Anthera Pharmaceuticals (ANTH) Short Interest Ratio & Short Volume $0.0001 0.00 (0.00%) As of 05/20/2025 09:30 AM Eastern Add Compare Share Share Short Interest Stock AnalysisChartSEC FilingsShort InterestBuy This Stock Anthera Pharmaceuticals Short Interest DataAnthera Pharmaceuticals (ANTH) has a short interest of 3,400 shares. This marks a 0.00% change in short interest from the previous month. The short interest ratio (days to cover) is 0.2, indicating that it would take 0.2 days of the average trading volume of 11,986 shares to cover all short positions.Current Short Interest3,400 sharesPrevious Short Interest3,400 sharesChange Vs. Previous MonthNo ChangeDollar Volume Sold Short$0.34Short Interest Ratio0.2 Days to CoverLast Record DateApril 30, 2025Today's Trading Volume1,251 sharesAverage Trading Volume11,986 sharesToday's Volume Vs. Average10% Short Selling Anthera Pharmaceuticals? 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Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartANTH Short Interest Over TimeANTH Days to Cover Over TimeANTH Percentage of Float Shorted Over Time Anthera Pharmaceuticals Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 4/30/20253,400 shares $0.34 No ChangeN/A0.2 $0.00 4/15/20253,400 shares $0.34 No ChangeN/A34 $0.00 3/31/20253,400 shares $0.00 No ChangeN/A34 $0.00 3/15/20253,400 shares $0.00 No ChangeN/A0 $0.00 2/28/20253,400 shares $0.00 No ChangeN/A11.3 $0.00 2/15/20253,400 shares $0.00 No ChangeN/A1.3 $0.00 1/31/20253,400 shares $0.00 No ChangeN/A34 $0.00 1/15/20253,400 shares $0.00 No ChangeN/A4.9 $0.00 12/31/20243,400 shares $0.34 No ChangeN/A0.3 $0.00 12/15/20243,400 shares $0.00 No ChangeN/A4.9 $0.00 Get the Latest News and Ratings for ANTH and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Anthera Pharmaceuticals and its competitors with MarketBeat's FREE daily newsletter. 11/30/20243,400 shares $0.68 No ChangeN/A0.1 $0.00 11/15/20243,400 shares $0.00 No ChangeN/A0.2 $0.00 10/31/20243,400 shares $0.00 No ChangeN/A0.4 $0.00 10/15/20243,400 shares $0.00 No ChangeN/A6.8 $0.00 9/30/20243,400 shares $0.00 +6.3%N/A0.4 $0.00 9/15/20243,200 shares $0.00 No ChangeN/A32 $0.00 8/31/20243,200 shares $0.00 No ChangeN/A16 $0.00 8/15/20243,200 shares $0.00 No ChangeN/A32 $0.00 7/31/20243,200 shares $0.00 No ChangeN/A32 $0.00 7/15/20243,200 shares $0.00 No ChangeN/A0 $0.00 6/30/20243,200 shares $0.00 No ChangeN/A2.5 $0.00 6/15/20243,200 shares $0.00 No ChangeN/A0 $0.00 5/31/20243,200 shares $0.00 No ChangeN/A0.7 $0.00 5/15/20243,200 shares $0.00 No ChangeN/A0 $0.00 4/30/20243,200 shares $0.00 No ChangeN/A32 $0.00 4/15/20243,200 shares $0.00 No ChangeN/A0 $0.00 3/31/20243,200 shares $0.00 No ChangeN/A32 $0.00 3/15/20243,200 shares $0.00 No ChangeN/A6.4 $0.00 2/29/20243,200 shares $0.00 No ChangeN/A0 $0.00 2/15/20243,200 shares $0.00 No ChangeN/A32 $0.00 1/15/20243,200 shares $0.00 No ChangeN/A1.4 $0.00 12/31/20233,200 shares $0.00 No ChangeN/A0.2 $0.00 12/15/20233,200 shares $0.00 No ChangeN/A0.7 $0.00 11/30/20233,200 shares $0.00 No ChangeN/A32 $0.00 11/15/20233,200 shares $0.00 No ChangeN/A1.8 $0.00 10/31/20233,200 shares $0.00 No ChangeN/A8 $0.00 10/15/20233,200 shares $0.00 No ChangeN/A2.5 $0.00 9/30/20233,200 shares $0.00 No ChangeN/A8 $0.00 9/15/20233,200 shares $0.00 No ChangeN/A0.2 $0.00 8/31/20233,200 shares $0.00 No ChangeN/A0 $0.00Trump + Musk = AI’s turning point (Ad)Trump may not code… but he knows how to pick winners. 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And it could happen starting as soon as June 1st.Click here to see the details and learn how to prepare for the next AI revolution 7/15/20217,400 shares $444.00 No ChangeN/A0.1 $0.06 6/30/20217,400 shares $483.41 No ChangeN/A0.1 $0.07 6/15/20217,400 shares $370.00 -21.3%N/A0.1 $0.05 5/28/20219,400 shares $752.00 +27.0%N/A0.2 $0.08 5/14/20217,400 shares $658.60 No ChangeN/A0.2 $0.09 4/30/20217,400 shares $651.20 No ChangeN/A0.1 $0.09 4/15/20217,400 shares $518.00 -66.5%N/A0.1 $0.07 3/31/202122,100 shares $1,547.00 +140.2%N/A0.2 $0.07 3/15/20219,200 shares $736.00 -28.1%N/A0 $0.08 2/26/202112,800 shares $1,478.40 -28.9%N/A0 $0.12 2/12/202118,000 shares $1,062.00 +140.0%N/A0.1 $0.06 1/29/20217,500 shares $300.00 +1.4%N/A0 $0.04 1/15/20218,000 shares $320.00 +8.1%N/A0.1 $0.04 12/31/20207,400 shares $177.60 -7.5%N/A0 $0.02 12/15/20208,000 shares $128.00 +8.1%N/A0.1 $0.02 11/30/20207,400 shares $136.72 -59.1%N/A0.1 $0.02 11/15/202018,100 shares $325.80 +144.6%N/A0 $0.02 10/30/20207,400 shares $159.10 No ChangeN/A0.1 $0.02 10/15/20207,400 shares $169.46 -20.4%N/A0.1 $0.02 9/30/20209,300 shares $221.34 -79.1%N/A0.1 $0.02 9/15/202044,400 shares $1,132.20 -84.6%N/A0.4 $0.03 8/31/2020288,700 shares $9,469.36 -8.6%N/A3.3 $0.03 8/14/2020316,000 shares $10,428.00 +0.1%N/A1.1 $0.03 7/31/2020315,700 shares $10,733.80 -0.4%N/A2.3 $0.03 7/15/2020316,800 shares $8,838.72 +0.3%N/A3.1 $0.03 6/30/2020315,900 shares $8,339.76 -0.1%N/A1.5 $0.03 6/15/2020316,200 shares $7,683.66 -6.5%N/A4.1 $0.02 5/29/2020338,100 shares $9,804.90 +0.9%N/A4 $0.03 ANTH Short Interest - Frequently Asked Questions What is Anthera Pharmaceuticals' current short interest? Short interest is the volume of Anthera Pharmaceuticals shares that have been sold short but have not yet been covered or closed out. As of April 30th, investors have sold 3,400 shares of ANTH short. Learn More on Anthera Pharmaceuticals' current short interest. Which stocks are the most shorted right now? As of the most recent reporting period, the following stocks had the largest short interest positions: Spotify Technology S.A. ($4.67 billion), Charter Communications, Inc. ($4.58 billion), Capital One Financial Co. ($4.47 billion), The Kroger Co. ($2.56 billion), Reddit, Inc. ($2.23 billion), Rivian Automotive, Inc. ($2.16 billion), Live Nation Entertainment, Inc. ($1.90 billion), SoFi Technologies, Inc. ($1.85 billion), Zscaler, Inc. ($1.75 billion), and Omnicom Group Inc. ($1.75 billion). View all of the most shorted stocks. What does it mean to sell short Anthera Pharmaceuticals stock? Short selling ANTH is an investing strategy that aims to generate trading profit from Anthera Pharmaceuticals as its price is falling. 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 Anthera Pharmaceuticals? A short squeeze for Anthera Pharmaceuticals 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 ANTH, which in turn drives the price of the stock up even further. How often is Anthera Pharmaceuticals' 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 ANTH, twice per month. The most recent reporting period available is April, 30 2025. 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