Amarin (AMRN) Short Interest Ratio & Short Volume $0.46 -0.01 (-1.18%) Closing price 03/25/2025 04:00 PM EasternExtended Trading$0.46 +0.00 (+0.22%) As of 03/25/2025 07:07 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 Short Interest Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Amarin Short Interest DataAmarin (AMRN) has a short interest of 16.79 million shares, representing 4.17% of the float (the number of shares available for trading by the public). This marks a -1.52% decrease in short interest from the previous month. The short interest ratio (days to cover) is 12.0, indicating that it would take 12.0 days of the average trading volume of 1.39 million shares to cover all short positions.Current Short Interest16,790,000 sharesPrevious Short Interest17,050,000 sharesChange Vs. Previous Month-1.52%Dollar Volume Sold Short$9.10 millionShort Interest Ratio12.0 Days to CoverLast Record DateFebruary 28, 2025Outstanding Shares410,672,000 sharesShort Percent of Float4.17%Today's Trading Volume782,682 sharesAverage Trading Volume1,391,480 sharesToday's Volume Vs. Average56% 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 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 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 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. 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 $1.05 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 $1.24Urgent Bitcoin alert for RIGHT NOW (Ad)Former billion-dollar hedge fund manager Larry Benedict has released the most incredible presentation of his 40-year career. During the presentation, Larry reveals a strategy every trader and investor needs to understand. He calls it “Bitcoin Skimming.”So please… click here to watch now. 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 $4.10 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 $4.92Urgent Bitcoin alert for RIGHT NOW (Ad)Former billion-dollar hedge fund manager Larry Benedict has released the most incredible presentation of his 40-year career. During the presentation, Larry reveals a strategy every trader and investor needs to understand. He calls it “Bitcoin Skimming.”So please… click here to watch now. 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 4/15/202039,440,000 shares $249.26 million +13.5%N/A2.7 $6.32 3/31/202034,750,000 shares $261.67 million -18.0%N/A2.5 $7.53 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 February 28th, investors have sold 16,790,000 shares of AMRN short. 4.17% 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 12.0. 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. 4.17% of Amarin's floating shares are currently sold short. Is Amarin's short interest increasing or decreasing? Amarin saw a decline in short interest in the month of February. As of February 28th, there was short interest totaling 16,790,000 shares, a decline of 1.5% from the previous total of 17,050,000 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? 4.17% 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: Maravai LifeSciences Holdings, Inc. (3.51%), Dianthus Therapeutics, Inc. (27.47%), LENZ Therapeutics, Inc. (11.29%), CorMedix Inc. (13.70%), Organogenesis Holdings Inc. (13.39%), Arbutus Biopharma Co. (4.62%), Sana Biotechnology, Inc. (33.80%), ChromaDex Co. (4.29%), KalVista Pharmaceuticals, Inc. (12.53%), MeiraGTx Holdings plc (2.77%), 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 ($23.74 billion), iShares 20+ Year Treasury Bond ETF ($10.75 billion), MicroStrategy Incorporated ($6.56 billion), Apollo Global Management, Inc. ($5.40 billion), Charter Communications, Inc. ($4.57 billion), AppLovin Co. ($4.45 billion), Capital One Financial Co. ($4.33 billion), Super Micro Computer, Inc. ($4.23 billion), Schlumberger Limited ($3.22 billion), and Royal Caribbean Cruises Ltd. ($3.06 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 down $0.01 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 appreciates 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 February, 28 2025. More Short Interest Resources from MarketBeat Related Companies MRVI Short Interest Data DNTH Short Interest Data LENZ Short Interest Data CRMD Short Interest Data ORGO Short Interest Data ABUS Short Interest Data SANA Short Interest Data CDXC Short Interest Data KALV Short Interest Data MGTX 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 3/26/2025 by MarketBeat.com Staff From Our PartnersDOGE could send 6 AI stocks through the roofStay alert for Elon Musk and the Department of Government Efficiency's next move … Expect an announcement f...Weiss Ratings | SponsoredUrgent Bitcoin alert for RIGHT NOWFormer billion-dollar hedge fund manager Larry Benedict has released the most incredible presentation of his 4...Brownstone Research | SponsoredNew “Trump” currency proposed in DCAccording to one of the most connected men in Washington… A surprising new bill was just introduced in Wash...Paradigm Press | SponsoredThe Dirty Secret About Gold Mining Stocks...Here's something most gold analysts won't tell you: 90% of gold mining companies actually destroy sharehold...Golden Portfolio | SponsoredYour Wealth is Under AttackPlease don't wait—this is your moment to take action. 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