Enzon Pharmaceuticals (ENZN) Short Interest Ratio & Short Volume $0.09 +0.01 (+7.40%) As of 01:27 PM Eastern Add Compare Share Share Short Interest Stock AnalysisChartEarningsSEC FilingsShort InterestBuy This Stock Enzon Pharmaceuticals Short Interest DataEnzon Pharmaceuticals (ENZN) has a short interest of 1,800 shares, representing 0.00% of the float (the number of shares available for trading by the public). This marks a 0.00% change in short interest from the previous month. The short interest ratio (days to cover) is 0.0, indicating that it would take 0.0 days of the average trading volume of 61,684 shares to cover all short positions.Current Short Interest1,800 sharesPrevious Short Interest1,800 sharesChange Vs. Previous MonthNo ChangeDollar Volume Sold Short$143.64Short Interest Ratio0.0 Days to CoverLast Record DateJuly 31, 2025Outstanding Shares74,215,000 sharesShort Percent of Float0.00%Today's Trading Volume23,676 sharesAverage Trading Volume61,684 sharesToday's Volume Vs. Average38% Short Selling Enzon Pharmaceuticals? Sign up to receive the latest short interest report for Enzon Pharmaceuticals and its competitors with MarketBeat's FREE newsletter. Email Address Get Report View SMS TermsBy entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. Text HELP for help/customer support. Unsubscribe at any time by replying "STOP" to any text message that you receive from MarketBeat or by visiting our mailing preferences page. Read our full terms of service and privacy policy. Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartENZN Short Interest Over TimeENZN Days to Cover Over TimeENZN Percentage of Float Shorted Over Time Enzon 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 7/31/20251,800 shares $143.64 No Change0.0%0 $0.08 7/15/20251,800 shares $197.10 -96.3%N/A0 $0.11 6/30/202548,500 shares $6.16 thousand +1,285.7%0.1%0.1 $0.13 6/15/20253,500 shares $287.00 No Change0.0%0.4 $0.08 5/31/20253,500 shares $301.00 No Change0.0%0.1 $0.09 5/15/20253,500 shares $288.75 No Change0.0%0.2 $0.08 4/30/20253,500 shares $315.00 No ChangeN/A0.3 $0.09 4/15/20253,500 shares $331.10 -82.8%0.0%0.1 $0.09 3/31/202520,300 shares $2.09 thousand +217.2%0.0%0.4 $0.10 3/15/20256,400 shares $646.40 -12.3%0.0%0.1 $0.10 Get the Latest News and Ratings for ENZN and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Enzon Pharmaceuticals and its competitors with MarketBeat's FREE daily newsletter. 2/28/20257,300 shares $803.00 +55.3%0.0%0 $0.11 2/15/20254,700 shares $632.62 -91.5%0.0%0.1 $0.13 1/31/202555,100 shares $8.24 thousand +2,523.8%N/A0.3 $0.15 1/15/20252,100 shares $301.56 -74.1%N/A0 $0.14 12/31/20248,100 shares $1.26 thousand +406.3%N/A0 $0.16 12/15/20241,600 shares $182.00 No ChangeN/A0 $0.11 11/30/20241,600 shares $128.00 No ChangeN/A0 $0.08 11/15/20241,600 shares $131.20 -40.7%N/A0.1 $0.08 10/31/20242,700 shares $243.00 +68.8%N/A0 $0.09 10/15/20241,600 shares $187.52 No ChangeN/A0.1 $0.12 9/30/20241,600 shares $224.00 -33.3%N/A0.1 $0.14 9/15/20242,400 shares $302.54 +50.0%N/A0 $0.13 8/31/20241,600 shares $232.96 No ChangeN/A0.1 $0.15 8/15/20241,600 shares $256.32 -64.4%N/A0 $0.16 7/31/20244,500 shares $675.00 -61.2%N/A0.3 $0.15 7/15/202411,600 shares $1.79 thousand -37.0%N/A0.8 $0.15 6/30/202418,400 shares $3.31 thousand -3.7%N/A0.7 $0.18 6/15/202419,100 shares $2.68 thousand -28.5%N/A0.1 $0.14 5/31/202426,700 shares $3.47 thousand +1,568.8%N/A0.2 $0.13 5/15/20241,600 shares $144.00 No ChangeN/A0 $0.09 4/30/20241,600 shares $133.52 -87.6%N/A1.5 $0.08 4/15/202412,900 shares $964.92 +239.5%N/A0.6 $0.07 3/31/20243,800 shares $359.10 +137.5%N/A0.1 $0.09 3/15/20241,600 shares $132.48 -73.3%N/A0 $0.08 2/29/20246,000 shares $393.00 +275.0%N/A0.3 $0.07 2/15/20241,600 shares $144.00 -20.0%N/A0.1 $0.09 1/15/20241,600 shares $142.08 No ChangeN/A0.1 $0.09 12/31/20231,600 shares $149.68 -42.9%N/A0 $0.09 12/15/20232,800 shares $288.40 -58.2%N/A0.1 $0.10 11/30/20236,700 shares $703.50 +318.8%N/A0.1 $0.11Elon Musk’s New Technology (Ad)Elon Musk is building something in Memphis that could eclipse even Tesla and SpaceX. At the heart of it is a new AI supercomputer—what one industry CEO calls “the most powerful in the world.” Musk says this tech will drive the next wave of American innovation. You can’t invest in the supercomputer directly—but there’s a backdoor way to access the company powering it. It’s smaller than Tesla or Nvidia, but both rely on it for future growth.Get the full details on the AI company behind Musk’s next big move. 11/15/20231,600 shares $224.00 No ChangeN/A0.3 $0.14 10/31/20231,600 shares $240.00 No ChangeN/A0.1 $0.15 10/15/20231,600 shares $221.12 No ChangeN/A0.1 $0.14 9/30/20231,600 shares $234.68 -76.8%N/A0.2 $0.15 9/15/20236,900 shares $938.40 -42.0%N/A0.3 $0.14 8/31/202311,900 shares $1.84 thousand +643.8%N/A0.7 $0.16 8/15/20231,600 shares $240.00 -27.3%N/A0.1 $0.15 7/31/20232,200 shares $440.00 No ChangeN/A0.3 $0.20 7/15/20232,200 shares $440.00 -57.7%N/A0.2 $0.20 6/30/20235,200 shares $1.04 thousand +136.4%N/A0.1 $0.20 6/15/20232,200 shares $310.20 -33.3%N/A0.1 $0.14 5/31/20233,300 shares $445.50 +106.3%N/A0.1 $0.14 5/15/20231,600 shares $251.20 No ChangeN/A0 $0.16 4/30/20231,600 shares $328.00 -33.3%N/A0.2 $0.21 4/15/20232,400 shares $494.40 -7.7%N/A0.1 $0.21 3/31/20232,600 shares $676.00 -75.5%N/A0.1 $0.26 3/15/202310,600 shares $2.65 thousand +523.5%N/A0.5 $0.25 2/28/20231,700 shares $433.50 -81.1%N/A0 $0.26 2/15/20239,000 shares $2.48 thousand +350.0%N/A0.7 $0.28 1/31/20232,000 shares $530.00 -85.2%N/A0.2 $0.27 1/15/202313,500 shares $3.51 thousand -27.0%N/A0.2 $0.26 12/30/202218,500 shares $4.56 thousand No ChangeN/A0.4 $0.25 12/15/202218,500 shares $4.84 thousand +1,056.3%N/A0.5 $0.26 11/30/20221,600 shares $439.68 -92.1%N/A0.1 $0.27 11/15/202220,200 shares $5.45 thousand +910.0%N/A0.3 $0.27 10/31/20222,000 shares $580.00 -73.3%N/A0 $0.29 10/15/20227,500 shares $2.10 thousand -7.4%N/A0.5 $0.28 9/30/20228,100 shares $2.29 thousand +268.2%N/A0.1 $0.28 9/15/20222,200 shares $679.36 -66.2%N/A0.1 $0.31 8/31/20226,500 shares $1.77 thousand +140.7%N/A0 $0.27 8/15/20222,700 shares $1.08 thousand -54.2%N/A0 $0.40 7/31/20225,900 shares $1.98 thousand +247.1%N/A0.2 $0.34 7/15/20221,700 shares $501.50 -95.2%N/A0 $0.30 6/30/202235,200 shares $10.74 thousand +2,100.0%N/A0.3 $0.31 6/15/20221,600 shares $448.00 -5.9%N/A0 $0.28 5/31/20221,700 shares $518.50 -56.4%N/A0.1 $0.31 5/15/20223,900 shares $1.15 thousand -81.7%N/A0.1 $0.30 4/30/202221,300 shares $6.71 thousand +191.8%N/A0.2 $0.32 4/15/20227,300 shares $2.57 thousand +265.0%N/A0.1 $0.35 3/31/20222,000 shares $604.80 -35.5%N/A0.1 $0.30 3/15/20223,100 shares $931.55 +24.0%N/A0.1 $0.30 2/28/20222,500 shares $800.00 -30.6%N/A0.1 $0.32 2/15/20223,600 shares $1.31 thousand +125.0%N/A0 $0.36 1/31/20221,600 shares $656.00 -81.4%N/A0 $0.41 1/15/20228,600 shares $3.05 thousand +437.5%N/A0.2 $0.36 12/31/20211,600 shares $548.00 No ChangeN/A0 $0.34 12/15/20211,600 shares $528.00 -76.5%N/A0 $0.33 11/30/20216,800 shares $2.51 thousand -53.7%N/A0 $0.37 11/15/202114,700 shares $5.14 thousand +818.8%N/A0.1 $0.35 10/29/20211,600 shares $511.52 -40.7%N/A0 $0.32Elon Musk’s New Technology (Ad)Elon Musk is building something in Memphis that could eclipse even Tesla and SpaceX. At the heart of it is a new AI supercomputer—what one industry CEO calls “the most powerful in the world.” Musk says this tech will drive the next wave of American innovation. You can’t invest in the supercomputer directly—but there’s a backdoor way to access the company powering it. It’s smaller than Tesla or Nvidia, but both rely on it for future growth.Get the full details on the AI company behind Musk’s next big move. 10/15/20212,700 shares $915.30 -30.8%N/A0.1 $0.34 9/30/20213,900 shares $1.47 thousand -48.7%N/A0 $0.38 9/15/20217,600 shares $2.75 thousand -12.6%N/A0.1 $0.36 8/31/20218,700 shares $2.87 thousand +8.8%N/A0.1 $0.33 8/13/20218,000 shares $3.28 thousand -16.7%N/A0 $0.41 7/30/20219,600 shares $5.18 thousand +15.7%N/A0.1 $0.54 7/15/20218,300 shares $5.44 thousand +196.4%N/A0.1 $0.66 6/30/20212,800 shares $1.85 thousand -60.0%N/A0 $0.66 6/15/20217,000 shares $5.17 thousand -7.9%N/A0.1 $0.74 5/28/20217,600 shares $4.41 thousand +31.0%N/A0.1 $0.58 5/14/20215,800 shares $3.22 thousand -34.8%N/A0.1 $0.56 4/30/20218,900 shares $5.34 thousand +178.1%N/A0.1 $0.60 4/15/20213,200 shares $2.30 thousand -76.8%N/A0 $0.72 3/31/202113,800 shares $10.56 thousand +762.5%N/A0.1 $0.76 3/15/20211,600 shares $1.01 thousand -76.5%N/A0 $0.63 2/26/20216,800 shares $4.18 thousand +161.5%N/A0 $0.61 2/12/20212,600 shares $1.57 thousand -94.1%N/A0 $0.60 1/29/202144,400 shares $19.54 thousand +21.6%N/A0.1 $0.44 1/15/202143,700 shares $13.77 thousand +241.4%N/A0.1 $0.32 12/31/202024,500 shares $6.59 thousand -43.9%N/A0.1 $0.27 12/15/202043,700 shares $10.93 thousand +241.4%N/A0.1 $0.25 11/30/202012,800 shares $2.33 thousand -36.6%N/A0.1 $0.18 11/15/202020,200 shares $3.05 thousand +5.8%N/A0.2 $0.15 10/30/202019,100 shares $2.78 thousand +135.8%N/A0.2 $0.15 10/15/20208,100 shares $1.30 thousand +88.4%N/A0 $0.16 9/30/20204,300 shares $796.36 -62.0%N/A0.1 $0.19 9/15/202011,300 shares $1.99 thousand -29.8%N/A0.1 $0.18 8/31/202016,100 shares $3.05 thousand -53.9%N/A0.1 $0.19 ENZN Short Interest - Frequently Asked Questions What is Enzon Pharmaceuticals' current short interest? Short interest is the volume of Enzon Pharmaceuticals shares that have been sold short but have not yet been covered or closed out. As of July 31st, investors have sold 1,800 shares of ENZN short. 0.00% of Enzon Pharmaceuticals' shares are currently sold short. Learn More on Enzon Pharmaceuticals' current short interest. What is a good short interest percentage for Enzon Pharmaceuticals? 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. 0.00% of Enzon Pharmaceuticals' floating shares are currently sold short. How does Enzon Pharmaceuticals' short interest compare to its competitors? 0.00% of Enzon Pharmaceuticals' shares are currently sold short. Here is how the short interest of companies in the industry of "biotechnology" compare to Enzon Pharmaceuticals: SAB Biotherapeutics, Inc. (8.89%), Curis, Inc. (1.80%), Bolt Biotherapeutics, Inc. (6.24%), Amgen Inc. (2.33%), Gilead Sciences, Inc. (1.61%), Vertex Pharmaceuticals Incorporated (1.71%), Regeneron Pharmaceuticals, Inc. (2.24%), Alnylam Pharmaceuticals, Inc. (2.51%), Biogen Inc. (2.71%), Incyte Corporation (3.85%), Which stocks are the most shorted right now? As of the most recent reporting period, the following stocks had the largest short interest positions: SPDR S&P 500 ETF Trust ($70.87 billion), Invesco QQQ ($30.12 billion), iShares Russell 2000 ETF ($19.85 billion), iShares 20+ Year Treasury Bond ETF ($10.34 billion), Strategy Inc ($8.98 billion), iShares iBoxx $ Investment Grade Corporate Bond ETF ($7.61 billion), SPDR S&P Biotech ETF ($6.81 billion), Invesco S&P 500 Equal Weight ETF ($6.14 billion), Palo Alto Networks, Inc. ($5.97 billion), and Super Micro Computer, Inc. ($5.28 billion). View all of the most shorted stocks. What does it mean to sell short Enzon Pharmaceuticals stock? Short selling ENZN is an investing strategy that aims to generate trading profit from Enzon Pharmaceuticals as its price is falling. ENZN shares are trading up $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 Enzon Pharmaceuticals? A short squeeze for Enzon 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 ENZN, which in turn drives the price of the stock up even further. How often is Enzon 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 ENZN, twice per month. The most recent reporting period available is July, 31 2025. More Short Interest Resources from MarketBeat Related Companies SABS Short Squeeze CRIS Short Squeeze BOLT Short Squeeze AFFY Short Squeeze AMGN Short Squeeze GILD Short Squeeze VRTX Short Squeeze REGN Short Squeeze ALNY Short Squeeze BIIB Short Squeeze Short Interest Tools Stocks to Short Largest Short Interest Positions Short Interest Increases Short Interest Decreases Short Interest Reporting Dates This page (OTCMKTS:ENZN) was last updated on 8/26/2025 by MarketBeat.com Staff From Our Partners“Sell Nvidia before earnings”Eric Fry just went live with one of his most controversial calls yet: “Sell Nvidia.” While Wall Street has bee...InvestorPlace | SponsoredEveryone’s watching Nvidia right now. Here’s why I’m excited.So, unless you’ve been living under a rock, you probably saw the news… Nvidia just signed a $7 BILLION deal...Timothy Sykes | SponsoredElon’s BIGGEST warning yet?Tesla's About to Prove Everyone Wrong... 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Bil...Stansberry Research | Sponsored Adding Choose a watchlist: Watchlist Adding You have already added ten stocks to your watchlist. Upgrade to MarketBeat All Access to add more stocks to your watchlist. Adding Enzon Pharmaceuticals Inc. Please log in to your account or sign up in order to add this asset to your watchlist. Share Enzon Pharmaceuticals With A Colleague Link copied to clipboard. Get 30 Days of MarketBeat All Access for Free Sign up for MarketBeat All Access to gain access to MarketBeat's full suite of research tools. Start Your 30-Day Trial MarketBeat All Access Features Best-in-Class Portfolio Monitoring Get personalized stock ideas. Compare portfolio to indices. Check stock news, ratings, SEC filings, and more. Stock Ideas and Recommendations See daily stock ideas from top analysts. Receive short-term trading ideas from MarketBeat. Identify trending stocks on social media. 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