FibroGen (FGEN) Short Interest Ratio & Short Volume $0.34 0.00 (-1.09%) As of 12:27 PM Eastern This is a fair market value price provided by Polygon.io. Learn more. Add Compare Share Share Short Interest Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock FibroGen Short Interest DataFibroGen (FGEN) has a short interest of 4.18 million shares, representing 4.23% of the float (the number of shares available for trading by the public). This marks a -10.49% decrease in short interest from the previous month. The short interest ratio (days to cover) is 1.3, indicating that it would take 1.3 days of the average trading volume of 2.24 million shares to cover all short positions.Current Short Interest4,180,000 sharesPrevious Short Interest4,670,000 sharesChange Vs. Previous Month-10.49%Dollar Volume Sold Short$1.24 millionShort Interest Ratio1.3 Days to CoverLast Record DateApril 15, 2025Outstanding Shares101,044,000 sharesShort Percent of Float4.23%Today's Trading Volume130,225 sharesAverage Trading Volume2,236,803 sharesToday's Volume Vs. Average6% Short Selling FibroGen? Sign up to receive the latest short interest report for FibroGen and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartFGEN Short Interest Over TimeFGEN Days to Cover Over TimeFGEN Percentage of Float Shorted Over Time FibroGen Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 4/15/20254,180,000 shares $1.24 million -10.5%4.2%1.3 $0.30 3/31/20254,670,000 shares $1.45 million -6.2%4.7%1.4 $0.31 3/15/20254,980,000 shares $2.19 million -6.0%5.0%1.4 $0.44 2/28/20255,300,000 shares $2.16 million +79.7%5.4%1.6 $0.41 2/15/20252,950,000 shares $1.64 million +1.4%3.0%0.9 $0.55 1/31/20252,910,000 shares $1.41 million -5.2%N/A2.3 $0.48 1/15/20253,070,000 shares $1.84 million +0.7%N/A2.2 $0.60 12/31/20243,050,000 shares $1.61 million -3.8%N/A2.1 $0.53 12/15/20243,170,000 shares $1.06 million -7.9%N/A2.5 $0.33 11/30/20243,440,000 shares $1.46 million -11.8%N/A2.9 $0.43 Get the Latest News and Ratings for FGEN and Related StocksEnter your email address below to receive the latest news and analysts' ratings for FibroGen and its competitors with MarketBeat's FREE daily newsletter. 11/15/20243,900,000 shares $1.31 million -9.7%N/A3.3 $0.33 10/31/20244,320,000 shares $1.30 million +7.2%N/A3.7 $0.30 10/15/20244,030,000 shares $1.43 million -11.2%N/A2.5 $0.35 9/30/20244,540,000 shares $1.81 million -4.8%N/A2.6 $0.40 9/15/20244,770,000 shares $2.24 million -6.8%N/A2.2 $0.47 8/31/20245,120,000 shares $1.87 million -7.1%N/A2.3 $0.37 8/15/20245,510,000 shares $2.04 million +9.3%N/A2.1 $0.37 7/31/20245,040,000 shares $2.72 million -15.2%N/A1.9 $0.54 7/15/20245,940,000 shares $6.30 million -18.9%N/A2.3 $1.06 6/30/20247,320,000 shares $6.53 million -9.5%N/A2.9 $0.89 6/15/20248,090,000 shares $9.06 million +8.5%N/A3.5 $1.12 5/31/20247,460,000 shares $8.95 million +1.1%N/A3.1 $1.20 5/15/20247,380,000 shares $8.78 million +6.7%N/A3.4 $1.19 4/30/20246,920,000 shares $7.75 million +27.4%N/A2.8 $1.12 4/15/20245,430,000 shares $7.11 million +4.6%5.9%2 $1.31 3/31/20245,190,000 shares $12.20 million -6.2%5.7%1.9 $2.35 3/15/20245,530,000 shares $11.56 million -15.2%6.0%2.1 $2.09 2/29/20246,520,000 shares $11.15 million -9.6%7.1%2.5 $1.71 2/15/20247,210,000 shares $15.50 million -46.6%7.9%2.7 $2.15 1/31/202413,500,000 shares $25.92 million -4.9%14.7%5.1 $1.92 1/15/202414,200,000 shares $10.69 million +1.6%15.5%8.3 $0.75 12/31/202313,980,000 shares $12.39 million -3.0%15.3%7.3 $0.89 12/15/202314,410,000 shares $9.82 million -4.7%15.7%5.7 $0.68 11/30/202315,120,000 shares $8.35 million -1.1%16.5%4.3 $0.55 11/15/202315,290,000 shares $7.81 million +13.2%16.7%3.8 $0.51 10/31/202313,510,000 shares $7.31 million +18.0%14.9%3.3 $0.54 10/15/202311,450,000 shares $6.81 million +8.9%12.6%2.6 $0.60 9/30/202310,510,000 shares $9.07 million -3.2%11.6%2.3 $0.86 9/15/202310,860,000 shares $9.37 million +0.5%12.0%2.2 $0.86 8/31/202310,810,000 shares $10.38 million -5.7%11.9%2.7 $0.96Is he more powerful than Trump? (Ad)Is there anybody more powerful than Donald Trump right now? In a single tariff announcement, he wiped out nearly $5 trillion in wealth from the S&P 500 and $6.4 trillion from the Dow Jones… Not to mention the countless trillions of dollars lost in every market around the world… leaving the major political powers scrambling in fear of Trump’s next move.Whether you take some of that wealth for yourself depends on if you watch this controversial exposé 8/15/202311,460,000 shares $15.59 million +39.9%12.6%3.5 $1.36 7/31/20238,190,000 shares $16.87 million -2.6%9.1%2.7 $2.06 7/15/20238,410,000 shares $21.70 million +6.9%9.4%3.3 $2.58 6/30/20237,870,000 shares $21.25 million +18.9%8.8%3.6 $2.70 6/15/20236,620,000 shares $112.21 million +8.2%7.4%4.2 $16.95 5/31/20236,120,000 shares $105.57 million +7.6%6.9%6.5 $17.25 5/15/20235,690,000 shares $100.49 million +16.8%6.4%6.2 $17.66 4/30/20234,870,000 shares $83.37 million -0.2%5.7%5.4 $17.12 4/15/20234,880,000 shares $95.79 million -0.8%5.7%5.6 $19.63 3/31/20234,920,000 shares $91.81 million +1.9%5.6%5.4 $18.66 3/15/20234,830,000 shares $96.60 million +20.2%5.6%5.2 $20.00 2/28/20234,020,000 shares $89.24 million -11.3%4.6%4.4 $22.20 2/15/20234,530,000 shares $110.35 million +2.5%5.2%5.3 $24.36 1/31/20234,420,000 shares $104.31 million -24.1%5.1%5.1 $23.60 1/15/20235,820,000 shares $119.31 million -13.3%6.7%6.5 $20.50 12/30/20226,710,000 shares $107.49 million -2.2%7.7%7.6 $16.02 12/15/20226,860,000 shares $99.61 million +2.5%8.0%8.4 $14.52 11/30/20226,690,000 shares $96.14 million No Change7.8%8.5 $14.37 11/15/20226,690,000 shares $99.81 million +3.2%7.8%8.8 $14.92 10/31/20226,480,000 shares $105.49 million -4.7%7.5%8.6 $16.28 10/15/20226,800,000 shares $107.92 million +4.5%7.9%9.1 $15.87 9/30/20226,510,000 shares $84.70 million +9.8%7.6%9.8 $13.01 9/15/20225,930,000 shares $72.05 million +5.3%6.9%8.9 $12.15 8/31/20225,630,000 shares $70.04 million +10.8%6.6%7.8 $12.44 8/15/20225,080,000 shares $74.12 million +2.6%5.9%6.1 $14.59 7/31/20224,950,000 shares $62.27 million -9.2%5.8%5.1 $12.58 7/15/20225,450,000 shares $66.60 million +1.5%6.4%5.6 $12.22 6/30/20225,370,000 shares $56.71 million -13.0%6.3%5.6 $10.56 6/15/20226,170,000 shares $58.06 million +5.8%7.2%6.4 $9.41 5/31/20225,830,000 shares $57.37 million +29.6%6.8%6.4 $9.84 5/15/20224,500,000 shares $44.73 million +25.7%5.3%5.2 $9.94 4/30/20223,580,000 shares $33.29 million +7.5%4.2%4.7 $9.30 4/15/20223,330,000 shares $39.36 million +2.5%3.9%4.1 $11.82 3/31/20223,250,000 shares $39.07 million -11.7%N/A3.9 $12.02 3/15/20223,680,000 shares $45.37 million -7.3%4.3%4.2 $12.33 2/28/20223,970,000 shares $55.86 million +3.4%4.7%3.7 $14.07 2/15/20223,840,000 shares $61.02 million -6.1%4.5%3.5 $15.89 1/31/20224,090,000 shares $61.72 million +10.0%4.8%3.5 $15.09 1/15/20223,720,000 shares $53.34 million -3.6%N/A3.1 $14.34 12/31/20213,860,000 shares $54.43 million -35.3%4.5%3.4 $14.10 12/15/20215,970,000 shares $85.19 million +4.6%7.0%5.1 $14.27 11/30/20215,710,000 shares $71.43 million -0.5%6.7%5.2 $12.51 11/15/20215,740,000 shares $70.09 million -2.9%6.8%5 $12.21 10/29/20215,910,000 shares $65.72 million -4.8%7.0%4.9 $11.12 10/15/20216,210,000 shares $68.56 million -12.2%7.4%5.1 $11.04 9/30/20217,070,000 shares $72.26 million +16.5%8.4%4.5 $10.22 9/15/20216,070,000 shares $71.02 million +1.0%7.2%3.8 $11.70 8/31/20216,010,000 shares $69.90 million -6.1%7.1%4.1 $11.63 8/13/20216,400,000 shares $79.36 million -21.4%7.6%4.7 $12.40 7/30/20218,140,000 shares $105.82 million +11.2%9.7%6.5 $13.00Is he more powerful than Trump? (Ad)Is there anybody more powerful than Donald Trump right now? In a single tariff announcement, he wiped out nearly $5 trillion in wealth from the S&P 500 and $6.4 trillion from the Dow Jones… Not to mention the countless trillions of dollars lost in every market around the world… leaving the major political powers scrambling in fear of Trump’s next move.Whether you take some of that wealth for yourself depends on if you watch this controversial exposé 7/15/20217,320,000 shares $181.83 million -4.3%8.7%6 $24.84 6/30/20217,650,000 shares $203.72 million -10.3%9.1%7 $26.63 6/15/20218,530,000 shares $216.49 million -3.0%10.1%5.7 $25.38 5/28/20218,790,000 shares $186.79 million +5.3%10.5%5.8 $21.25 5/14/20218,350,000 shares $175.68 million -1.3%9.9%4.9 $21.04 4/30/20218,460,000 shares $190.43 million +2.4%10.1%5 $22.51 4/15/20218,260,000 shares $159.09 million -5.6%N/A0 $19.26 3/31/20218,750,000 shares $272.21 million +2.8%10.5%6 $31.11 3/15/20218,510,000 shares $299.13 million -9.0%10.3%8.7 $35.15 2/26/20219,350,000 shares $466.19 million +48.4%11.3%10 $49.86 2/12/20216,300,000 shares $344.80 million -9.4%7.6%9 $54.73 1/29/20216,950,000 shares $340.48 million -13.7%8.4%9.6 $48.99 1/15/20218,050,000 shares $346.63 million +15.0%9.7%10.7 $43.06 12/31/20207,000,000 shares $265.79 million -2.9%8.4%9.9 $37.97 12/15/20207,210,000 shares $316.59 million -12.9%8.7%10.1 $43.91 11/30/20208,280,000 shares $332.61 million -4.4%10.0%12.4 $40.17 11/15/20208,660,000 shares $364.50 million +7.4%10.4%11.7 $42.09 10/30/20208,060,000 shares $314.42 million -5.4%9.7%11.2 $39.01 10/15/20208,520,000 shares $399.42 million +12.3%10.3%12.4 $46.88 9/30/20207,590,000 shares $312.10 million +9.8%9.2%11.2 $41.12 9/15/20206,910,000 shares $304.52 million +16.1%8.4%10.5 $44.07 8/31/20205,950,000 shares $266.74 million -9.7%7.2%8.7 $44.83 8/14/20206,590,000 shares $291.34 million -7.3%8.0%9.9 $44.21 7/31/20207,110,000 shares $287.74 million -3.0%8.6%10.4 $40.47 7/15/20207,330,000 shares $308.30 million -2.0%9.0%10.2 $42.06 6/30/20207,480,000 shares $303.61 million +13.7%9.2%10.5 $40.59 6/15/20206,580,000 shares $251.09 million -1.9%8.1%8.9 $38.16 5/29/20206,710,000 shares $224.38 million +0.3%8.2%8.8 $33.44 5/15/20206,690,000 shares $242.71 million +13.6%8.2%9.1 $36.28 FGEN Short Interest - Frequently Asked Questions What is FibroGen's current short interest? Short interest is the volume of FibroGen shares that have been sold short but have not yet been closed out or covered. As of April 15th, traders have sold 4,180,000 shares of FGEN short. 4.23% of FibroGen's shares are currently sold short. Learn More on FibroGen's current short interest. What is a good short interest ratio for FibroGen? 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. FGEN shares currently have a short interest ratio of 1.0. Learn More on FibroGen's short interest ratio. Which institutional investors are shorting FibroGen? As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of FibroGen: LMR Partners LLP, 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 FibroGen? 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. 4.23% of FibroGen's floating shares are currently sold short. Is FibroGen's short interest increasing or decreasing? FibroGen saw a decrease in short interest in the month of April. As of April 15th, there was short interest totaling 4,180,000 shares, a decrease of 10.5% from the previous total of 4,670,000 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 FibroGen's short interest compare to its competitors? 4.23% of FibroGen's shares are currently sold short. Here is how the short interest of companies in the industry of "pharmaceutical products" compare to FibroGen: Lyell Immunopharma, Inc. (4.52%), Protara Therapeutics, Inc. (11.25%), Compugen Ltd. (2.28%), SELLAS Life Sciences Group, Inc. (11.17%), Neumora Therapeutics, Inc. (20.67%), scPharmaceuticals Inc. (10.66%), RAPT Therapeutics, Inc. (12.25%), Enanta Pharmaceuticals, Inc. (14.13%), Coherus BioSciences, Inc. (30.86%), Lexeo Therapeutics, Inc. (11.76%), 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 ($21.71 billion), iShares 20+ Year Treasury Bond ETF ($9.48 billion), Strategy Incorporated ($8.92 billion), Charter Communications, Inc. ($3.86 billion), Apollo Global Management, Inc. ($3.86 billion), Capital One Financial Co. ($3.72 billion), Super Micro Computer, Inc. ($3.47 billion), AppLovin Co. ($2.64 billion), VanEck Semiconductor ETF ($2.46 billion), and The Kroger Co. ($2.33 billion). View all of the most shorted stocks. What does it mean to sell short FibroGen stock? Short selling FGEN is an investing strategy that aims to generate trading profit from FibroGen as its price is falling. FGEN shares are trading down $0.00 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 FibroGen? A short squeeze for FibroGen 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 FGEN, which in turn drives the price of the stock up even further. How often is FibroGen'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 FGEN, twice per month. The most recent reporting period available is April, 15 2025. More Short Interest Resources from MarketBeat Related Companies Lyell Immunopharma Short Interest Data Protara Therapeutics Short Interest Data Compugen Short Interest Data SELLAS Life Sciences Group Short Interest Data Neumora Therapeutics Short Interest Data scPharmaceuticals Short Interest Data RAPT Therapeutics Short Interest Data Enanta Pharmaceuticals Short Interest Data Coherus BioSciences Short Interest Data Lexeo Therapeutics 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:FGEN) was last updated on 5/2/2025 by MarketBeat.com Staff From Our PartnersThe next market Nvidia is positioned to dominate …Robots — built by Nvidia. Forbes says this could be " a $24 trillion opportunity for investors." 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