Napco Security Technologies (NSSC) Short Interest Ratio & Short Volume $22.85 -0.02 (-0.09%) As of 04:00 PM Eastern Add Compare Share Share Short Interest Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Napco Security Technologies Short Interest DataNapco Security Technologies (NSSC) has a short interest of 3.57 million shares, representing 10.35% of the float (the number of shares available for trading by the public). This marks a 9.51% increase in short interest from the previous month. The short interest ratio (days to cover) is 6.0, indicating that it would take 6.0 days of the average trading volume of 541,142 shares to cover all short positions.Current Short Interest3,570,000 sharesPrevious Short Interest3,260,000 sharesChange Vs. Previous Month+9.51%Dollar Volume Sold Short$77.25 millionShort Interest Ratio6.0 Days to CoverLast Record DateApril 15, 2025Outstanding Shares36,401,000 sharesShort Percent of Float10.35%Today's Trading Volume343,275 sharesAverage Trading Volume541,142 sharesToday's Volume Vs. Average63% Short Selling Napco Security Technologies? Sign up to receive the latest short interest report for Napco Security Technologies and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartNSSC Short Interest Over TimeNSSC Days to Cover Over TimeNSSC Percentage of Float Shorted Over Time Napco Security Technologies Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 4/15/20253,570,000 shares $77.25 million +9.5%10.3%6 $21.64 3/31/20253,260,000 shares $75.05 million +6.9%9.5%5.6 $23.02 3/15/20253,050,000 shares $76.83 million +32.0%8.8%5.7 $25.19 2/28/20252,310,000 shares $56.73 million +6.0%6.7%4.5 $24.56 2/15/20252,180,000 shares $55.92 million -21.9%6.3%4.5 $25.65 1/31/20252,790,000 shares $102.39 million -7.3%N/A5.9 $36.70 1/15/20253,010,000 shares $104.12 million -1.3%N/A8.1 $34.59 12/31/20243,050,000 shares $108.46 million -8.7%N/A8.1 $35.56 12/15/20243,340,000 shares $123.58 million +10.2%N/A8.4 $37.00 11/30/20243,030,000 shares $118.87 million -0.3%N/A6.8 $39.23 Get the Latest News and Ratings for NSSC and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Napco Security Technologies and its competitors with MarketBeat's FREE daily newsletter. 11/15/20243,040,000 shares $109.32 million -12.6%N/A4.6 $35.96 10/31/20243,480,000 shares $133.91 million +5.1%N/A5.2 $38.48 10/15/20243,310,000 shares $137.99 million +6.4%N/A5.5 $41.69 9/30/20243,110,000 shares $125.83 million -1.9%N/A5 $40.46 9/15/20243,170,000 shares $121.82 million -26.6%N/A5.2 $38.43 8/31/20244,320,000 shares $200.36 million +26.3%N/A7.7 $46.38 8/15/20243,420,000 shares $193.54 million -2.6%N/A9 $56.59 7/31/20243,510,000 shares $195.89 million -4.9%N/A8.9 $55.81 7/15/20243,690,000 shares $209.04 million -3.2%N/A8.6 $56.65 6/30/20243,810,000 shares $197.93 million -0.8%N/A9.6 $51.95 6/15/20243,840,000 shares $198.53 million -1.0%N/A9.9 $51.70 5/31/20243,880,000 shares $192.64 million +3.7%N/A9.6 $49.65 5/15/20243,740,000 shares $170.73 million +4.5%N/A8.9 $45.65 4/30/20243,580,000 shares $145.71 million +33.6%N/A8.9 $40.70 4/15/20242,680,000 shares $104.41 million No ChangeN/A7.1 $38.96 3/31/20242,680,000 shares $107.63 million +3.9%N/A7.7 $40.16 3/15/20242,580,000 shares $100.62 million -4.4%N/A7.5 $39.00 2/29/20242,700,000 shares $121.58 million +18.4%N/A7.9 $45.03 2/15/20242,280,000 shares $102.87 million -5.8%N/A7.3 $45.12 1/31/20242,420,000 shares $84.10 million +3.0%N/A6.5 $34.75 1/15/20242,350,000 shares $76.94 million -1.3%N/A6.2 $32.74 12/31/20232,380,000 shares $81.52 million -2.5%N/A6 $34.25 12/15/20232,440,000 shares $83.86 million -6.5%N/A6.1 $34.37 11/30/20232,610,000 shares $79.87 million +3.6%N/A6.4 $30.60 11/15/20232,520,000 shares $70.48 million +4.6%N/A5.4 $27.97 10/31/20232,410,000 shares $44.27 million -1.2%N/A3.2 $18.37 10/15/20232,440,000 shares $49.70 million +1.2%N/A3.6 $20.37 9/30/20232,410,000 shares $53.62 million -5.9%N/A3.5 $22.25 9/15/20232,560,000 shares $60.03 million -6.2%N/A3.6 $23.45 8/31/20232,730,000 shares $67.65 million -53.1%N/A3.8 $24.78Feds Just Admitted It—They Can Take Your Cash (Ad)Here’s the cold truth: If your money is sitting idle in a bank account, it’s vulnerable. That’s why thousands of smart, forward-thinking individuals are making the move—out of the system and into real, untouchable assets. Because once your funds are frozen, it’s too late.👉 Click here to find out how to protect every dollar you’ve earned—before it disappears behind red 8/15/20235,820,000 shares $222.62 million +1.4%N/A8.8 $38.25 7/31/20235,740,000 shares $215.14 million -1.5%N/A15 $37.48 7/15/20235,830,000 shares $210.52 million -2.4%N/A12.8 $36.11 6/30/20235,970,000 shares $206.86 million +2.2%N/A13 $34.65 6/15/20235,840,000 shares $222.68 million +1.4%N/A12 $38.13 5/31/20235,760,000 shares $214.21 million +0.9%N/A11.2 $37.19 5/15/20235,710,000 shares $197.57 million +21.2%N/A11.3 $34.60 4/30/20234,710,000 shares $146.01 million +12.1%N/A9 $31.00 4/15/20234,200,000 shares $140.28 million +18.6%N/A9.8 $33.40 3/31/20233,540,000 shares $133.03 million +28.7%N/A8.6 $37.58 3/15/20232,750,000 shares $89.02 million -5.8%N/A8 $32.37 2/28/20232,920,000 shares $92.27 million +3.2%N/A10.6 $31.60 2/15/20232,830,000 shares $92.77 million -4.4%N/A11.3 $32.78 1/31/20232,960,000 shares $85.75 million +2.1%N/A12.5 $28.97 1/15/20232,900,000 shares $85.41 million +1.4%N/A14.1 $29.45 12/30/20222,860,000 shares $78.59 million +8.8%N/A13.4 $27.48 12/15/20222,630,000 shares $70.04 million +5.6%N/A11.9 $26.63 11/30/20222,490,000 shares $65.69 million +7.8%N/A11 $26.38 11/15/20222,310,000 shares $65.07 million -1.7%N/A9.4 $28.17 10/31/20222,350,000 shares $66.79 million +0.4%N/A10.4 $28.42 10/15/20222,340,000 shares $63.25 million No ChangeN/A11.7 $27.03 9/30/20222,340,000 shares $68.05 million +10.9%N/A12.1 $29.08 9/15/20222,110,000 shares $63.51 million +20.6%N/A11.7 $30.10 8/31/20221,750,000 shares $51.91 million +0.6%N/A11 $29.66 8/15/20221,740,000 shares $46.25 million -4.4%N/A14 $26.58 7/31/20221,820,000 shares $46.70 million -1.1%N/A14.7 $25.66 7/15/20221,840,000 shares $44.66 million +1.1%N/A16.3 $24.27 6/30/20221,820,000 shares $37.47 million -1.6%15.8%18.6 $20.59 6/15/20221,850,000 shares $36.94 million +10.8%16.1%19.6 $19.97 5/31/20221,670,000 shares $32.75 million +9.2%N/A18.2 $19.61 5/15/20221,530,000 shares $26.35 million +2.7%N/A17 $17.22 4/30/20221,490,000 shares $26.08 million +4.2%N/A14 $17.50 4/15/20221,430,000 shares $27.47 million -2.1%N/A12 $19.21 3/31/20221,460,000 shares $29.96 million -4.0%N/A11.2 $20.52 3/15/20221,520,000 shares $30.60 million -5.0%N/A10.6 $20.13 2/28/20221,600,000 shares $32.62 million -4.8%N/A10.6 $20.39 2/15/20221,680,000 shares $33.80 million +12.8%N/A10.8 $20.12 1/31/20221,490,000 shares $30.98 million +12.9%N/A9.8 $20.79 1/15/20221,320,000 shares $28.99 million +3.9%N/A9.2 $21.96 12/31/20211,270,000 shares $63.47 million +93.2%N/A9.3 $49.98 12/15/2021657,200 shares $16.59 million -11.6%4.2%10.7 $25.24 11/30/2021743,700 shares $34.56 million -0.8%4.8%11.8 $46.47 11/15/2021749,300 shares $35.61 million -4.3%4.8%11.8 $47.53 10/29/2021783,300 shares $37.57 million -1.3%5.0%13.4 $47.96 10/15/2021793,200 shares $35.38 million -4.3%5.5%15.8 $44.60 9/30/2021828,600 shares $35.70 million +3.1%5.7%18.8 $43.08 9/15/2021804,000 shares $32.81 million -14.2%5.5%18 $40.81 8/31/2021937,500 shares $36.68 million -4.1%6.5%22.6 $39.13 8/13/2021978,000 shares $34.96 million +0.4%6.8%22.4 $35.75 7/30/2021974,200 shares $34.44 million -1.3%6.7%20.3 $35.35Feds Just Admitted It—They Can Take Your Cash (Ad)Here’s the cold truth: If your money is sitting idle in a bank account, it’s vulnerable. That’s why thousands of smart, forward-thinking individuals are making the move—out of the system and into real, untouchable assets. Because once your funds are frozen, it’s too late.👉 Click here to find out how to protect every dollar you’ve earned—before it disappears behind red 7/15/2021987,400 shares $33.12 million -6.9%6.8%19 $33.54 6/30/20211,060,000 shares $38.55 million +5.0%7.3%19.5 $36.37 6/15/20211,010,000 shares $34.79 million -4.7%7.0%16.6 $34.45 5/28/20211,060,000 shares $34.49 million -3.6%7.3%15.6 $32.54 5/14/20211,100,000 shares $35.54 million -4.4%7.6%15.2 $32.31 4/30/20211,150,000 shares $39.20 million -2.5%8.0%13.7 $34.09 4/15/20211,180,000 shares $39.59 million +5.4%8.2%13.2 $33.55 3/31/20211,120,000 shares $38.40 million +13.8%7.8%11.8 $34.29 3/15/2021983,900 shares $33.64 million +12.8%6.8%10.2 $34.19 2/26/2021872,500 shares $27.55 million +23.3%6.1%7 $31.58 2/12/2021707,400 shares $21.99 million +1.3%4.9%5.9 $31.08 1/29/2021698,400 shares $18.52 million -3.1%4.9%6.1 $26.52 1/15/2021720,600 shares $20.35 million +3.9%5.0%6.6 $28.24 12/31/2020693,600 shares $18.25 million -10.2%4.8%6.7 $26.31 12/15/2020772,400 shares $20.09 million -15.5%5.5%7.2 $26.01 11/30/2020913,600 shares $27.32 million +5.1%7.8%13 $29.90 11/15/2020869,000 shares $24.81 million +3.0%7.4%11.3 $28.55 10/30/2020844,100 shares $20.50 million -1.6%7.2%11.5 $24.29 10/15/2020857,600 shares $21.44 million +2.4%7.3%11.7 $25.00 9/30/2020837,600 shares $19.68 million +8.1%7.2%11 $23.50 9/15/2020775,100 shares $17.52 million +9.1%6.6%10.7 $22.60 8/31/2020710,500 shares $17.70 million -5.4%6.1%9.9 $24.91 8/14/2020751,300 shares $18.87 million -4.6%6.4%10.8 $25.11 7/31/2020787,600 shares $20.78 million -6.1%6.8%10.7 $26.38 7/15/2020838,600 shares $20.39 million -3.6%7.2%10 $24.31 6/30/2020869,500 shares $20.34 million +3.4%7.5%9.4 $23.39 6/15/2020841,300 shares $19.91 million -2.1%7.2%8.1 $23.66 5/29/2020859,700 shares $19.40 million -8.9%7.4%7.3 $22.57 5/15/2020943,300 shares $20.75 million +7.2%8.1%7.5 $22.00 4/30/2020879,900 shares $17.63 million +1.7%7.6%6 $20.04 NSSC Short Interest - Frequently Asked Questions What is Napco Security Technologies' current short interest? Short interest is the volume of Napco Security Technologies shares that have been sold short but have not yet been closed out or covered. As of April 15th, investors have sold 3,570,000 shares of NSSC short. 10.35% of Napco Security Technologies' shares are currently sold short. Learn More on Napco Security Technologies' current short interest. What is a good short interest ratio for Napco Security Technologies? 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. NSSC shares currently have a short interest ratio of 6.0. Learn More on Napco Security Technologies's short interest ratio. Which institutional investors are shorting Napco Security Technologies? As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of Napco Security Technologies: Group One Trading LLC, Citadel Advisors LLC, Susquehanna International Group LLP, 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 Napco Security Technologies? 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. 10.35% of Napco Security Technologies' floating shares are currently sold short. Is Napco Security Technologies' short interest increasing or decreasing? Napco Security Technologies saw a increase in short interest in April. As of April 15th, there was short interest totaling 3,570,000 shares, an increase of 9.5% from the previous total of 3,260,000 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 Napco Security Technologies' short interest compare to its competitors? 10.35% of Napco Security Technologies' shares are currently sold short. Here is how the short interest of companies in the industry of "electronic equipment" compare to Napco Security Technologies: Allegro MicroSystems, Inc. (13.73%), SiTime Co. (6.51%), LG Display Co., Ltd. (0.01%), Viavi Solutions Inc. (2.68%), Impinj, Inc. (23.24%), Kulicke and Soffa Industries, Inc. (4.83%), NextNav Inc. (14.94%), Silicon Motion Technology Co. (2.65%), Intuitive Machines, Inc. (17.22%), Himax Technologies, Inc. (3.92%), 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 Napco Security Technologies stock? Short selling NSSC is an investing strategy that aims to generate trading profit from Napco Security Technologies as its price is falling. NSSC shares are trading down $0.02 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 Napco Security Technologies? A short squeeze for Napco Security Technologies 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 NSSC, which in turn drives the price of the stock up even further. How often is Napco Security Technologies' 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 NSSC, twice per month. The most recent reporting period available is April, 15 2025. More Short Interest Resources from MarketBeat Related Companies ALGM Short Interest Data SITM Short Interest Data LPL Short Interest Data VIAV Short Interest Data PI Short Interest Data KLIC Short Interest Data NN Short Interest Data SIMO Short Interest Data LUNR Short Interest Data HIMX 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:NSSC) was last updated on 4/30/2025 by MarketBeat.com Staff From Our PartnersM.A.G.A. is Finished – This Could be even BetterYou’ve no doubt heard Trump’s rally cry: Make America Great Again. 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