NGK Insulators (NGKIF) Short Interest Ratio & Short Volume $17.96 +1.96 (+12.25%) As of 09/11/2025 02:16 PM Eastern Add Compare Share Share Short Interest Stock AnalysisChartShort InterestBuy This Stock NGK Insulators Short Interest DataNGK Insulators (NGKIF) has a short interest of 16,200 shares. This marks a -22.86% decrease in short interest from the previous month. The short interest ratio (days to cover) is 162.0, indicating that it would take 162.0 days of the average trading volume of 313 shares to cover all short positions.Current Short Interest16,200 sharesPrevious Short Interest21,000 sharesChange Vs. Previous Month-22.86%Dollar Volume Sold Short$223.56 thousandShort Interest Ratio162.0 Days to CoverLast Record DateAugust 31, 2025Today's Trading Volume200 sharesAverage Trading Volume313 sharesToday's Volume Vs. Average64% Short Selling NGK Insulators? Sign up to receive the latest short interest report for NGK Insulators and its competitors with MarketBeat's FREE newsletter. 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Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartNGKIF Short Interest Over TimeNGKIF Days to Cover Over TimeNGKIF Percentage of Float Shorted Over Time NGK Insulators Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 8/31/202516,200 shares $223.56 thousand -22.9%N/A162 $13.80 8/15/202521,000 shares $315 thousand -20.8%N/A210 $15.00 7/31/202526,500 shares $330.06 thousand -28.2%N/A265 $12.46 7/15/202536,900 shares $459.59 thousand -22.2%N/A184.5 $12.46 6/30/202547,400 shares $665.50 thousand +45.4%N/A474 $14.04 6/15/202532,600 shares $445.79 thousand -52.1%N/A326 $13.67 5/31/202568,000 shares $918.68 thousand -55.6%N/A680 $13.51 5/15/2025153,300 shares $1.68 million +317.7%N/A1533 $10.95 4/30/202536,700 shares $402.60 thousand -26.2%N/A0 $10.97 4/15/202549,700 shares $545.21 thousand -76.9%N/A497 $10.97 Get the Latest News and Ratings for NGKIF and Related StocksEnter your email address below to receive the latest news and analysts' ratings for NGK Insulators and its competitors with MarketBeat's FREE daily newsletter. 3/31/2025214,700 shares $2.76 million -0.7%N/A0 $12.86 3/15/2025216,100 shares $2.78 million -8.2%N/A2161 $12.86 2/28/2025235,300 shares $2.97 million -1.8%N/A2353 $12.61 2/15/2025239,500 shares $2.62 million +9.4%N/A2395 $10.93 1/31/2025219,000 shares $2.39 million +10.3%N/A547.5 $10.93 1/15/2025198,500 shares $2.50 million -42.6%N/A661.7 $12.60 12/31/2024345,900 shares $4.18 million +12.1%N/A3459 $12.08 12/15/2024308,600 shares $3.98 million -46.6%N/A1543 $12.90 11/30/2024577,900 shares $7.44 million -35.6%N/A2889.5 $12.88 11/15/2024897,500 shares $11.56 million +25.0%N/A4487.5 $12.88 10/31/2024718,000 shares $9.08 million +334.6%N/A7180 $12.65 10/15/2024165,200 shares $2.09 million +16.5%N/A413 $12.65 9/30/2024141,800 shares $1.91 million -2.6%N/A472.7 $13.50 9/15/2024145,600 shares $1.68 million +3.0%N/A1456 $11.53 8/31/2024141,400 shares $1.63 million -19.8%N/A0 $11.53 8/15/2024176,300 shares $2.03 million +129.3%N/A881.5 $11.53 7/31/202476,900 shares $1.02 million -60.7%N/A769 $13.30 7/15/2024195,700 shares $2.62 million -48.2%N/A1957 $13.38 6/30/2024378,000 shares $4.69 million -17.1%N/A222.4 $12.40 6/15/2024456,200 shares $6.07 million -6.1%N/A4561.6 $13.31 5/31/2024485,800 shares $6.47 million -1.2%N/A809.7 $13.31 5/15/2024491,600 shares $6.61 million +6.3%N/A0 $13.45 4/30/2024462,700 shares $6.22 million +456.1%N/A4627 $13.45 4/15/202483,200 shares $1.11 million +14.3%N/A832 $13.35 3/31/202472,800 shares $953.68 thousand +8.3%N/A364 $13.10 3/15/202467,200 shares $880.32 thousand +8.6%N/A224 $13.10 2/29/202461,900 shares $742.80 thousand -33.4%N/A619 $12.00 2/15/202492,900 shares $1.11 million +11.7%N/A929 $12.00 1/15/202463,700 shares $764.40 thousand +14.0%N/A159.2 $12.00 12/31/202355,900 shares $662.42 thousand +8.3%N/A642.2 $11.85 12/15/202351,600 shares $592.37 thousand -88.3%N/A516 $11.48 11/30/2023442,500 shares $5.37 million +165.9%N/A4425 $12.13 11/15/2023166,400 shares $2.05 million +78.9%N/A138.7 $12.33 10/31/202393,000 shares $1.14 million +868.8%N/A232.5 $12.26 10/15/20239,600 shares $125.38 thousand -69.4%N/A24 $13.06 9/30/202331,400 shares $408.20 thousand -80.9%N/A314 $13.00 9/15/2023164,300 shares $2.14 million -17.3%N/A0 $13.00 8/31/2023198,700 shares $2.58 million -3.8%N/A3154.3 $13.00 8/15/2023206,600 shares $2.56 million -57.0%N/A2066 $12.38 7/31/2023480,800 shares $5.96 million -15.0%N/A4808 $12.40 7/15/2023565,500 shares $6.95 million -6.8%N/A5655 $12.29 6/30/2023607,000 shares $7.38 million +5.8%N/A2023.3 $12.16 6/15/2023573,700 shares $7.18 million +7.8%N/A5737 $12.51 5/31/2023532,100 shares $6.49 million +9.7%N/A2660.5 $12.20 5/15/2023485,000 shares $6.18 million +110.1%N/A4850 $12.75 4/30/2023230,900 shares $3.07 million -26.6%N/A2309 $13.28 4/15/2023314,700 shares $4.18 million +3.9%N/A3147 $13.29 3/31/2023302,800 shares $4.02 million +12.6%N/A0 $13.29 3/15/2023269,000 shares $3.58 million +4.8%N/A2690 $13.29 2/28/2023256,700 shares $3.42 million -23.2%N/A2567 $13.31 2/15/2023334,400 shares $4.45 million +12.0%N/A3344 $13.31 1/31/2023298,700 shares $4.02 million +6.4%N/A2987 $13.45 1/15/2023280,700 shares $3.72 million -8.3%N/A2807 $13.26 12/30/2022306,100 shares $3.81 million +39.1%N/A1020.3 $12.46 12/15/2022220,000 shares $2.56 million -40.0%N/A0 $11.63 11/30/2022366,500 shares $4.26 million -11.5%N/A0 $11.63 11/15/2022414,300 shares $4.82 million +26.0%N/A345.3 $11.63 10/31/2022328,800 shares $4.21 million -17.7%N/A3288 $12.80 10/15/2022399,300 shares $5.50 million -2.0%N/A0 $13.78 9/30/2022407,400 shares $5.61 million +34.7%N/A4074 $13.78 9/15/2022302,500 shares $4.17 million -6.3%N/A3025 $13.78 8/31/2022322,700 shares $4.61 million +8.3%N/A3227 $14.28 8/15/2022298,000 shares $4.38 million +71.0%N/A2980 $14.71 7/31/2022174,300 shares $2.33 million +25.0%N/A0 $13.34 7/15/2022139,500 shares $1.86 million +47.9%N/A1395 $13.34 6/30/202294,300 shares $1.26 million +61.8%N/A943 $13.34 6/15/202258,300 shares $851.76 thousand -60.9%N/A48.6 $14.61 5/31/2022149,100 shares $2.13 million +61.4%N/A1491 $14.31 5/15/202292,400 shares $1.30 million +5.0%N/A924 $14.10 4/30/202288,000 shares $1.20 million -70.5%N/A880 $13.60 4/15/2022298,100 shares $4.05 million -64.2%N/A331.2 $13.60 3/31/2022831,800 shares $12.44 million -1.3%N/A8318 $14.95 3/15/2022842,500 shares $12.54 million +12.1%N/A8425 $14.89 2/28/2022751,300 shares $11.29 million -0.3%N/A3756.5 $15.03 2/15/2022753,500 shares $12.82 million +68.2%N/A7535 $17.01 1/31/2022448,100 shares $7.62 million -0.2%N/A4481 $17.01 1/15/2022448,900 shares $7.64 million +12.0%N/A4489 $17.01 12/31/2021400,800 shares $6.89 million +5.0%N/A4008 $17.20 12/15/2021381,700 shares $6.23 million +411.7%N/A3817 $16.32 11/30/202174,600 shares $1.21 million +9.7%N/A746 $16.21 11/15/202168,000 shares $1.18 million -12.0%N/A340 $17.34 10/29/202177,300 shares $1.25 million +17.8%N/A0 $16.22 10/15/202165,600 shares $1.06 million -40.6%N/A656 $16.22 9/30/2021110,500 shares $1.84 million +90.2%N/A157.9 $16.63 9/15/202158,100 shares $1.06 million +14.4%N/A116.2 $18.25 8/31/202150,800 shares $787.40 thousand +5.2%N/A508 $15.50 8/13/202148,300 shares $811.44 thousand -63.7%N/A483 $16.80 7/30/2021132,900 shares $2.06 million -47.9%N/A1329 $15.50 7/15/2021255,100 shares $4.40 million -3.8%N/A510.2 $17.26 6/30/2021265,300 shares $4.51 million -14.6%N/A2653 $17.00 6/15/2021310,500 shares $5.73 million +12.5%N/A776.3 $18.47 5/28/2021276,100 shares $4.64 million -0.6%N/A0 $16.80 5/14/2021277,700 shares $4.67 million +52.6%N/A2777 $16.80 4/30/2021182,000 shares $3.31 million -37.6%N/A182 $18.20 4/15/2021291,500 shares $5.41 million +6.4%N/A1457.5 $18.55 3/31/2021273,900 shares $5.40 million -16.3%N/A2739 $19.70 3/15/2021327,200 shares $6.02 million +3.3%N/A3272 $18.40 2/26/2021316,800 shares $5.81 million -10.4%N/A3168 $18.35 2/12/2021353,700 shares $6.28 million -27.2%N/A3537 $17.75 1/29/2021486,000 shares $8.33 million +15.1%N/A972 $17.13 1/15/2021209,700 shares $3.20 million +40.8%N/A2097 $15.25 12/31/2020280,800 shares $4.28 million +33.9%N/A1404 $15.25 12/15/2020209,700 shares $0.00 +40.8%N/A2097 $0.00 11/30/2020148,900 shares $2.47 million +1.0%N/A372.3 $16.59 NGKIF Short Interest - Frequently Asked Questions What is NGK Insulators' current short interest? Short interest is the volume of NGK Insulators shares that have been sold short but have not yet been closed out or covered. As of August 31st, investors have sold 16,200 shares of NGKIF short. Learn More on NGK Insulators' current short interest. What is a good short interest ratio for NGK Insulators? 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. NGKIF shares currently have a short interest ratio of 162.0. Learn More on NGK Insulators's short interest ratio. Is NGK Insulators' short interest increasing or decreasing? NGK Insulators saw a decrease in short interest during the month of August. As of August 31st, there was short interest totaling 16,200 shares, a decrease of 22.9% from the previous total of 21,000 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. 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 ($73.23 billion), Invesco QQQ ($29.52 billion), iShares Russell 2000 ETF ($20.82 billion), iShares 20+ Year Treasury Bond ETF ($10.76 billion), Palo Alto Networks, Inc. ($9.37 billion), Strategy Inc ($7.58 billion), Invesco S&P 500 Equal Weight ETF ($6.78 billion), SPDR S&P Biotech ETF ($6.72 billion), AppLovin Corporation ($6.37 billion), and iShares iBoxx $ Investment Grade Corporate Bond ETF ($6.29 billion). View all of the most shorted stocks. What does it mean to sell short NGK Insulators stock? Short selling NGKIF is an investing strategy that aims to generate trading profit from NGK Insulators as its price is falling. NGKIF shares are trading up $1.96 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 NGK Insulators? A short squeeze for NGK Insulators 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 NGKIF, which in turn drives the price of the stock up even further. How often is NGK Insulators' 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 NGKIF, twice per month. The most recent reporting period available is August, 31 2025. More Short Interest Resources from MarketBeat Related Companies AALBF Short Interest AGRPY Short Interest AICAF Short Interest EADSF Short Interest AIPUY Short Interest AKBTY Short Interest AMDWF Short Interest AEBZY Short Interest AABB Short Interest ECRTF Short Interest Short Interest Tools Stocks to Short Largest Short Interest Positions Short Interest Increases Short Interest Decreases Short Interest Reporting Dates This page (OTCMKTS:NGKIF) was last updated on 9/12/2025 by MarketBeat.com Staff From Our PartnersThink you missed gold’s boom? Think againIf you've been watching gold's historic run and wondering if it's too late… I've got good news. 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