REGENXBIO (RGNX) Short Interest Ratio & Short Volume $7.27 -0.09 (-1.22%) Closing price 04:00 PM EasternExtended Trading$7.27 +0.00 (+0.01%) As of 04:08 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 InterestSustainabilityTrends REGENXBIO Short Interest DataREGENXBIO (RGNX) has a short interest of 6.41 million shares. This marks a 5.25% increase in short interest from the previous month. The short interest ratio (days to cover) is 4.9, indicating that it would take 4.9 days of the average trading volume of 948,802 shares to cover all short positions.Current Short Interest6,410,000 sharesPrevious Short Interest6,090,000 sharesChange Vs. Previous Month+5.25%Dollar Volume Sold Short$51.73 millionShort Interest Ratio4.9 Days to CoverLast Record DateJanuary 31, 2025Outstanding Shares49,540,000 sharesPercentage of Shares Shorted12.94%Today's Trading Volume632,906 sharesAverage Trading Volume948,802 sharesToday's Volume Vs. Average67% Short Selling REGENXBIO? Sign up to receive the latest short interest report for REGENXBIO and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartRGNX Short Interest Over TimeRGNX Days to Cover Over TimeRGNX Percentage of Float Shorted Over Time REGENXBIO Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 1/31/20256,410,000 shares $51.73 million +5.3%N/A4.9 $8.07 1/15/20256,090,000 shares $45.31 million +0.8%N/A4.9 $7.44 12/31/20246,040,000 shares $46.69 million -3.1%N/A5.4 $7.73 12/15/20246,230,000 shares $51.58 million +18.4%N/A6.1 $8.28 11/30/20245,260,000 shares $52.18 million +13.9%N/A7 $9.92 11/15/20244,620,000 shares $44.49 million -5.9%N/A7.2 $9.63 10/31/20244,910,000 shares $42.18 million -1.6%N/A9.7 $8.59 10/15/20244,990,000 shares $51.40 million -6.0%N/A9.9 $10.30 9/30/20245,310,000 shares $55.70 million -14.4%N/A10.2 $10.49 9/15/20246,200,000 shares $79.61 million +2.1%N/A11.3 $12.84 Get the Latest News and Ratings for RGNX and Related StocksEnter your email address below to receive the latest news and analysts' ratings for REGENXBIO and its competitors with MarketBeat's FREE daily newsletter. 8/31/20246,070,000 shares $74.18 million +5.9%N/A10.7 $12.22 8/15/20245,730,000 shares $71.11 million +10.4%N/A10.2 $12.41 7/31/20245,190,000 shares $73.96 million +7.9%N/A9 $14.25 7/15/20244,810,000 shares $61.90 million +11.3%N/A9 $12.87 6/30/20244,320,000 shares $50.54 million -5.3%N/A8.5 $11.70 6/15/20244,560,000 shares $56.59 million +5.6%N/A9.2 $12.41 5/31/20244,320,000 shares $61.99 million +7.7%N/A9 $14.35 5/15/20244,010,000 shares $65.08 million -5.9%N/A6.4 $16.23 4/30/20244,260,000 shares $65.39 million +4.7%N/A6 $15.35 4/15/20244,070,000 shares $73.34 million +3.0%N/A5.6 $18.02 3/31/20243,950,000 shares $83.23 million -4.8%N/A5.2 $21.07 3/15/20244,150,000 shares $92.09 million +8.4%N/A5.2 $22.19 2/29/20243,830,000 shares $66.80 million -8.2%9.6%5.1 $17.44 2/15/20244,170,000 shares $76.94 million +0.5%10.6%6.9 $18.45 1/31/20244,150,000 shares $51.13 million -5.9%10.6%7.1 $12.32 1/15/20244,410,000 shares $66.72 million +6.3%11.2%8 $15.13 12/31/20234,150,000 shares $74.49 million +4.0%10.6%7.9 $17.95 12/15/20233,990,000 shares $79.64 million +2.8%10.0%8.1 $19.96 11/30/20233,880,000 shares $75.74 million -4.4%9.7%8.6 $19.52 11/15/20234,060,000 shares $77.71 million -1.9%10.2%9.2 $19.14 10/31/20234,140,000 shares $53.36 million -2.6%10.4%10.7 $12.89 10/15/20234,250,000 shares $68.38 million +6.3%10.7%11.8 $16.09 9/30/20234,000,000 shares $65.84 million -8.7%10.1%11.5 $16.46 9/15/20234,380,000 shares $77.88 million +1.9%11.0%13.2 $17.78 8/31/20234,300,000 shares $76.11 million -1.4%10.8%12.3 $17.70 8/15/20234,360,000 shares $78.61 million -2.7%11.0%11.8 $18.03 7/31/20234,480,000 shares $85.12 million -1.1%11.3%11.3 $19.00 7/15/20234,530,000 shares $85.44 million +1.1%11.5%11.4 $18.86 6/30/20234,480,000 shares $89.56 million -1.3%11.4%10.8 $19.99 6/15/20234,540,000 shares $89.21 million -5.2%11.5%10.5 $19.659/9 on TSLA from June to January (Ad)Please take a look at THIS case study on Target (TGT) You’ll see exactly how the tool works to trade long and short, even when the markets seem to be predicting the exact opposite. 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And it’s all building to Monday, February 24 @ 1pm ET when I’ll bring the tool to the public for the first time and show you how you can put it on your own charts!Tap here to catch the TGT case study and learn more 5/31/20234,790,000 shares $82.53 million -1.4%12.2%11.1 $17.23 5/15/20234,860,000 shares $105.51 million +2.5%12.3%10.9 $21.71 4/30/20234,740,000 shares $91.77 million +1.5%12.0%10.9 $19.36 4/15/20234,670,000 shares $88.54 million +3.3%11.8%10.8 $18.96 3/31/20234,520,000 shares $85.47 million +1.8%11.6%10.5 $18.91 3/15/20234,440,000 shares $92.40 million +6.5%11.4%11 $20.81 2/28/20234,170,000 shares $92.78 million +11.8%10.7%10.5 $22.25 2/15/20233,730,000 shares $83.74 million +13.7%9.6%10.4 $22.45 1/31/20233,280,000 shares $76.13 million +7.2%8.5%9.2 $23.21 1/15/20233,060,000 shares $75.12 million +9.7%7.9%8.8 $24.55 12/30/20222,790,000 shares $63.28 million +9.4%7.2%8.1 $22.68 12/15/20222,550,000 shares $58.73 million +10.9%6.5%7 $23.03 11/30/20222,300,000 shares $54.97 million -8.4%5.9%6.8 $23.90 11/15/20222,510,000 shares $55.14 million -6.0%6.4%7.2 $21.97 10/31/20222,670,000 shares $63.20 million +3.9%6.8%7.8 $23.67 10/15/20222,570,000 shares $57.49 million -12.0%6.6%7.4 $22.37 9/30/20222,920,000 shares $77.18 million -0.7%7.5%8 $26.43 9/15/20222,940,000 shares $79.17 million -6.1%7.5%8.2 $26.93 8/31/20223,130,000 shares $92.34 million -6.3%8.0%8.2 $29.50 8/15/20223,340,000 shares $111.89 million -2.3%8.6%8.5 $33.50 7/31/20223,420,000 shares $107.29 million +10.7%8.8%8 $31.37 7/15/20223,090,000 shares $97.61 million -5.5%8.3%7.1 $31.59 6/30/20223,270,000 shares $80.77 million +1.9%8.9%7.7 $24.70 6/15/20223,210,000 shares $67.28 million +2.6%8.7%7.6 $20.96 5/31/20223,130,000 shares $65.86 million -1.9%8.5%8.1 $21.04 5/15/20223,190,000 shares $66.48 million -12.8%8.6%7.8 $20.84 4/30/20223,660,000 shares $101.60 million +20.8%10.1%8.8 $27.76 4/15/20223,030,000 shares $92.48 million +10.2%8.4%7.4 $30.52 3/31/20222,750,000 shares $91.27 million -6.5%7.6%6.4 $33.19 3/15/20222,940,000 shares $79.56 million -7.0%8.1%7 $27.06 2/28/20223,160,000 shares $82.82 million +25.9%8.7%7.2 $26.21 2/15/20222,510,000 shares $67.64 million -18.5%7.0%5.8 $26.95 1/31/20223,080,000 shares $81.31 million -0.3%8.4%7.5 $26.40 1/15/20223,090,000 shares $86.40 million -1.3%8.4%8.3 $27.96 12/31/20213,130,000 shares $102.35 million -0.6%8.5%9 $32.70 12/15/20213,150,000 shares $102.88 million -1.9%8.5%7.7 $32.66 11/30/20213,210,000 shares $102.72 million +7.7%8.7%7 $32.00 11/15/20212,980,000 shares $94.53 million -7.7%8.1%6.4 $31.72 10/29/20213,230,000 shares $114.47 million +8.0%8.9%6.8 $35.44 10/15/20212,990,000 shares $107.49 million -8.8%8.2%6.2 $35.95 9/30/20213,280,000 shares $137.50 million +5.8%9.0%6.8 $41.92 9/15/20213,100,000 shares $140.03 million -0.3%8.5%7.4 $45.17 8/31/20213,110,000 shares $100.45 million -15.3%8.6%9.1 $32.30 8/13/20213,670,000 shares $115.35 million -0.5%10.1%11.2 $31.43 7/30/20213,690,000 shares $119.26 million +6.0%10.1%11.4 $32.32 7/15/20213,480,000 shares $125.18 million +5.8%9.6%11.3 $35.97 6/30/20213,290,000 shares $127.82 million -11.3%9.0%10.6 $38.85 6/15/20213,710,000 shares $135.64 million +2.8%10.2%11.5 $36.56 5/28/20213,610,000 shares $127.32 million -5.7%9.9%10.9 $35.27 5/14/20213,830,000 shares $135.16 million +1.3%10.5%11.4 $35.29Grab This Altcoin Before Trump's Crypto Announcement (Ad)Grab This Altcoin Before Trump's Crypto Announcement Whatever it is, I expect it to pump the market, which is why I'm recommending ONE coin to all investors right now. Click here to check it out now 4/30/20213,780,000 shares $131.05 million +2.4%10.3%10.5 $34.67 4/15/20213,690,000 shares $130.40 million -3.2%10.1%10.1 $35.34 3/31/20213,810,000 shares $128.05 million +26.6%10.5%8.1 $33.61 3/15/20213,010,000 shares $122.72 million +2.4%8.3%6.2 $40.77 2/26/20212,940,000 shares $117.54 million +10.5%N/A6 $39.98 2/12/20212,660,000 shares $125.90 million +9.0%N/A5.6 $47.33 1/29/20212,440,000 shares $101.43 million -0.4%N/A5 $41.57 1/15/20212,450,000 shares $122.38 million -11.6%N/A5.1 $49.95 12/31/20202,770,000 shares $129.50 million -15.8%N/A6.2 $46.75 12/15/20203,290,000 shares $132.26 million +1.5%9.8%8.7 $40.20 11/30/20203,240,000 shares $120.04 million -15.4%9.6%8.7 $37.05 11/15/20203,830,000 shares $132.25 million -11.3%11.4%10.4 $34.53 10/30/20204,320,000 shares $126.66 million -6.5%12.7%12 $29.32 10/15/20204,620,000 shares $130.33 million +6.5%13.7%13.4 $28.21 9/30/20204,340,000 shares $119.44 million -5.0%12.8%12.7 $27.52 9/15/20204,570,000 shares $133.31 million -0.2%13.5%13.1 $29.17 8/31/20204,580,000 shares $139.78 million +2.5%13.1%13.7 $30.52 8/14/20204,470,000 shares $141.48 million +3.7%12.8%12.2 $31.65 7/31/20204,310,000 shares $142.66 million -1.8%12.4%11.6 $33.10 7/15/20204,390,000 shares $169.67 million +2.8%12.6%11.2 $38.65 6/30/20204,270,000 shares $157.82 million -0.5%12.3%10.5 $36.96 6/15/20204,290,000 shares $157.91 million +3.1%12.4%10.1 $36.81 5/29/20204,160,000 shares $165.73 million -1.7%12.0%8.4 $39.84 5/15/20204,230,000 shares $162.01 million +5.8%12.2%8.2 $38.30 4/30/20204,000,000 shares $164.28 million -8.1%11.5%7.7 $41.07 4/15/20204,350,000 shares $148.94 million -4.6%12.5%8.4 $34.24 3/31/20204,560,000 shares $188.88 million +4.6%13.2%8.5 $41.42 3/13/20204,360,800 shares $146.87 million +1.2%12.6%7.6 $33.68 2/28/20204,310,000 shares $120.16 million -2.7%12.4%9.3 $27.88 RGNX Short Interest - Frequently Asked Questions What is REGENXBIO's current short interest? Short interest is the volume of REGENXBIO shares that have been sold short but have not yet been covered or closed out. As of January 31st, traders have sold 6,410,000 shares of RGNX short. Learn More on REGENXBIO's current short interest. What is a good short interest ratio for REGENXBIO? 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. RGNX shares currently have a short interest ratio of 5.0. Learn More on REGENXBIO's short interest ratio. Which institutional investors are shorting REGENXBIO? As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of REGENXBIO: Jefferies Financial Group Inc., 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. Is REGENXBIO's short interest increasing or decreasing? REGENXBIO saw a increase in short interest in January. As of January 31st, there was short interest totaling 6,410,000 shares, an increase of 5.3% from the previous total of 6,090,000 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 REGENXBIO's short interest compare to its competitors? Here is how the short interest of companies in the industry of "pharmaceutical products" compare to REGENXBIO: Amphastar Pharmaceuticals, Inc. (11.54%), Galapagos NV (2.65%), Dyne Therapeutics, Inc. (9.39%), Immunocore Holdings plc (15.08%), Kiniksa Pharmaceuticals, Ltd. (2.67%), Structure Therapeutics Inc. (14.49%), Nurix Therapeutics, Inc. (14.43%), Arcutis Biotherapeutics, Inc. (16.16%), Ardelyx, Inc. (11.24%), Indivior PLC (1.23%), Which stocks are the most shorted right now? As of the most recent reporting period, the following stocks had the largest short interest positions: AppLovin Co. ($5.21 billion), Charter Communications, Inc. ($4.07 billion), Reddit, Inc. ($3.33 billion), The Kroger Co. ($2.67 billion), Cencora, Inc. ($2.29 billion), Hims & Hers Health, Inc. ($2.17 billion), SoFi Technologies, Inc. ($1.99 billion), Live Nation Entertainment, Inc. ($1.87 billion), Rivian Automotive, Inc. ($1.76 billion), and Moderna, Inc. ($1.60 billion). View all of the most shorted stocks. What does it mean to sell short REGENXBIO stock? Short selling RGNX is an investing strategy that aims to generate trading profit from REGENXBIO as its price is falling. RGNX shares are trading down $0.09 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 REGENXBIO? A short squeeze for REGENXBIO 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 RGNX, which in turn drives the price of the stock up even further. How often is REGENXBIO'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 RGNX, twice per month. The most recent reporting period available is January, 31 2025. More Short Interest Resources from MarketBeat Related Companies AMPH Short Interest Data GLPG Short Interest Data DYN Short Interest Data IMCR Short Interest Data KNSA Short Interest Data GPCR Short Interest Data NRIX Short Interest Data ARQT Short Interest Data ARDX Short Interest Data INDV 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:RGNX) was last updated on 2/21/2025 by MarketBeat.com Staff From Our PartnersCollect $7k per month from Tesla’s SECRET dividendTesla doesn't pay a traditional dividend.... 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