Gibraltar Industries (ROCK) Short Interest Ratio & Short Volume $51.38 -0.08 (-0.16%) Closing price 04:00 PM EasternExtended Trading$51.17 -0.21 (-0.41%) As of 06:37 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 AnalysisChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Gibraltar Industries Short Interest DataGibraltar Industries (ROCK) has a short interest of 533,400 shares, representing 1.78% of the float (the number of shares available for trading by the public). This marks a 36.98% increase in short interest from the previous month. The short interest ratio (days to cover) is 1.9, indicating that it would take 1.9 days of the average trading volume of 207,077 shares to cover all short positions.Current Short Interest533,400 sharesPrevious Short Interest389,400 sharesChange Vs. Previous Month+36.98%Dollar Volume Sold Short$34.90 millionShort Interest Ratio1.9 Days to CoverLast Record DateMarch 15, 2025Outstanding Shares29,674,000 sharesFloat Size29,890,000 sharesShort Percent of Float1.78%Today's Trading Volume402,008 sharesAverage Trading Volume207,077 sharesToday's Volume Vs. Average194% Short Selling Gibraltar Industries? Sign up to receive the latest short interest report for Gibraltar Industries and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartROCK Short Interest Over TimeROCK Days to Cover Over TimeROCK Percentage of Float Shorted Over Time Remove Ads Gibraltar Industries Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 3/15/2025533,400 shares $34.90 million +37.0%1.8%1.9 $65.43 2/28/2025389,400 shares $25.59 million +41.0%1.3%1.6 $65.71 2/15/2025276,200 shares $16.25 million -3.2%0.9%1.2 $58.85 1/31/2025285,400 shares $17.51 million -11.7%1.0%1.5 $61.37 1/15/2025323,200 shares $19.77 million +9.4%1.1%1.7 $61.17 12/31/2024295,400 shares $17.40 million -27.8%1.0%1.5 $58.90 12/15/2024409,000 shares $27.39 million +0.1%1.4%2.2 $66.98 11/30/2024408,800 shares $29.61 million -10.5%1.4%2.3 $72.44 11/15/2024456,600 shares $32.26 million -8.2%1.5%2.5 $70.66 10/31/2024497,300 shares $33.56 million +23.6%1.7%2.7 $67.49 Get the Latest News and Ratings for ROCK and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Gibraltar Industries and its competitors with MarketBeat's FREE daily newsletter. 10/15/2024402,200 shares $27.04 million +34.7%1.3%2.2 $67.23 9/30/2024298,500 shares $20.87 million -20.1%1.0%1.6 $69.93 9/15/2024373,500 shares $25.66 million +13.0%1.2%2 $68.71 8/31/2024330,600 shares $23.03 million -5.0%1.1%1.8 $69.67 8/15/2024348,000 shares $23.04 million -4.0%1.2%1.9 $66.21 7/31/2024362,600 shares $26.93 million -13.6%1.2%2.1 $74.27 7/15/2024419,800 shares $31.21 million +3.2%1.4%2.6 $74.35 6/30/2024406,800 shares $27.89 million +26.9%1.4%2.5 $68.55 6/15/2024320,600 shares $22.59 million +2.7%1.1%2.1 $70.47 5/31/2024312,100 shares $23.55 million -24.8%1.0%2 $75.46 5/15/2024415,200 shares $31.26 million -7.1%1.4%2.7 $75.30 4/30/2024447,100 shares $31.95 million +12.6%1.5%2.7 $71.46 4/15/2024397,000 shares $29.12 million -3.7%1.3%2.5 $73.34 3/31/2024412,100 shares $33.19 million -29.1%1.4%2.3 $80.53 3/15/2024581,400 shares $44.54 million +12.5%1.9%3.1 $76.61 2/29/2024516,700 shares $40.02 million +15.0%1.7%2.6 $77.45 2/15/2024449,200 shares $39.16 million +1.9%1.5%2.2 $87.18 1/31/2024440,800 shares $35.67 million +18.7%1.5%2.3 $80.92 1/15/2024371,400 shares $29.49 million +12.0%1.2%1.8 $79.40 12/31/2023331,500 shares $26.18 million -37.7%1.1%1.6 $78.98 12/15/2023532,300 shares $41.67 million +29.4%1.8%2.6 $78.28 11/30/2023411,400 shares $27.64 million -13.7%1.4%2.2 $67.19 11/15/2023476,500 shares $32.81 million -5.2%1.6%2.4 $68.85 10/31/2023502,800 shares $30.60 million +142.0%1.7%2.5 $60.86 10/15/2023207,800 shares $13.05 million -15.3%0.7%1.1 $62.81 9/30/2023245,400 shares $16.57 million +6.0%0.8%1.4 $67.51 9/15/2023231,500 shares $16.19 million -14.0%0.8%1.4 $69.93 8/31/2023269,300 shares $20.21 million +3.3%0.9%1.6 $75.03 8/15/2023260,800 shares $19.10 million +30.6%0.9%1.7 $73.24 7/31/2023199,700 shares $12.91 million -2.1%0.7%1.4 $64.67Elon Musk Confirms: Tesla’s Optimus is Replacing Workers… and Heading to Mars (Ad)Musk confirmed that SpaceX's Starship will carry Optimus to Mars in 2026 as part of an autonomous mission to help build human colonies on the Red Planet. And here on Earth? Optimus is about to change everything.There's no time to waste. As far as I can tell, the best way to profit from this project is to make 7/15/2023203,900 shares $12.61 million -10.9%0.7%1.3 $61.83 6/30/2023228,800 shares $14.40 million -28.7%0.8%1.4 $62.92 6/15/2023321,000 shares $18.79 million -5.3%1.1%1.9 $58.53 5/31/2023338,900 shares $17.72 million -7.0%1.1%2.1 $52.30 5/15/2023364,500 shares $20.18 million +6.1%1.2%2 $55.36 4/30/2023343,500 shares $17.19 million +29.2%1.1%1.8 $50.04 4/15/2023265,900 shares $12.65 million -12.1%0.9%1.5 $47.58 3/31/2023302,600 shares $14.68 million -22.9%1.0%1.9 $48.50 3/15/2023392,400 shares $18.59 million -10.0%1.3%2.7 $47.38 2/28/2023435,900 shares $23.28 million -8.1%1.4%2.9 $53.41 2/15/2023474,500 shares $26.86 million +9.9%1.6%3.3 $56.60 1/31/2023431,900 shares $23.14 million +6.0%1.4%3.3 $53.57 1/15/2023407,500 shares $20.98 million -5.5%1.3%2.9 $51.48 12/30/2022431,000 shares $19.77 million -7.5%1.4%2.8 $45.88 12/15/2022465,900 shares $21.53 million +4.0%1.5%2.6 $46.22 11/30/2022448,100 shares $22.68 million -19.4%1.5%2.5 $50.61 11/15/2022556,200 shares $28.55 million -12.3%1.8%3 $51.33 10/31/2022634,100 shares $32.39 million -13.9%2.1%3.3 $51.08 10/15/2022736,000 shares $32.57 million +17.2%2.4%4 $44.25 9/30/2022628,200 shares $25.71 million -3.5%2.0%3.6 $40.93 9/15/2022651,000 shares $26.50 million +10.2%2.1%3.9 $40.71 8/31/2022590,800 shares $24.72 million -9.1%1.9%3.2 $41.85 8/15/2022649,700 shares $31.33 million -7.3%2.1%3.1 $48.22 7/31/2022701,000 shares $32.80 million +6.6%2.2%3 $46.79 7/15/2022657,400 shares $26.48 million +5.8%2.0%2.7 $40.28 6/30/2022621,300 shares $24.08 million -1.8%1.9%2.4 $38.75 6/15/2022632,700 shares $26.66 million +15.6%1.9%2.4 $42.14 5/31/2022547,500 shares $22.86 million -1.1%1.7%2.4 $41.76 5/15/2022553,600 shares $21.35 million -10.7%1.7%2.3 $38.57 4/30/2022620,000 shares $23.46 million +1.9%1.9%2.6 $37.84 4/15/2022608,200 shares $23.82 million +60.1%1.9%2.5 $39.17 3/31/2022379,900 shares $16.32 million -4.6%1.2%1.6 $42.95 3/15/2022398,400 shares $18.88 million +1.1%1.2%1.7 $47.40 2/28/2022394,100 shares $19.04 million +3.9%1.2%1.7 $48.32 2/15/2022379,400 shares $19.76 million +7.4%1.2%1.8 $52.08 1/31/2022353,200 shares $19.36 million +18.9%1.1%2 $54.80 1/15/2022297,100 shares $18.48 million -19.1%0.9%1.8 $62.20 12/31/2021367,000 shares $24.47 million -22.2%1.1%2.5 $66.68 12/15/2021471,400 shares $32.71 million +15.4%1.5%3.1 $69.39 11/30/2021408,400 shares $27.73 million +12.4%1.3%3 $67.90 11/15/2021363,400 shares $26.83 million -25.2%1.1%2.8 $73.82 10/29/2021486,100 shares $31.67 million -23.8%1.5%3.9 $65.16 10/15/2021637,900 shares $47.29 million +9.9%2.0%6 $74.13 9/30/2021580,700 shares $40.45 million +2.3%1.8%5.7 $69.65 9/15/2021567,700 shares $39.07 million -2.4%1.8%5.5 $68.83 8/31/2021581,900 shares $43.39 million +12.3%1.8%5.5 $74.57 8/13/2021518,200 shares $37.87 million +5.6%1.6%4.6 $73.08 7/30/2021490,900 shares $36.66 million -5.4%1.5%4 $74.68 7/15/2021518,800 shares $37.44 million +4.6%1.6%3.9 $72.17 6/30/2021496,100 shares $37.86 million -12.1%1.5%3.6 $76.31Elon Musk Confirms: Tesla’s Optimus is Replacing Workers… and Heading to Mars (Ad)Musk confirmed that SpaceX's Starship will carry Optimus to Mars in 2026 as part of an autonomous mission to help build human colonies on the Red Planet. And here on Earth? Optimus is about to change everything.There's no time to waste. As far as I can tell, the best way to profit from this project is to make 6/15/2021564,600 shares $42.71 million +0.7%1.8%3.6 $75.65 5/28/2021560,500 shares $44.53 million +0.5%1.7%3.1 $79.45 5/14/2021557,600 shares $43.25 million -11.5%N/A2.7 $77.56 4/30/2021630,200 shares $59.31 million -1.6%N/A2.8 $94.11 4/15/2021640,300 shares $57.52 million +2.5%N/A2.9 $89.83 3/31/2021624,600 shares $55.89 million +9.1%N/A2.5 $89.48 3/15/2021572,700 shares $55.54 million +3.5%N/A2.3 $96.98 2/26/2021553,600 shares $49.98 million +0.2%N/A2.5 $90.28 2/12/2021552,400 shares $53.67 million -11.5%N/A2.7 $97.16 1/29/2021624,200 shares $56.76 million -3.5%N/A3 $90.94 1/15/2021646,700 shares $61.57 million -1.8%N/A3 $95.20 12/31/2020658,300 shares $47.23 million +23.5%N/A3.3 $71.74 12/15/2020533,000 shares $36.80 million -0.6%N/A2.8 $69.04 11/30/2020536,300 shares $35.61 million -1.5%N/A2.8 $66.40 11/15/2020544,700 shares $34.05 million -0.7%N/A2.8 $62.51 10/30/2020548,600 shares $32.37 million +17.0%N/A2.8 $59.01 10/15/2020469,100 shares $32.18 million -1.2%1.5%2.4 $68.60 9/30/2020474,800 shares $30.93 million +11.1%1.5%2.5 $65.14 9/15/2020427,300 shares $27.08 million 0.0%1.3%2.3 $63.37 8/31/2020427,400 shares $26.69 million -57.7%1.3%2.3 $62.44 8/14/20201,010,000 shares $69.46 million -17.2%3.1%5 $68.77 7/31/20201,220,000 shares $63.10 million -4.7%3.8%6.2 $51.72 7/15/20201,280,000 shares $62.09 million -3.8%4.0%6.4 $48.51 6/30/20201,330,000 shares $63.85 million -11.3%4.1%6.5 $48.01 6/15/20201,500,000 shares $66.36 million +22.0%4.7%6.7 $44.24 5/29/20201,230,000 shares $53.70 million -5.4%3.8%4.7 $43.66 5/15/20201,300,000 shares $50.99 million -2.3%4.0%4.8 $39.22 4/30/20201,330,000 shares $61.56 million +0.8%4.1%5.1 $46.29 4/15/20201,320,000 shares $55.82 million -10.2%4.1%5.2 $42.29 ROCK Short Interest - Frequently Asked Questions What is Gibraltar Industries' current short interest? Short interest is the volume of Gibraltar Industries shares that have been sold short but have not yet been covered or closed out. As of March 15th, traders have sold 533,400 shares of ROCK short. 1.78% of Gibraltar Industries' shares are currently sold short. Learn More on Gibraltar Industries' current short interest. What is a good short interest ratio for Gibraltar Industries? 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. ROCK shares currently have a short interest ratio of 2.0. Learn More on Gibraltar Industries's short interest ratio. Which institutional investors are shorting Gibraltar Industries? As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of Gibraltar Industries: Squarepoint Ops LLC, Caption Management LLC, Citadel Advisors LLC, Concourse Financial Group Securities Inc., and Walleye Trading LLC. These positions are disclosed in Form 13F filings with the Securities and Exchange Commission. What is a good short interest percentage for Gibraltar Industries? 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. 1.78% of Gibraltar Industries' floating shares are currently sold short. Is Gibraltar Industries' short interest increasing or decreasing? Gibraltar Industries saw a increase in short interest in March. As of March 15th, there was short interest totaling 533,400 shares, an increase of 37.0% from the previous total of 389,400 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 Gibraltar Industries' float size? Gibraltar Industries currently has issued a total of 29,674,000 shares. Some of Gibraltar Industries' 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. Gibraltar Industries currently has a public float of 29,890,000 shares. How does Gibraltar Industries' short interest compare to its competitors? 1.78% of Gibraltar Industries' shares are currently sold short. Here is how the short interest of companies compare to Gibraltar Industries: Simpson Manufacturing Co., Inc. (1.91%), UFP Industries, Inc. (2.03%), AAON, Inc. (4.21%), Trex Company, Inc. (5.99%), Armstrong World Industries, Inc. (1.46%), Griffon Co. (4.84%), Patrick Industries, Inc. (9.28%), Apogee Enterprises, Inc. (3.12%), Quanex Building Products Co. (6.28%), American Woodmark Co. (3.21%), 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 ($26.28 billion), iShares 20+ Year Treasury Bond ETF ($9.53 billion), Strategy Incorporated ($8.50 billion), Apollo Global Management, Inc. ($4.86 billion), Super Micro Computer, Inc. ($4.85 billion), Charter Communications, Inc. ($4.28 billion), Capital One Financial Co. ($4.08 billion), AppLovin Co. ($3.82 billion), Canadian Natural Resources Limited ($3.78 billion), and Schlumberger Limited ($2.87 billion). View all of the most shorted stocks. What does it mean to sell short Gibraltar Industries stock? Short selling ROCK is an investing strategy that aims to generate trading profit from Gibraltar Industries as its price is falling. ROCK shares are trading down $0.08 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 Gibraltar Industries? A short squeeze for Gibraltar Industries 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 ROCK, which in turn drives the price of the stock up even further. How often is Gibraltar Industries' 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 ROCK, twice per month. The most recent reporting period available is March, 15 2025. More Short Interest Resources from MarketBeat Related Companies Simpson Manufacturing Short Interest Data UFP Industries Short Interest Data AAON Short Interest Data Trex Short Interest Data Armstrong World Industries Short Interest Data Griffon Short Interest Data Patrick Industries Short Interest Data Apogee Enterprises Short Interest Data Quanex Building Products Short Interest Data American Woodmark 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:ROCK) was last updated on 4/8/2025 by MarketBeat.com Staff From Our PartnersFeds Just Admitted It—They Can Take Your CashThe Government Just Said Your Money Isn't Yours That's right—According to the DOJ, YOUR hard-earned money i...Priority Gold | SponsoredElon Musk Confirms: Tesla’s Optimus is Replacing Workers… and Heading to MarsMusk confirmed that SpaceX's Starship will carry Optimus to Mars in 2026 as part of an autonomous mission to h...InvestorPlace | SponsoredDividend cuts are destroying retirements… is yours next?The market is on edge. 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