Arch Capital Group (ACGLN) Short Interest Ratio & Short Volume $17.51 +0.04 (+0.23%) As of 04:00 PM Eastern This is a fair market value price provided by Polygon.io. Learn more. Add Compare Share Share Short Interest Stock AnalysisChartCompetitorsDividendFinancialsHeadlinesInsider TradesSEC FilingsShort InterestTrendsBuy This Stock Arch Capital Group Short Interest DataArch Capital Group (ACGLN) has a short interest of 42,400 shares. This marks a -11.67% decrease in short interest from the previous month. The short interest ratio (days to cover) is 0.8, indicating that it would take 0.8 days of the average trading volume of 48,881 shares to cover all short positions.Current Short Interest42,400 sharesPrevious Short Interest48,000 sharesChange Vs. Previous Month-11.67%Dollar Volume Sold Short$737.76 thousandShort Interest Ratio0.8 Days to CoverLast Record DateJuly 31, 2025Today's Trading Volume158,062 sharesAverage Trading Volume48,881 sharesToday's Volume Vs. Average323% Short Selling Arch Capital Group? Sign up to receive the latest short interest report for Arch Capital Group and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartACGLN Short Interest Over TimeACGLN Days to Cover Over TimeACGLN Percentage of Float Shorted Over Time Arch Capital Group Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 7/31/202542,400 shares $737.76 thousand -11.7%N/A0.8 $17.40 7/15/202548,000 shares $803.52 thousand +20.6%N/A0.9 $16.74 6/30/202539,800 shares $667.45 thousand +18.5%N/A0.8 $16.77 6/15/202533,600 shares $562.80 thousand +5.3%N/A0.7 $16.75 5/31/202531,900 shares $538.79 thousand +203.8%N/A0.7 $16.89 5/15/202510,500 shares $177.56 thousand -3.7%N/A0.2 $16.91 4/30/202510,900 shares $185.19 thousand -53.0%N/A0.3 $16.99 4/15/202523,200 shares $388.60 thousand +50.7%N/A0.5 $16.75 3/31/202515,400 shares $268.42 thousand +144.4%N/A0.3 $17.43 3/15/20256,300 shares $112.71 thousand -80.2%N/A0.1 $17.89 Get the Latest News and Ratings for ACGLN and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Arch Capital Group and its competitors with MarketBeat's FREE daily newsletter. 2/28/202531,800 shares $594.02 thousand -49.8%N/A0.7 $18.68 2/15/202563,400 shares $1.21 million +2.9%N/A1.3 $19.02 1/31/202561,600 shares $1.15 million +181.3%N/A1.2 $18.63 1/15/202521,900 shares $397.70 thousand -32.4%N/A0.4 $18.16 12/31/202432,400 shares $579.96 thousand +653.5%N/A0.7 $17.90 12/15/20244,300 shares $80.50 thousand -91.6%N/A0.1 $18.72 11/30/202451,100 shares $1.02 million -43.3%N/A1.3 $19.94 11/15/202490,100 shares $1.81 million +194.4%N/A2.4 $20.04 10/31/202430,600 shares $619.96 thousand +12.9%N/A0.8 $20.26 10/15/202427,100 shares $560.70 thousand +142.0%N/A0.8 $20.69 9/30/202411,200 shares $228.93 thousand +47.4%N/A0.3 $20.44 9/15/20247,600 shares $153.90 thousand -27.6%N/A0.3 $20.25 8/31/202410,500 shares $212.00 thousand +45.8%N/A0.4 $20.19 8/15/20247,200 shares $142.78 thousand -40.5%N/A0.3 $19.83 7/31/202412,100 shares $231.72 thousand +37.5%N/A0.5 $19.15 7/15/20248,800 shares $176.35 thousand -25.4%N/A0.4 $20.04 6/30/202411,800 shares $227.15 thousand -4.8%N/A0.5 $19.25 6/15/202412,400 shares $239.44 thousand -60.8%N/A0.5 $19.31 5/31/202431,600 shares $617.46 thousand +255.1%N/A1.2 $19.54 5/15/20248,900 shares $174.26 thousand -23.9%N/A0.3 $19.58 4/30/202411,700 shares $225.81 thousand -71.3%N/A0.4 $19.30 4/15/202440,700 shares $785.51 thousand +421.8%N/A1.4 $19.30 3/31/20247,800 shares $161.38 thousand -68.6%N/A0.3 $20.69 3/15/202424,800 shares $509.64 thousand +306.6%N/A0.8 $20.55 2/29/20246,100 shares $123.77 thousand -72.4%N/A0.2 $20.29 2/15/202422,100 shares $450.62 thousand -25.8%N/A0.7 $20.39 1/31/202429,800 shares $605.83 thousand -55.9%N/A0.9 $20.33 1/15/202467,500 shares $1.36 million -17.5%N/A2 $20.08 12/31/202381,800 shares $1.63 million +110.8%N/A2.4 $19.91 12/15/202338,800 shares $762.03 thousand -11.8%N/A1 $19.64Trump’s national nightmare is here (Ad)Porter Stansberry and Jeff Brown say a new U.S. national emergency is already underway — and it could trigger the biggest forced rotation of capital since World War II. They reveal why Trump is mobilizing America’s tech giants… and name the two stocks most likely to soar as trillions shift behind the scenes.Watch the National Emergency broadcast here 11/30/202344,000 shares $862.84 thousand -14.4%N/A1.1 $19.61 11/15/202351,400 shares $988.94 thousand +192.1%N/A1.3 $19.24 10/31/202317,600 shares $304.48 thousand -16.6%N/A0.5 $17.30 10/15/202321,100 shares $358.07 thousand -76.6%N/A0.6 $16.97 9/30/202390,300 shares $1.62 million +498.0%N/A2.5 $17.89 9/15/202315,100 shares $281.92 thousand +174.6%N/A0.5 $18.67 8/31/20235,500 shares $102.03 thousand -14.1%N/A0.2 $18.55 8/15/20236,400 shares $119.49 thousand +6.7%N/A0.2 $18.67 7/31/20236,000 shares $116.82 thousand -40.0%N/A0.1 $19.47 7/15/202310,000 shares $190.20 thousand +31.6%N/A0.2 $19.02 6/30/20237,600 shares $144.86 thousand -24.8%N/A0.1 $19.06 6/15/202310,100 shares $198.47 thousand -84.2%N/A0.1 $19.65 5/31/202363,900 shares $1.28 million -19.7%N/A0.7 $20.10 5/15/202379,600 shares $1.62 million +1,005.6%N/A1 $20.35 4/30/20237,200 shares $138.10 thousand -8.9%N/A0.1 $19.18 4/15/20237,900 shares $151.05 thousand -73.1%N/A0.1 $19.12 3/31/202329,400 shares $565.95 thousand +180.0%N/A0.4 $19.25 3/15/202310,500 shares $189.21 thousand -30.0%N/A0.2 $18.02 2/28/202315,000 shares $288.75 thousand +68.5%N/A0.2 $19.25 2/15/20238,900 shares $176.13 thousand -49.4%N/A0.1 $19.79 1/31/202317,600 shares $351.82 thousand -6.4%N/A0.3 $19.99 1/15/202318,800 shares $358.52 thousand -68.5%N/A0.3 $19.07 12/30/202259,700 shares $1.03 million -17.3%N/A1.1 $17.27 12/15/202272,200 shares $1.35 million -20.9%N/A1.4 $18.65 11/30/202291,300 shares $1.76 million +223.8%N/A1.7 $19.24 11/15/202228,200 shares $521.70 thousand +8.1%N/A0.4 $18.50 10/31/202226,100 shares $458.32 thousand -70.4%N/A0.3 $17.56 10/15/202288,200 shares $1.59 million -33.4%N/A1.2 $18.02 9/30/2022132,500 shares $2.49 million +1,022.9%N/A1.7 $18.76 9/15/202211,800 shares $221.84 thousand +18.0%N/A0.2 $18.80 8/31/202210,000 shares $187.60 thousand +270.4%N/A0.1 $18.76 8/15/20222,700 shares $54.59 thousand -27.0%N/A0 $20.22 7/31/20223,700 shares $75.11 thousand -54.9%N/A0.1 $20.30 7/15/20228,200 shares $158.01 thousand -85.0%N/A0.1 $19.27 6/30/202254,700 shares $1.05 million +191.0%N/A1 $19.25 6/15/202218,800 shares $356.07 thousand +27.0%N/A0.3 $18.94 5/31/202214,800 shares $293.63 thousand +114.5%N/A0.2 $19.84 5/15/20226,900 shares $126.20 thousand +11.3%N/A0.1 $18.29 4/30/20226,200 shares $119.60 thousand -22.5%N/A0.1 $19.29 4/15/20228,000 shares $160.08 thousand -11.1%N/A0.1 $20.01 3/31/20229,000 shares $0.00 +52.5%N/A0.1 $0.00 ACGLN Short Interest - Frequently Asked Questions What is Arch Capital Group's current short interest? Short interest is the volume of Arch Capital Group shares that have been sold short but have not yet been closed out or covered. As of July 31st, traders have sold 42,400 shares of ACGLN short. Learn More on Arch Capital Group's current short interest. What is a good short interest ratio for Arch Capital Group? 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. ACGLN shares currently have a short interest ratio of 1.0. Learn More on Arch Capital Group's short interest ratio. Is Arch Capital Group's short interest increasing or decreasing? Arch Capital Group saw a decrease in short interest in July. As of July 31st, there was short interest totaling 42,400 shares, a decrease of 11.7% from the previous total of 48,000 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 Arch Capital Group's short interest compare to its competitors? Here is how the short interest of companies in the industry of "insurance" compare to Arch Capital Group: Reliance Global Group, Inc. (2.35%), Chubb Limited (0.76%), Manulife Financial Corp (0.69%), Prudential Public Limited Company (0.11%), Willis Towers Watson Public Limited Company (2.64%), Sun Life Financial Inc. (0.63%), Corebridge Financial, Inc. (1.30%), Equitable Holdings, Inc. (1.53%), Ryan Specialty Holdings Inc. (4.57%), Aegon NV (0.46%), 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), MicroStrategy Incorporated ($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 Arch Capital Group stock? Short selling ACGLN is an investing strategy that aims to generate trading profit from Arch Capital Group as its price is falling. ACGLN shares are trading up $0.04 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 Arch Capital Group? A short squeeze for Arch Capital Group 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 ACGLN, which in turn drives the price of the stock up even further. How often is Arch Capital Group'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 ACGLN, twice per month. The most recent reporting period available is July, 31 2025. More Short Interest Resources from MarketBeat Related Companies Brighthouse Financial Short Interest Data Arch Capital Group Short Interest Data Brighthouse Financial Short Interest Data Brighthouse Financial Short Interest Data Brighthouse Financial Short Interest Data Enstar Group Short Interest Data Enstar Group Short Interest Data Flaherty & Crumrine Dynamic Preferred and Income Fund Short Interest Data Flaherty & Crumrine Preferred Securities Income Fund Short Interest Data Oxbridge Re 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:ACGLN) was last updated on 8/18/2025 by MarketBeat.com Staff From Our PartnersWhen the levee breaksThe U.S. Treasury just confirmed it plans to borrow $1.01 trillion this quarter—nearly double what was project...Porter & Company | SponsoredThe stealth altcoin the financial world is underestimatingThis DeFi project could soar next When altcoin season fully kicks in—which the data suggests is happening R...Crypto 101 Media | SponsoredMusk’s Project Colossus could mint millionairesI predict this single breakthrough could make Elon the world’s first trillionaire — and mint more new milliona...Brownstone Research | SponsoredThink you missed gold’s boom? 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