202417,930,000 shares $8.97 million -0.1%N/A18.6 $0.50 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. 10/31/202417,950,000 shares $10.41 million -0.7%N/A21.4 $0.58 10/15/202418,080,000 shares $10.41 million +1.2%N/A16.6 $0.58 9/30/202417,870,000 shares $11.20 million -2.0%N/A15.3 $0.63 9/15/202418,230,000 shares $10.94 million +1.4%N/A14.6 $0.60 8/31/202417,980,000 shares $11.25 million -3.4%N/A12.1 $0.63 8/15/202418,610,000 shares $11.52 million +0.8%N/A10.7 $0.62 7/31/202418,470,000 shares $12.60 million -2.4%N/A10.8 $0.68 7/15/202418,930,000 shares $14.22 million -7.3%N/A13.1 $0.75 6/30/202420,430,000 shares $14.06 million +7.4%N/A14.4 $0.69 6/15/202419,020,000 shares $14.80 million +20.3%N/A12.8 $0.78 5/31/202415,810,000 shares $13.68 million -1.6%N/A10.8 $0.87 5/15/202416,060,000 shares $15.03 million -0.7%N/A11 $0.94 4/30/202416,180,000 shares $14.90 million +2.2%N/A10.6 $0.92 4/15/202415,840,000 shares $14.55 million -12.1%N/A9.4 $0.92 3/31/202418,020,000 shares $16.05 million -0.9%N/A8.2 $0.89 3/15/202418,190,000 shares $15.62 million +7.1%N/A7.9 $0.86 2/29/202416,990,000 shares $18.18 million +1.4%N/A6.7 $1.07 2/15/202416,750,000 shares $20.44 million +16.3%N/A7.3 $1.22 1/31/202414,400,000 shares $16.27 million +12.5%N/A6.3 $1.13 1/15/202412,800,000 shares $15.10 million -6.0%N/A5.6 $1.18 12/31/202313,620,000 shares $11.85 million -8.3%N/A6.2 $0.87 12/15/202314,860,000 shares $12.33 million +0.6%N/A8 $0.83 11/30/202314,770,000 shares $11.55 million -3.6%N/A8.8 $0.78 11/15/202315,320,000 shares $11.49 million -3.6%N/A9.8 $0.75 10/31/202315,890,000 shares $11.06 million -1.7%N/A8.5 $0.70 10/15/202316,160,000 shares $12.27 million +1.8%N/A8.5 $0.76 9/30/202315,870,000 shares $14.60 million -5.4%N/A6.7 $0.92 9/15/202316,780,000 shares $16.95 million +1.7%N/A7 $1.01 8/31/202316,500,000 shares $17.33 million -9.5%N/A6.7 $1.05 8/15/202318,240,000 shares $19.15 million -9.4%N/A7.2 $1.05The Last Time This Happened, Americans Lost Billions (Ad)Wall Street leaders just held a secret meeting in Las Vegas. What they discussed mirrors 2006 — and the warning signs are everywhere. Economist Addison Wiggin reveals what’s coming.Vegas summit just revealed a $36T event. See the video 7/31/202320,130,000 shares $24.16 million -0.5%N/A8.3 $1.20 7/15/202320,240,000 shares $25.10 million -2.5%N/A8 $1.24 6/30/202320,760,000 shares $24.70 million +4.4%N/A10 $1.19 6/15/202319,880,000 shares $23.66 million -3.0%N/A8.6 $1.19 5/31/202320,500,000 shares $23.99 million -2.3%N/A7.7 $1.17 5/15/202320,980,000 shares $27.27 million -12.8%N/A6.6 $1.30 4/30/202324,070,000 shares $32.49 million +0.9%N/A6.9 $1.35 4/15/202323,860,000 shares $32.21 million +7.4%N/A5.9 $1.35 3/31/202322,220,000 shares $33.33 million +17.6%N/A4.9 $1.50 3/15/202318,890,000 shares $28.71 million +30.1%N/A4.1 $1.52 2/28/202314,520,000 shares $29.48 million +20.3%N/A3.1 $2.03 2/15/202312,070,000 shares $22.93 million -4.4%N/A2.8 $1.90 1/31/202312,620,000 shares $23.47 million -14.4%N/A2.8 $1.86 1/15/202314,740,000 shares $30.81 million +11.4%N/A3.9 $2.09 12/30/202213,230,000 shares $16.01 million +37.1%N/A4.2 $1.21 12/15/20229,650,000 shares $11.87 million -0.3%N/A3.3 $1.23 11/30/20229,680,000 shares $11.13 million +1.3%N/A3.4 $1.15 11/15/20229,560,000 shares $12.24 million -5.6%N/A3.2 $1.28 10/31/202210,130,000 shares $12.46 million +5.6%N/A3.3 $1.23 10/15/20229,590,000 shares $11.03 million +8.6%N/A3.1 $1.15 9/30/20228,830,000 shares $9.62 million -7.6%N/A2.7 $1.09 9/15/20229,560,000 shares $11.85 million -24.8%N/A2.7 $1.24 8/31/202212,720,000 shares $15.01 million -9.0%N/A3.4 $1.18 8/15/202213,980,000 shares $23.35 million -41.1%N/A3.8 $1.67 7/31/202223,740,000 shares $31.57 million -10.0%N/A5.7 $1.33 7/15/202226,390,000 shares $35.63 million +12.5%N/A5.3 $1.35 6/30/202223,460,000 shares $34.96 million +4.0%N/A5 $1.49 6/15/202222,550,000 shares $40.82 million +17.1%N/A5.1 $1.81 5/31/202219,250,000 shares $27.91 million +7.9%N/A4.5 $1.45 5/15/202217,840,000 shares $26.58 million -1.4%N/A4.6 $1.49 4/30/202218,090,000 shares $48.66 million +8.3%N/A5.1 $2.69 4/15/202216,700,000 shares $54.61 million +1.3%N/A5.1 $3.27 3/31/202216,490,000 shares $54.25 million -8.0%N/A4.7 $3.29 3/15/202217,920,000 shares $51.43 million +3.8%N/A4.9 $2.87 2/28/202217,260,000 shares $57.13 million +2.6%N/A4.5 $3.31 2/15/202216,830,000 shares $60.25 million +10.6%4.3%4.2 $3.58 1/31/202215,220,000 shares $55.10 million +1.5%3.9%3.4 $3.62 1/15/202215,000,000 shares $52.80 million +5.0%3.8%3.6 $3.52 12/31/202114,290,000 shares $48.16 million -19.3%3.6%3.9 $3.37 12/15/202117,710,000 shares $57.38 million +13.3%4.5%5 $3.24 11/30/202115,630,000 shares $56.27 million -2.2%4.0%4.7 $3.60 11/15/202115,980,000 shares $63.60 million -9.7%4.1%5 $3.98 10/29/202117,700,000 shares $84.43 million -3.2%4.5%5.4 $4.77 10/15/202118,280,000 shares $94.32 million +5.8%4.7%5.5 $5.16 9/30/202117,280,000 shares $88.13 million +1.4%4.4%5.1 $5.10 9/15/202117,050,000 shares $87.98 million +3.7%4.4%4.8 $5.16 8/31/202116,450,000 shares $89.49 million +27.1%4.2%4.4 $5.44 8/13/202112,940,000 shares $70.13 million -5.4%3.3%3.5 $5.42 7/30/202113,680,000 shares $56.64 million -31.7%3.5%4 $4.14 7/15/202120,040,000 shares $82.16 million -14.9%5.1%5.6 $4.10The Last Time This Happened, Americans Lost Billions (Ad)Wall Street leaders just held a secret meeting in Las Vegas. What they discussed mirrors 2006 — and the warning signs are everywhere. Economist Addison Wiggin reveals what’s coming.Vegas summit just revealed a $36T event. See the video 6/30/202123,540,000 shares $103.11 million -6.1%6.0%5.6 $4.38 6/15/202125,080,000 shares $123.39 million +5.0%6.4%5.8 $4.92 5/28/202123,890,000 shares $108.46 million -2.5%6.1%5.5 $4.54 5/14/202124,490,000 shares $104.33 million -6.0%N/A4.6 $4.26 4/30/202126,040,000 shares $136.45 million +0.2%N/A4.6 $5.24 4/15/202126,000,000 shares $132.86 million +16.6%N/A3.9 $5.11 3/31/202122,290,000 shares $141.99 million +1.4%N/A3.4 $6.37 3/15/202121,980,000 shares $142.87 million +10.3%N/A3 $6.50 2/26/202119,930,000 shares $138.51 million -1.0%N/A2.5 $6.95 2/12/202120,140,000 shares $154.88 million -0.4%N/A2.5 $7.69 1/29/202120,210,000 shares $147.53 million -8.1%N/A2.4 $7.30 1/15/202121,990,000 shares $134.80 million -0.3%N/A2.9 $6.13 12/31/202022,060,000 shares $115.37 million -9.7%N/A3.1 $5.23 12/15/202024,420,000 shares $124.30 million +3.0%N/A3.4 $5.09 11/30/202023,710,000 shares $109.07 million -6.3%N/A3.2 $4.60 11/15/202025,310,000 shares $108.33 million +6.4%N/A2.7 $4.28 10/30/202023,780,000 shares $117.00 million -3.4%N/A2.9 $4.92 10/15/202024,610,000 shares $121.82 million -1.0%N/A2.8 $4.95 9/30/202024,860,000 shares $104.66 million -8.6%N/A2.8 $4.21 9/15/202027,200,000 shares $113.70 million +3.0%N/A3.3 $4.18 8/31/202026,410,000 shares $204.94 million -5.0%N/A3.4 $7.76 8/14/202027,810,000 shares $190.78 million -8.7%N/A4.9 $6.86 7/31/202030,450,000 shares $197.32 million -0.7%N/A4.7 $6.48 7/15/202030,670,000 shares $210.40 million -5.1%N/A4.2 $6.86 6/30/202032,310,000 shares $217.12 million -2.3%N/A3.5 $6.72 6/15/202033,080,000 shares $226.60 million -3.1%N/A2.2 $6.85 5/29/202034,120,000 shares $234.06 million -5.7%9.7%2.2 $6.86 5/15/202036,180,000 shares $279.67 million -5.1%N/A2.3 $7.73 4/30/202038,130,000 shares $290.17 million -3.3%N/A2.5 $7.61 AMRN Short Interest - Frequently Asked Questions What is Amarin's current short interest? Short interest is the volume of Amarin shares that have been sold short but have not yet been covered or closed out. As of March 31st, investors have sold 11,970,000 shares of AMRN short. 2.97% of Amarin's shares are currently sold short. Learn More on Amarin's current short interest. What is a good short interest ratio for Amarin? The short interest ratio, also known as the "days to cover ratio", is calculated by dividing the number of shares of a stock sold short divided by its average trading volume. A short interest ratio ranging between 1 and 4 generally indicates strong positive sentiment about a stock and a lack of short sellers. A short interest ratio of 10 or greater indicates strong pessimism about a stock. AMRN shares currently have a short interest ratio of 8.0. Learn More on Amarin's short interest ratio. Which institutional investors are shorting Amarin? As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of Amarin: Group One Trading LLC, Citadel Advisors LLC, and Concourse Financial Group Securities Inc.. These positions are disclosed in Form 13F filings with the Securities and Exchange Commission. What is a good short interest percentage for Amarin? Companies that have a short interest as a percentage of float below 10% indicates positive investor sentiment and few short sellers. Stocks with a short interest percentage above 10% is considered high, suggesting some investors are pessimistic about the stock. Companies with a short interest percentage of 20% or more indicates widespread negative sentiment. 2.97% of Amarin's floating shares are currently sold short. Is Amarin's short interest increasing or decreasing? Amarin saw a increase in short interest during the month of March. As of March 31st, there was short interest totaling 11,970,000 shares, an increase of 10.4% from the previous total of 10,840,000 shares. Changes in short volume can be used to identify positive and negative investor sentiment. Investors that short sell a stock are betting that its price will decline in the future. An increase in short sale volume suggests bearish (negative) sentiment among investors. A decrease on short sale volume suggests bullish (positive) sentiment. How does Amarin's short interest compare to its competitors? 2.97% of Amarin's shares are currently sold short. Here is how the short interest of companies in the industry of "pharmaceutical products" compare to Amarin: Evolus, Inc. (12.03%), Avadel Pharmaceuticals plc (10.55%), Cronos Group Inc. (2.14%), Praxis Precision Medicines, Inc. (10.62%), Oculis Holding AG (0.15%), ChromaDex Co. (4.29%), Nuvation Bio Inc. (14.16%), AbCellera Biologics Inc. (10.56%), CureVac (5.18%), Xencor, Inc. (10.69%), Which stocks are the most shorted right now? As of the most recent reporting period, the following stocks had the largest short interest positions: Invesco QQQ ($21.93 billion), iShares 20+ Year Treasury Bond ETF ($9.31 billion), Strategy Incorporated ($8.42 billion), Charter Communications, Inc. ($4.52 billion), Apollo Global Management, Inc. ($4.26 billion), Super Micro Computer, Inc. ($3.98 billion), Capital One Financial Co. ($3.79 billion), TC Energy Co. ($3.43 billion), AppLovin Co. ($2.91 billion), and Schlumberger Limited ($2.89 billion). View all of the most shorted stocks. What does it mean to sell short Amarin stock? Short selling AMRN is an investing strategy that aims to generate trading profit from Amarin as its price is falling. AMRN shares are trading up $0.34 today. To short a stock, an investor borrows shares, sells them and buys the shares back on the public market later to return it to the lender. Short sellers are betting that a stock will decline in price. If the stock does drop after selling, the short seller buys it back at a lower price and returns it to the lender. The difference between the sell price and the buy price is the trader's profit. How does a short squeeze work against Amarin? A short squeeze for Amarin occurs when it has a large amount of short interest and its stock increases in price. This forces short sellers to cover their short interest positions by buying actual shares of AMRN, which in turn drives the price of the stock up even further. How often is Amarin's short interest reported? Short interest is typically published by a stock exchange once per month. However, NASDAQ publishes a report for U.S. stocks, including AMRN, twice per month. The most recent reporting period available is March, 31 2025. More Short Interest Resources from MarketBeat Related Companies EOLS Short Interest Data AVDL Short Interest Data CRON Short Interest Data PRAX Short Interest Data OCS Short Interest Data CDXC Short Interest Data NUVB Short Interest Data ABCL Short Interest Data CVAC Short Interest Data XNCR Short Interest Data Short Interest Tools Stocks to Short Largest Short Interest Positions Short Interest Increases Short Interest Decreases Short Interest Reporting Dates This page (NASDAQ:AMRN) was last updated on 4/16/2025 by MarketBeat.com Staff From Our PartnersThe Last Time This Happened, Americans Lost BillionsWall Street leaders just held a secret meeting in Las Vegas. What they discussed mirrors 2006 — and the warnin...Banyan Hill Publishing | SponsoredTwo Unmistakable Patterns Return…The signs suggest we're entering one of those rare periods now. That's why Central Banks are buying gold at...Golden Portfolio | SponsoredWarning: “DOGE Collapse” imminentElon Strikes Back You may already sense that the tide is turning against Elon Musk and DOGE. Just this week...Altimetry | SponsoredCrypto’s crashing…but we’re still profitingMost traders are panicking right now. Bitcoin’s dropping. Altcoins are bleeding. The stock market’s a mess....Crypto Swap Profits | SponsoredTariffs. Volatility. Fear. Here’s the Plan.Wall Street's panicking over tariffs. Volatility's back with a vengeance. If you've been glued to the he...Investors Alley | SponsoredTrump 2028 could be a “bonanza” for investorsAs you may have heard, Donald Trump is planning to run for a THIRD term in 2028. Recently he told NBC news ...Paradigm Press | SponsoredMusk’s AI Masterplan – Our #1 AI Stock to Buy NowDid Elon Musk just set the stage for the next AI stock explosion? One 30-year Wall Street veteran thinks so...Behind the Markets | SponsoredMusk's panic move: What the world's richest man fears is comingWhether you have modest savings of $10,000 or substantial wealth of $10 million, this information could determ...InvestorPlace | Sponsored Adding Choose a watchlist: Watchlist Adding You have already added five stocks to your watchlist. Upgrade to MarketBeat All Access to add more stocks to your watchlist. Adding Amarin Co. plc Please log in to your account or sign up in order to add this asset to your watchlist. Share Amarin With A Colleague Link copied to clipboard. Get 30 Days of MarketBeat All Access for Free Sign up for MarketBeat All Access to gain access to MarketBeat's full suite of research tools. Start Your 30-Day Trial MarketBeat All Access Features Best-in-Class Portfolio Monitoring Get personalized stock ideas. Compare portfolio to indices. Check stock news, ratings, SEC filings, and more. Stock Ideas and Recommendations See daily stock ideas from top analysts. Receive short-term trading ideas from MarketBeat. Identify trending stocks on social media. Advanced Stock Screeners and Research Tools Use our seven stock screeners to find suitable stocks. Stay informed with MarketBeat's real-time news. Export data to Excel for personal analysis. Sign in to your free account to enjoy these benefits In-depth profiles and analysis for 20,000 public companies. Real-time analyst ratings, insider transactions, earnings data, and more. Our daily ratings and market update email newsletter. Sign in to your free account to enjoy all that MarketBeat has to offer. Sign In Create Account Your Email Address: Email Address Required Your Password: Password Required Log In or Sign in with Facebook Sign in with Google Forgot your password? Your Email Address: Please enter your email address. Please enter a valid email address Choose a Password: Please enter your password. Your password must be at least 8 characters long and contain at least 1 number, 1 letter, and 1 special character. Create My Account (Free) or Sign in with Facebook Sign in with Google By creating a free account, you agree to our terms of service. This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.
Buy AMRN Stock Free AMRN Stock Alerts