MAC Copper (MTAL) Short Interest Ratio & Short Volume $12.14 -0.02 (-0.12%) Closing price 03:59 PM EasternExtended Trading$12.14 0.00 (0.00%) As of 04:11 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 ForecastsChartCompetitorsFinancialsHeadlinesOwnershipSEC FilingsShort InterestTrendsBuy This Stock MAC Copper Short Interest DataMAC Copper (MTAL) has a short interest of 1.69 million shares, representing 2.79% of the float (the number of shares available for trading by the public). This marks a 48.25% 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 545,797 shares to cover all short positions.Current Short Interest1,690,000 sharesPrevious Short Interest1,140,000 sharesChange Vs. Previous Month+48.25%Dollar Volume Sold Short$20.33 millionShort Interest Ratio2.4 Days to CoverLast Record DateJuly 31, 2025Outstanding Shares82,440,000 sharesFloat Size60,560,000 sharesShort Percent of Float2.79%Today's Trading Volume1,451,715 sharesAverage Trading Volume545,797 sharesToday's Volume Vs. Average266% Short Selling MAC Copper? Sign up to receive the latest short interest report for MAC Copper 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. 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Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartMTAL Short Interest Over TimeMTAL Days to Cover Over TimeMTAL Percentage of Float Shorted Over Time MAC Copper Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 7/31/20251,690,000 shares $20.33 million +48.3%2.8%2.4 $12.03 7/15/20251,140,000 shares $13.74 million -21.4%2.1%1.9 $12.05 6/30/20251,450,000 shares $17.55 million +45.4%2.6%2.3 $12.10 6/15/2025997,400 shares $12.17 million -21.5%1.8%1.8 $12.20 5/31/20251,270,000 shares $15.43 million -44.1%2.3%2.3 $12.15 5/15/20252,270,000 shares $22.20 million +10.2%4.3%4.9 $9.78 4/30/20252,060,000 shares $18.56 million -3.7%3.9%5.1 $9.01 4/15/20252,140,000 shares $18.37 million +1.4%4.0%5.8 $8.58 3/31/20252,110,000 shares $20.18 million +26.4%3.9%6.1 $9.57 3/15/20251,670,000 shares $17.34 million -7.7%3.5%5.7 $10.39 Get the Latest News and Ratings for MTAL and Related StocksEnter your email address below to receive the latest news and analysts' ratings for MAC Copper and its competitors with MarketBeat's FREE daily newsletter. 2/28/20251,810,000 shares $18.17 million +3.4%3.8%7.5 $10.04 2/15/20251,750,000 shares $19.94 million -7.4%3.6%8.2 $11.40 1/31/20251,890,000 shares $19.51 million -2.1%3.9%7.9 $10.32 1/15/20251,930,000 shares $20.13 million -4.9%4.1%8.1 $10.43 12/31/20242,030,000 shares $21.56 million +2.5%4.3%8 $10.62 12/15/20241,980,000 shares $24.16 million +4.8%4.2%7 $12.20 11/30/20241,890,000 shares $24.00 million -8.7%4.0%6.3 $12.70 11/15/20242,070,000 shares $24.12 million -1.9%4.4%6.7 $11.65 10/31/20242,110,000 shares $25.28 million -7.1%4.5%7.5 $11.98 10/15/20242,270,000 shares $28.58 million +17.6%4.8%8.6 $12.59 9/30/20241,930,000 shares $26.73 million +17.0%3.9%7.5 $13.85 9/15/20241,650,000 shares $18.51 million -7.3%3.3%4.6 $11.22 8/31/20241,780,000 shares $19.99 million -2.2%3.6%5.3 $11.23 8/15/20241,820,000 shares $21.40 million -3.2%3.6%5.2 $11.76 7/31/20241,880,000 shares $24.25 million No Change3.8%5.2 $12.90 7/15/20241,880,000 shares $26.58 million +282.3%3.8%4.2 $14.14 6/30/2024491,800 shares $6.73 million +22.1%1.0%1.2 $13.69 6/15/2024402,900 shares $5.65 million +14.1%0.9%1.4 $14.03 5/31/2024353,100 shares $5.24 million -53.0%0.8%1.3 $14.85 5/15/2024751,400 shares $10.74 million +952.4%1.7%3.6 $14.29 4/30/202471,400 shares $958.19 thousand +13.9%0.2%0.4 $13.42 4/15/202462,700 shares $849.59 thousand -5.3%0.1%0.8 $13.55 3/31/202466,200 shares $850.67 thousand +13.4%0.2%1.7 $12.85 3/15/202458,400 shares $764.46 thousand -33.0%0.2%2 $13.09 2/29/202487,200 shares $1.04 million -15.7%0.4%6 $11.87 2/15/2024103,400 shares $1.26 million -44.9%0.5%7.4 $12.20 1/31/2024187,800 shares $2.44 million -9.0%1.3%13.9 $13.00 1/15/2024206,400 shares $2.31 million +1.6%1.4%18.8 $11.20 12/31/2023203,200 shares $2.51 million +2.4%1.4%19.6 $12.36 12/15/2023198,500 shares $2.14 million -1.1%1.4%20.5 $10.78A New Way to Double Your Retirement Income? 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If you’re ready to stop worrying about money running out and start enjoying the freedom to cover expenses, treat loved ones, and live life on your terms, this may be exactly what you’ve been waiting for.Click here to see how to turn your savings into a monthly income machine. 11/30/2023200,700 shares $1.99 million -2.8%2.6%21.6 $9.90 11/15/2023206,400 shares $2.02 million -4.4%2.7%17.8 $9.78 10/31/2023215,900 shares $2.36 million -7.1%2.4%18.8 $10.91 10/15/2023232,500 shares $2.66 million +0.9%2.6%17.7 $11.46 9/30/2023230,400 shares $2.76 million +5.2%4.6%13.1 $11.98 9/15/2023219,100 shares $2.63 million +139.2%2.9%8.9 $12.00 8/31/202391,600 shares $1.06 million +23.1%1.2%2.5 $11.60 8/15/202374,400 shares $829.56 thousand -6.5%1.0%1.3 $11.15 7/31/202379,600 shares $822.27 thousand +92.3%1.0%1.2 $10.33 7/15/202341,400 shares $434.70 thousand +115.6%0.4%0.6 $10.50 6/30/202319,200 shares $197.76 thousand +15.7%0.1%0.2 $10.30 6/15/202316,600 shares $174.13 thousand +315.0%0.1%0.1 $10.49 5/31/20234,000 shares $40.60 thousand No Change0.0%0 $10.15 5/15/20234,000 shares $41.16 thousand -33.3%0.0%0 $10.29 4/30/20236,000 shares $61.62 thousand +3.5%0.0%0.1 $10.27 4/15/20235,800 shares $59.33 thousand +1.8%0.0%0 $10.23 3/31/20235,700 shares $58.25 thousand +21.3%0.0%0 $10.22 3/15/20234,700 shares $47.85 thousand -52.0%0.0%0.1 $10.18 2/28/20239,800 shares $99.37 thousand -34.2%0.0%0.2 $10.14 2/15/202314,900 shares $151.18 thousand +18.3%0.1%0.2 $10.15 1/31/202312,600 shares $127.39 thousand +50.0%0.1%0.2 $10.11 1/15/20238,400 shares $84.34 thousand -2.3%0.0%0.2 $10.04 12/30/20228,600 shares $86.04 thousand -5.5%0.0%0.2 $10.01 12/15/20229,100 shares $90.55 thousand -2.2%0.0%0.2 $9.95 11/30/20229,300 shares $92.26 thousand -15.5%0.0%0.2 $9.92 11/15/202211,000 shares $109.12 thousand +14.6%0.1%0.4 $9.92 10/31/20229,600 shares $94.56 thousand +7.9%0.0%0.3 $9.85 10/15/20228,900 shares $87.22 thousand -11.0%0.0%0.4 $9.80 9/30/202210,000 shares $97.90 thousand -9.9%0.0%0.6 $9.79 9/15/202211,100 shares $108.72 thousand +15.6%0.1%0.5 $9.80 8/31/20229,600 shares $93.81 thousand -4.0%0.0%0.3 $9.77 8/15/202210,000 shares $98 thousand +8.7%0.0%0.2 $9.80 7/31/20229,200 shares $89.98 thousand -1.1%0.0%0.1 $9.78 7/15/20229,300 shares $90.86 thousand -7.0%0.0%0.1 $9.77 6/30/202210,000 shares $97.90 thousand -26.5%0.1%0.1 $9.79 6/15/202213,600 shares $133.18 thousand -29.5%0.1%0.2 $9.79 5/31/202219,300 shares $191.46 thousand +22.9%0.1%0.1 $9.92 5/15/202215,700 shares $153.08 thousand -43.7%0.1%0.1 $9.75 4/30/202227,900 shares $278.44 thousand -7.9%0.1%0.3 $9.98 4/15/202230,300 shares $302.39 thousand -42.3%0.1%0.3 $9.98 3/31/202252,500 shares $522.90 thousand +1,246.2%0.2%0.5 $9.96 3/15/20223,900 shares $37.60 thousand -50.6%0.0%0 $9.64 2/28/20227,900 shares $76.16 thousand -10.2%0.0%0.2 $9.64 2/15/20228,800 shares $84.66 thousand +633.3%0.0%0.2 $9.62 1/31/20221,200 shares $11.57 thousand -83.6%N/A0 $9.64 1/15/20227,300 shares $0.00 +192.0%N/A0.1 $0.00 12/31/20212,500 shares $24.23 thousand No ChangeN/A0 $9.69 MTAL Short Interest - Frequently Asked Questions What is MAC Copper's current short interest? Short interest is the volume of MAC Copper shares that have been sold short but have not yet been closed out or covered. As of July 31st, traders have sold 1,690,000 shares of MTAL short. 2.79% of MAC Copper's shares are currently sold short. Learn More on MAC Copper's current short interest. What is a good short interest ratio for MAC Copper? 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. MTAL shares currently have a short interest ratio of 2.0. Learn More on MAC Copper's short interest ratio. What is a good short interest percentage for MAC Copper? 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. 2.79% of MAC Copper's floating shares are currently sold short. Is MAC Copper's short interest increasing or decreasing? MAC Copper saw a increase in short interest in July. As of July 31st, there was short interest totaling 1,690,000 shares, an increase of 48.2% from the previous total of 1,140,000 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 MAC Copper's float size? MAC Copper currently has issued a total of 82,440,000 shares. Some of MAC Copper's 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. MAC Copper currently has a public float of 60,560,000 shares. How does MAC Copper's short interest compare to its competitors? 2.79% of MAC Copper's shares are currently sold short. Here is how the short interest of companies in the industry of "non-metallic and industrial metal mining" compare to MAC Copper: NexGen Energy (18.86%), Centrus Energy Corp. (16.81%), TMC the metals company Inc. (12.04%), Atlas Energy Solutions Inc. (24.12%), Ero Copper Corp. (5.16%), IperionX Limited Sponsored ADR (0.38%), Sigma Lithium Corporation (15.30%), Nexa Resources S.A. (0.01%), Lithium Americas Corp. (13.35%), Critical Metals Corp. (9.50%), 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 MAC Copper stock? Short selling MTAL is an investing strategy that aims to generate trading profit from MAC Copper as its price is falling. MTAL shares are trading up $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 MAC Copper? A short squeeze for MAC Copper 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 MTAL, which in turn drives the price of the stock up even further. How often is MAC Copper's 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 MTAL, twice per month. The most recent reporting period available is July, 31 2025. More Short Interest Resources from MarketBeat Related Companies NexGen Energy Short Interest Centrus Energy Short Interest TMC the metals Short Interest Atlas Energy Solutions Short Interest Ero Copper Short Interest IperionX Short Interest Sigma Lithium Short Interest Nexa Resources Short Interest Lithium Americas Short Interest Critical Metals Short Interest Short Interest Tools Stocks to Short Largest Short Interest Positions Short Interest Increases Short Interest Decreases Short Interest Reporting Dates This page (NYSE:MTAL) was last updated on 8/28/2025 by MarketBeat.com Staff From Our PartnersINVESTOR ALERT: Tiny “$3 AI Wonder Stock” on the Verge of Blasting OffRight now, we’re witnessing a monumental shift in the world.Traders Agency | SponsoredEveryone’s watching Nvidia right now. 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