ProQR Therapeutics (PRQR) Short Interest Ratio & Short Volume $1.40 -0.03 (-2.10%) Closing price 03/28/2025 04:00 PM EasternExtended Trading$1.45 +0.05 (+3.57%) As of 03/28/2025 05:14 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 ForecastsChartCompetitorsEarningsFinancialsHeadlinesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock ProQR Therapeutics Short Interest DataProQR Therapeutics (PRQR) has a short interest of 1.02 million shares, representing 1.36% of the float (the number of shares available for trading by the public). This marks a 12.73% increase in short interest from the previous month. The short interest ratio (days to cover) is 2.4, indicating that it would take 2.4 days of the average trading volume of 563,274 shares to cover all short positions.Current Short Interest1,020,000 sharesPrevious Short Interest904,800 sharesChange Vs. Previous Month+12.73%Dollar Volume Sold Short$1.72 millionShort Interest Ratio2.4 Days to CoverLast Record DateMarch 15, 2025Outstanding Shares105,213,000 sharesShort Percent of Float1.36%Today's Trading Volume323,303 sharesAverage Trading Volume563,274 sharesToday's Volume Vs. Average57% Short Selling ProQR Therapeutics? Sign up to receive the latest short interest report for ProQR Therapeutics and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartPRQR Short Interest Over TimePRQR Days to Cover Over TimePRQR Percentage of Float Shorted Over Time Remove Ads ProQR Therapeutics Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 3/15/20251,020,000 shares $1.72 million +12.7%1.4%2.4 $1.69 2/28/2025904,800 shares $2.11 million -6.3%1.2%2.1 $2.33 2/15/2025965,900 shares $2.34 million +4.4%1.3%2.4 $2.42 1/31/2025925,500 shares $1.96 million -8.4%N/A1.9 $2.12 1/15/20251,010,000 shares $2.31 million +10.0%N/A1.7 $2.29 12/31/2024918,100 shares $2.43 million +151.7%N/A0.6 $2.65 12/15/2024364,700 shares $1.03 million +94.4%N/A0.2 $2.83 11/30/2024187,600 shares $720,384.00 -54.7%N/A0.1 $3.84 11/15/2024413,800 shares $1.58 million -38.9%N/A0.3 $3.82 10/31/2024677,600 shares $2.37 million +408.3%N/A0.5 $3.50 Get the Latest News and Ratings for PRQR and Related StocksEnter your email address below to receive the latest news and analysts' ratings for ProQR Therapeutics and its competitors with MarketBeat's FREE daily newsletter. 10/15/2024133,300 shares $241,273.00 -10.5%0.3%0.1 $1.81 9/30/2024148,900 shares $270,998.00 -6.2%0.3%1.1 $1.82 9/15/2024158,700 shares $293,595.00 -4.3%0.3%1.5 $1.85 8/31/2024165,900 shares $335,118.00 -4.5%0.3%1.5 $2.02 8/15/2024173,700 shares $387,351.00 +6.9%0.3%1.5 $2.23 7/31/2024162,500 shares $313,625.00 -5.4%0.3%1.7 $1.93 7/15/2024171,700 shares $300,475.00 -0.9%0.3%1.7 $1.75 6/30/2024173,200 shares $287,512.00 -11.9%0.3%1.5 $1.66 6/15/2024196,600 shares $346,016.00 -18.5%0.4%1.6 $1.76 5/31/2024241,200 shares $470,340.00 +3.7%0.5%1.7 $1.95 5/15/2024232,500 shares $444,075.00 +8.0%0.5%1.5 $1.91 4/30/2024215,300 shares $417,682.00 -10.9%0.4%1.1 $1.94 4/15/2024241,500 shares $493,867.50 -7.5%0.5%1.2 $2.05 3/31/2024261,100 shares $597,892.89 -4.0%0.5%0.9 $2.29 3/15/2024272,100 shares $696,576.00 +3.1%0.5%0.9 $2.56 2/29/2024263,900 shares $533,078.00 -17.3%0.6%0.9 $2.02 2/15/2024319,000 shares $622,050.00 +5.9%0.7%1 $1.95 1/31/2024301,300 shares $653,821.00 -39.1%0.6%0.9 $2.17 1/15/2024494,800 shares $1.10 million -27.3%1.0%1.6 $2.23 12/31/2023680,400 shares $1.35 million -30.7%1.4%3.3 $1.98 12/15/2023981,100 shares $2.11 million +55.8%2.0%4.3 $2.15 11/30/2023629,800 shares $976,190.00 +2.6%1.3%2.9 $1.55 11/15/2023613,600 shares $908,128.00 -9.0%1.2%3.5 $1.48 10/31/2023674,200 shares $775,330.00 -4.5%1.4%3.8 $1.15 10/15/2023705,800 shares $868,134.00 +2.9%1.4%3.7 $1.23 9/30/2023685,900 shares $891,670.00 -24.4%1.4%3.3 $1.30 9/15/2023907,500 shares $1.46 million -3.6%1.8%4.7 $1.61 8/31/2023940,900 shares $1.51 million -2.9%1.7%3.9 $1.61 8/15/2023969,400 shares $1.49 million -16.4%1.8%3.5 $1.54 7/31/20231,160,000 shares $1.74 million +148.1%2.1%3.6 $1.50Now I look stupid. Real stupid... (Ad)I thought what happened 25 years ago was a once- in-a-lifetime event… but how wrong I was. Because here we are, a quarter of a century later, almost to the exact day, and it’s happening again. Here’s the full story for you. 7/15/2023467,600 shares $818,300.00 -2.9%0.9%1.3 $1.75 6/30/2023481,300 shares $779,706.00 -8.4%0.9%1.2 $1.62 6/15/2023525,200 shares $892,840.00 -34.0%0.9%0.8 $1.70 5/31/2023796,200 shares $1.39 million -41.9%1.4%1 $1.74 5/15/20231,370,000 shares $2.63 million -33.5%2.5%1.6 $1.92 4/30/20232,060,000 shares $4.49 million -20.2%3.7%2.3 $2.18 4/15/20232,580,000 shares $5.75 million -4.1%4.6%2.6 $2.23 3/31/20232,690,000 shares $5.73 million +66.1%5.1%2.2 $2.13 3/15/20231,620,000 shares $5.02 million +21.8%3.5%0.6 $3.10 2/28/20231,330,000 shares $3.92 million +16.7%2.9%0.5 $2.95 2/15/20231,140,000 shares $3.28 million -23.0%2.5%0.4 $2.88 1/31/20231,480,000 shares $4.08 million -20.0%3.1%0.5 $2.76 1/15/20231,850,000 shares $6.35 million -7.5%3.9%0.6 $3.43 12/30/20222,000,000 shares $7.40 million +102.0%4.2%0.8 $3.70 12/15/2022990,200 shares $1.64 million +0.1%1.7%0.4 $1.66 11/30/2022989,600 shares $1.22 million +44.3%1.7%1.3 $1.23 11/15/2022685,700 shares $654,980.64 -34.7%1.2%1 $0.96 10/31/20221,050,000 shares $971,355.00 -16.0%1.8%1.9 $0.93 10/15/20221,250,000 shares $1.11 million +131.4%2.2%2.6 $0.89 9/30/2022540,300 shares $401,983.20 +54.6%0.9%1.2 $0.74 9/15/2022349,600 shares $276,114.08 +1.7%0.6%0.9 $0.79 8/31/2022343,900 shares $271,646.61 +6.7%0.6%0.8 $0.79 8/15/2022322,300 shares $286,847.00 +3.2%0.6%0.7 $0.89 7/31/2022312,300 shares $261,582.48 -7.1%0.6%0.6 $0.84 7/15/2022336,000 shares $268,800.00 -52.0%0.6%0.5 $0.80 6/30/2022699,900 shares $544,522.20 +33.5%1.2%0.8 $0.78 6/15/2022524,400 shares $399,120.84 -27.4%1.0%0.5 $0.76 5/31/2022722,500 shares $476,850.00 -29.9%1.3%0.7 $0.66 5/15/20221,030,000 shares $638,600.00 -10.4%1.9%0.9 $0.62 4/30/20221,150,000 shares $796,950.00 -28.1%2.1%0.6 $0.69 4/15/20221,600,000 shares $1.26 million +27.0%2.9%0.8 $0.79 3/31/20221,260,000 shares $1.14 million -8.7%2.3%0.7 $0.91 3/15/20221,380,000 shares $1.28 million -31.7%2.5%0.8 $0.93 2/28/20222,020,000 shares $2.16 million -37.5%3.7%1.3 $1.07 2/15/20223,230,000 shares $4.07 million +46.2%5.9%2.2 $1.26 1/31/20222,210,000 shares $12.04 million +82.6%3.9%4.7 $5.45 1/15/20221,210,000 shares $8.18 million +45.2%2.5%3.2 $6.76 12/31/2021833,400 shares $6.68 million +23.7%1.7%2.5 $8.01 12/15/2021673,600 shares $4.75 million +6.4%1.4%1.6 $7.05 11/30/2021633,300 shares $4.47 million -35.5%1.3%0.9 $7.06 11/15/2021981,200 shares $7.61 million -41.9%2.0%1.4 $7.76 10/29/20211,690,000 shares $13.05 million -13.3%3.4%2.4 $7.72 10/15/20211,950,000 shares $15.37 million +8.3%3.9%2.6 $7.88 9/30/20211,800,000 shares $15.07 million -2.7%3.6%2.4 $8.37 9/15/20211,850,000 shares $15.30 million -12.3%3.7%2.7 $8.27 8/31/20212,110,000 shares $14.09 million -9.8%4.0%3.1 $6.68 8/13/20212,340,000 shares $14.72 million +29.3%4.4%4.8 $6.29 7/30/20211,810,000 shares $9.47 million -0.6%3.2%3.6 $5.23 7/15/20211,820,000 shares $10.06 million -4.2%3.4%3.5 $5.53 6/30/20211,900,000 shares $12.81 million +14.5%3.5%3 $6.74Now I look stupid. Real stupid... (Ad)I thought what happened 25 years ago was a once- in-a-lifetime event… but how wrong I was. Because here we are, a quarter of a century later, almost to the exact day, and it’s happening again. Here’s the full story for you. 6/15/20211,660,000 shares $12.32 million -15.3%3.1%0.5 $7.42 5/28/20211,960,000 shares $12.23 million -23.7%3.6%0.6 $6.24 5/14/20212,570,000 shares $16.19 million +62.7%N/A0.8 $6.30 4/30/20211,580,000 shares $10.13 million -23.3%N/A0.5 $6.41 4/15/20212,060,000 shares $13.02 million -21.1%N/A0.6 $6.32 3/31/20212,610,000 shares $18.61 million +125.0%N/A0.7 $7.13 3/15/20211,160,000 shares $5.75 million +29.0%N/A1.6 $4.96 2/26/2021899,400 shares $4.09 million -1.3%N/A1.3 $4.55 2/12/2021910,900 shares $4.58 million +4.6%N/A1.4 $5.03 1/29/2021870,800 shares $4.20 million -21.6%N/A1.4 $4.82 1/15/20211,110,000 shares $4.98 million +84.2%N/A2.1 $4.49 12/31/2020602,500 shares $2.51 million -39.1%N/A1.9 $4.17 12/15/2020988,700 shares $4.25 million -16.2%N/A3.3 $4.30 11/30/20201,180,000 shares $4.85 million +45.8%N/A4.7 $4.11 11/15/2020809,200 shares $3.29 million +14.9%N/A3.5 $4.07 10/30/2020704,200 shares $2.69 million +3.7%N/A4.2 $3.82 10/15/2020678,900 shares $3.10 million +2.7%N/A4.1 $4.56 9/30/2020661,100 shares $3.17 million -2.2%N/A4.6 $4.79 9/15/2020676,000 shares $3.56 million -1.7%N/A4.6 $5.27 8/31/2020687,800 shares $4.33 million +0.1%N/A4.5 $6.30 8/14/2020687,000 shares $3.62 million +1.5%N/A4.6 $5.27 7/31/2020676,600 shares $3.50 million +4.6%N/A4.5 $5.17 7/15/2020646,900 shares $3.18 million +2.9%N/A4.2 $4.92 6/30/2020628,500 shares $3.82 million +58.3%N/A4.2 $6.08 6/15/2020397,100 shares $2.08 million +4.2%N/A2.2 $5.25 5/29/2020381,200 shares $2.12 million -21.6%N/A2 $5.56 5/15/2020486,000 shares $2.50 million -9.9%N/A2.4 $5.14 4/30/2020539,100 shares $2.66 million -6.2%N/A2.5 $4.93 4/15/2020575,000 shares $2.86 million -7.0%N/A2.6 $4.97 3/31/2020618,000 shares $3.28 million -10.3%N/A2.7 $5.31 PRQR Short Interest - Frequently Asked Questions What is ProQR Therapeutics' current short interest? Short interest is the volume of ProQR Therapeutics shares that have been sold short but have not yet been closed out or covered. As of March 15th, investors have sold 1,020,000 shares of PRQR short. 1.36% of ProQR Therapeutics' shares are currently sold short. Learn More on ProQR Therapeutics' current short interest. What is a good short interest ratio for ProQR Therapeutics? 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. PRQR shares currently have a short interest ratio of 2.0. Learn More on ProQR Therapeutics's short interest ratio. Which institutional investors are shorting ProQR Therapeutics? As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of ProQR Therapeutics: 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 ProQR Therapeutics? 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. 1.36% of ProQR Therapeutics' floating shares are currently sold short. Is ProQR Therapeutics' short interest increasing or decreasing? ProQR Therapeutics saw a increase in short interest in March. As of March 15th, there was short interest totaling 1,020,000 shares, an increase of 12.7% from the previous total of 904,800 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 ProQR Therapeutics' short interest compare to its competitors? 1.36% of ProQR Therapeutics' shares are currently sold short. Here is how the short interest of companies in the industry of "pharmaceutical products" compare to ProQR Therapeutics: Tyra Biosciences, Inc. (12.23%), Precigen, Inc. (13.95%), Relay Therapeutics, Inc. (11.94%), Opthea Limited (0.35%), ORIC Pharmaceuticals, Inc. (20.82%), Mind Medicine (MindMed) Inc. (15.65%), Verve Therapeutics, Inc. (23.07%), Sage Therapeutics, Inc. (7.87%), Cullinan Therapeutics, Inc. (24.44%), Trevi Therapeutics, Inc. (8.05%), 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 ($26.28 billion), iShares 20+ Year Treasury Bond ETF ($9.53 billion), MicroStrategy Incorporated ($8.50 billion), Apollo Global Management, Inc. ($4.86 billion), Super Micro Computer, Inc. ($4.85 billion), Charter Communications, Inc. ($4.28 billion), Capital One Financial Co. ($4.08 billion), AppLovin Co. ($3.82 billion), Canadian Natural Resources Limited ($3.78 billion), and Schlumberger Limited ($2.87 billion). View all of the most shorted stocks. What does it mean to sell short ProQR Therapeutics stock? Short selling PRQR is an investing strategy that aims to generate trading profit from ProQR Therapeutics as its price is falling. PRQR shares are trading down $0.03 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 ProQR Therapeutics? A short squeeze for ProQR Therapeutics 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 PRQR, which in turn drives the price of the stock up even further. How often is ProQR Therapeutics' 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 PRQR, twice per month. The most recent reporting period available is March, 15 2025. More Short Interest Resources from MarketBeat Related Companies TYRA Short Interest PGEN Short Interest RLAY Short Interest OPT Short Interest ORIC Short Interest MNMD Short Interest VERV Short Interest SAGE Short Interest CGEM Short Interest TRVI Short Interest Short Interest Tools Stocks to Short Largest Short Interest Positions Short Interest Increases Short Interest Decreases Short Interest Reporting Dates This page (NASDAQ:PRQR) was last updated on 3/30/2025 by MarketBeat.com Staff From Our PartnersTrump's 100-Day Plan Triggers Global RetaliationIn the final days of his first term, Trump quietly left open an "off the books" wealth-protection loophole hid...American Alternative | SponsoredWall Street’s “AI Oracle” Reveals Next Big Tech PlayA tiny American tech company could be at the center of the next big AI breakthrough. 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