NLS Pharmaceutics (NLSP) Short Interest Ratio & Short Volume $1.66 +0.01 (+0.61%) As of 01:21 PM Eastern This is a fair market value price provided by Polygon.io. Learn more. Add Compare Share Share Short Interest Stock AnalysisAnalyst ForecastsChartCompetitorsFDA EventsHeadlinesSEC FilingsShort InterestTrendsBuy This Stock NLS Pharmaceutics Short Interest DataNLS Pharmaceutics (NLSP) has a short interest of 384,900 shares, representing 14.36% of the float (the number of shares available for trading by the public). This marks a 263.11% increase in short interest from the previous month. The short interest ratio (days to cover) is 0.9, indicating that it would take 0.9 days of the average trading volume of 949,783 shares to cover all short positions.Current Short Interest384,900 sharesPrevious Short Interest106,000 sharesChange Vs. Previous Month+263.11%Dollar Volume Sold Short$704.37 thousandShort Interest Ratio0.9 Days to CoverLast Record DateSeptember 30, 2025Outstanding Shares3,600,000 sharesFloat Size2,680,000 sharesShort Percent of Float14.36%Today's Trading Volume18,862 sharesAverage Trading Volume949,783 sharesToday's Volume Vs. Average2% Short Selling NLS Pharmaceutics? Sign up to receive the latest short interest report for NLS Pharmaceutics 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. 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Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartNLSP Short Interest Over TimeNLSP Days to Cover Over TimeNLSP Percentage of Float Shorted Over Time NLS Pharmaceutics Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 9/30/2025384,900 shares $704.37 thousand +263.1%14.4%0.9 $1.83 9/15/2025106,000 shares $230.02 thousand +393.0%4.0%0.5 $2.17 8/31/202521,500 shares $45.58 thousand -84.9%1.0%0.1 $2.12 8/15/2025142,800 shares $358.43 thousand +24.1%6.3%0.5 $2.51 7/31/2025115,100 shares $211.78 thousand -25.3%5.1%0.4 $1.84 7/15/2025154,000 shares $338.80 thousand -13.1%6.8%0.5 $2.20 6/30/2025177,200 shares $513.88 thousand +145.1%7.8%0.6 $2.90 6/15/202572,300 shares $164.84 thousand -54.0%3.2%0.3 $2.28 5/31/2025157,100 shares $353.48 thousand +296.7%6.9%0.8 $2.25 5/15/202539,600 shares $63.76 thousand -56.6%1.7%0.3 $1.61 Get the Latest News and Ratings for NLSP and Related StocksEnter your email address below to receive the latest news and analysts' ratings for NLS Pharmaceutics and its competitors with MarketBeat's FREE daily newsletter. 4/30/202591,300 shares $134.39 thousand +211.6%5.8%0.1 $1.47 4/15/202529,300 shares $43.95 thousand -13.3%1.9%0 $1.50 3/31/202533,800 shares $52.05 thousand -19.1%2.2%0 $1.54 3/15/202541,800 shares $66.04 thousand -28.2%2.7%0 $1.58 2/28/202558,200 shares $107.09 thousand -65.7%3.7%0 $1.84 2/15/2025169,500 shares $383.07 thousand +52.3%10.8%0.1 $2.26 1/31/2025111,300 shares $277.14 thousand +29.7%6.8%0 $2.49 1/15/202585,800 shares $171.60 thousand -75.4%5.3%0.1 $2.00 12/31/2024348,400 shares $735.12 thousand +163.1%21.4%0.4 $2.11 12/15/2024132,400 shares $252.88 thousand +56.0%8.1%0.4 $1.91 11/30/202484,900 shares $286.96 thousand +51.6%5.2%0.3 $3.38 11/15/202456,000 shares $175.28 thousand +147.8%3.4%0.3 $3.13 10/31/202422,600 shares $82.49 thousand -56.4%1.3%0.1 $3.65 10/15/202451,800 shares $247.09 thousand +29.2%2.9%0.7 $4.77 9/30/202440,100 shares $203.31 thousand -96.8%5.3%0.6 $5.07 9/15/20241,250,000 shares $169.00 thousand +5.0%4.2%0.2 $0.14 8/31/20241,190,000 shares $177.43 thousand -25.6%4.0%0.1 $0.15 8/15/20241,600,000 shares $273.92 thousand -58.2%5.4%0.1 $0.17 7/31/20243,830,000 shares $840.30 thousand +602.9%13.4%0.3 $0.22 7/15/2024544,900 shares $111.70 thousand -89.5%1.9%0.1 $0.21 6/30/20245,170,000 shares $1.12 million +2,335.2%18.1%0.5 $0.22 6/15/2024212,300 shares $24.19 thousand -43.4%0.8%0 $0.11 5/31/2024375,200 shares $52.90 thousand +726.4%1.4%0.4 $0.14 5/15/202445,400 shares $6.63 thousand +182.0%0.2%0.1 $0.15 4/30/202416,100 shares $2.25 thousand -78.6%0.1%0 $0.14 4/15/202475,100 shares $10.63 thousand -77.6%0.3%0.1 $0.14 3/31/2024335,800 shares $60.44 thousand +854.0%1.5%0.6 $0.18 3/15/202435,200 shares $10.88 thousand -43.0%0.2%0.1 $0.31 2/29/202461,800 shares $23.90 thousand -22.4%0.3%0.8 $0.39 2/15/202479,600 shares $35.82 thousand -15.4%0.3%0.2 $0.45 1/31/202494,100 shares $43.29 thousand -22.4%0.4%0.2 $0.46 1/15/2024121,200 shares $63.02 thousand -19.7%0.5%0.2 $0.52 12/31/2023150,900 shares $89.02 thousand +32.5%0.7%0.3 $0.59 12/15/2023113,900 shares $54.67 thousand -15.0%0.5%0.2 $0.48 11/30/2023134,000 shares $58.79 thousand +29.0%0.7%0.2 $0.44 11/15/2023103,900 shares $50.71 thousand -37.2%0.5%0.7 $0.49 10/31/2023165,400 shares $109.16 thousand -24.0%0.8%1.6 $0.66 10/15/2023217,700 shares $182.69 thousand +40.2%1.1%1.8 $0.84 9/30/2023155,300 shares $108.71 thousand -2.1%0.8%1.7 $0.70 9/15/2023158,600 shares $131.53 thousand +33.3%0.8%0.9 $0.83 8/31/2023119,000 shares $121.38 thousand +38.7%0.6%0.7 $1.02 8/15/202385,800 shares $70.35 thousand -23.5%0.4%0.6 $0.82 7/31/2023112,100 shares $104.01 thousand +95.3%0.6%0.8 $0.93 7/15/202357,400 shares $51.59 thousand +48.7%0.3%0.5 $0.90 6/30/202338,600 shares $42.46 thousand -43.4%0.2%0.3 $1.10 6/15/202368,200 shares $66.15 thousand -31.7%0.3%1.6 $0.97 5/31/202399,900 shares $102.90 thousand -8.9%0.5%2.4 $1.03 5/15/2023109,600 shares $117.82 thousand -6.4%0.5%2.2 $1.08 4/30/2023117,100 shares $155.74 thousand -0.4%0.5%2.3 $1.33 4/15/2023117,600 shares $183.46 thousand -7.2%0.6%2.3 $1.56 3/31/2023126,700 shares $192.58 thousand +44.3%0.6%1.8 $1.52 3/15/202387,800 shares $130.82 thousand -38.8%0.4%1 $1.49 2/28/2023143,500 shares $205.21 thousand +5.6%0.7%1.5 $1.43 2/15/2023135,900 shares $186.18 thousand +13.4%0.7%1.1 $1.37 1/31/2023119,800 shares $155.74 thousand -22.3%0.6%0.8 $1.30 1/15/2023154,100 shares $265.05 thousand -23.2%0.7%0.4 $1.72 12/30/2022200,700 shares $258.90 thousand +32.2%0.9%0.5 $1.29 12/15/2022151,800 shares $157.87 thousand +26.6%0.7%0.3 $1.04 11/30/2022119,900 shares $99.52 thousand -23.3%1.0%0.2 $0.83 11/15/2022156,300 shares $78.92 thousand +63.0%1.3%0.3 $0.50 10/31/202295,900 shares $50.11 thousand +15.7%0.8%0.1 $0.52 10/15/202282,900 shares $43.11 thousand -57.2%0.7%0.2 $0.52 9/30/2022193,500 shares $119.97 thousand -27.6%1.4%0.4 $0.62 9/15/2022267,100 shares $226.50 thousand +80.6%1.9%0.6 $0.85 8/31/2022147,900 shares $73.20 thousand -27.5%1.1%0.4 $0.49 8/15/2022203,900 shares $100.93 thousand -6.0%1.5%0.6 $0.50 7/31/2022216,900 shares $80.21 thousand +111.8%1.6%0.8 $0.37 7/15/2022102,400 shares $65.38 thousand -28.3%0.8%0.5 $0.64 6/30/2022142,800 shares $83.85 thousand +35.4%1.1%2.4 $0.59 6/15/2022105,500 shares $62.03 thousand -21.6%0.8%1.9 $0.59 5/31/2022134,500 shares $91.46 thousand +40.8%1.0%1.4 $0.68 5/15/202295,500 shares $55.39 thousand -13.7%0.7%0.8 $0.58 4/30/2022110,600 shares $94.80 thousand -6.2%0.9%0.7 $0.86 4/15/2022117,900 shares $122.62 thousand -26.1%1.0%0.7 $1.04 3/31/2022159,600 shares $225.04 thousand +39.3%2.0%0.6 $1.41 3/15/2022114,600 shares $201.70 thousand -19.9%1.4%0 $1.76 2/28/2022143,100 shares $170.29 thousand +246.5%1.8%0 $1.19 2/15/202241,300 shares $44.19 thousand -6.1%0.7%0 $1.07 1/31/202244,000 shares $39.60 thousand -85.6%0.7%0 $0.90 1/15/2022305,300 shares $332.78 thousand +172.6%5.1%0.1 $1.09 12/31/2021112,000 shares $124.32 thousand -17.3%1.9%0 $1.11 12/15/2021135,400 shares $167.71 thousand +56.7%2.3%0.2 $1.24 11/30/202186,400 shares $175.39 thousand +8.3%1.4%0.1 $2.03 11/15/202179,800 shares $173.17 thousand -13.8%1.3%1.2 $2.17 10/29/202192,600 shares $200.02 thousand +51.6%1.5%0.3 $2.16 10/15/202161,100 shares $147.25 thousand +25.0%1.0%0.2 $2.41 9/30/202148,900 shares $122.25 thousand -55.2%0.8%0.1 $2.50 9/15/2021109,200 shares $287.20 thousand -19.5%1.9%0.2 $2.63 8/31/2021135,600 shares $334.93 thousand +227.5%2.4%0.3 $2.47 8/13/202141,400 shares $97.70 thousand No Change0.7%0.1 $2.36 NLSP Short Interest - Frequently Asked Questions What is NLS Pharmaceutics' current short interest? Short interest is the volume of NLS Pharmaceutics shares that have been sold short but have not yet been closed out or covered. As of September 30th, traders have sold 384,900 shares of NLSP short. 14.36% of NLS Pharmaceutics' shares are currently sold short. Learn More on NLS Pharmaceutics' current short interest. What is a good short interest ratio for NLS Pharmaceutics? 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. NLSP shares currently have a short interest ratio of 1.0. Learn More on NLS Pharmaceutics's short interest ratio. What is a good short interest percentage for NLS Pharmaceutics? 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. 14.36% of NLS Pharmaceutics' floating shares are currently sold short. Is NLS Pharmaceutics' short interest increasing or decreasing? NLS Pharmaceutics saw a increase in short interest in September. As of September 30th, there was short interest totaling 384,900 shares, an increase of 263.1% from the previous total of 106,000 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. What is NLS Pharmaceutics' float size? NLS Pharmaceutics currently has issued a total of 3,600,000 shares. Some of NLS Pharmaceutics' outstanding shares are available for trading, while others are subject to various restrictions. The public float, also referred to as floating shares or "the float", are shares that publicly owned, unrestricted and available to trade on the open market. NLS Pharmaceutics currently has a public float of 2,680,000 shares. How does NLS Pharmaceutics' short interest compare to its competitors? 14.36% of NLS Pharmaceutics' shares are currently sold short. Here is how the short interest of companies in the industry of "pharmaceutical products" compare to NLS Pharmaceutics: MIRA Pharmaceuticals, Inc. (2.22%), MetaVia Inc. (0.62%), Moleculin Biotech, Inc. (5.70%), NanoViricides, Inc. (0.34%), Aytu BioPharma Inc. (6.97%), CASI Pharmaceuticals Inc. (11.37%), Allarity Therapeutics, Inc. (4.05%), Citius Pharmaceuticals, Inc. (6.10%), Synergy CHC Corp. (4.32%), Rallybio Corporation (1.61%), 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 Corporation ($15.71 billion), Robinhood Markets, Inc. ($7.56 billion), Reddit Inc. ($4.55 billion), Coinbase Global, Inc. ($4.53 billion), CoreWeave Inc. ($4.43 billion), Charter Communications, Inc. ($4.07 billion), Seagate Technology Holdings PLC ($3.94 billion), IonQ, Inc. ($3.78 billion), TC Energy Corporation ($3.13 billion), and Live Nation Entertainment, Inc. ($3.12 billion). View all of the most shorted stocks. What does it mean to sell short NLS Pharmaceutics stock? Short selling NLSP is an investing strategy that aims to generate trading profit from NLS Pharmaceutics as its price is falling. NLSP 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 NLS Pharmaceutics? A short squeeze for NLS Pharmaceutics 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 NLSP, which in turn drives the price of the stock up even further. How often is NLS Pharmaceutics' 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 NLSP, twice per month. The most recent reporting period available is September, 30 2025. More Short Interest Resources from MarketBeat Related Companies MIRA Short Squeeze MTVA Short Squeeze MBRX Short Squeeze NNVC Short Squeeze AYTU Short Squeeze CASI Short Squeeze ALLR Short Squeeze CTXR Short Squeeze SNYR Short Squeeze RLYB Short Squeeze Short Interest Tools Stocks to Short Largest Short Interest Positions Short Interest Increases Short Interest Decreases Short Interest Reporting Dates This page (NASDAQ:NLSP) was last updated on 10/20/2025 by MarketBeat.com Staff From Our PartnersAI's Next Magnificent SevenThe original Magnificent Seven returned 16,894%—turning $7K into $1.18 million. Now, the man who called Nvi...The Oxford Club | SponsoredNEW LAW: Congress Approves Setup For Digital Dollar?Trump Ally Says Congress Approved the Setup for a Digital Dollar 2.0 But according to Rep. 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