Rubicon Technology (RBCN) Short Interest Ratio & Short Volume $2.05 +0.05 (+2.50%) As of 05/7/2025 03:51 PM Eastern Add Compare Share Share Short Interest Stock AnalysisChartCompetitorsDividendEarningsInsider TradesSEC FilingsTrendsBuy This Stock Rubicon Technology Short Interest DataRubicon Technology (RBCN) has a short interest of 17,300 shares, representing 1.37% of the float (the number of shares available for trading by the public). This marks a 41.80% increase in short interest from the previous month. The short interest ratio (days to cover) is 0.7, indicating that it would take 0.7 days of the average trading volume of 1,558 shares to cover all short positions.Current Short Interest17,300 sharesPrevious Short Interest12,200 sharesChange Vs. Previous Month+41.80%Dollar Volume Sold Short$23,355.00Short Interest Ratio0.7 Days to CoverLast Record DateDecember 15, 2022Outstanding Shares2,378,000 sharesFloat Size1,260,000 sharesShort Percent of Float1.37%Today's Trading Volume465 sharesAverage Trading Volume1,558 sharesToday's Volume Vs. Average30% Short Selling Rubicon Technology? Sign up to receive the latest short interest report for Rubicon Technology and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartRBCN Short Interest Over TimeRBCN Days to Cover Over TimeRBCN Percentage of Float Shorted Over Time Rubicon Technology Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 12/15/202217,300 shares $23,355.00 +41.8%1.4%0.7 $1.35 11/30/202212,200 shares $23,180.00 -4.7%1.0%0.5 $1.90 11/15/202212,800 shares $24,704.00 +17.4%1.0%0.4 $1.93 10/31/202210,900 shares $22,127.00 -48.8%0.9%0.3 $2.03 10/15/202221,300 shares $42,813.00 +88.5%1.7%0.5 $2.01 9/30/202211,300 shares $24,182.00 -15.0%0.9%0.3 $2.14 9/15/202213,300 shares $40,831.00 -39.6%1.1%0.1 $3.07 8/31/202222,000 shares $72,380.00 -29.7%1.8%0.2 $3.29 8/15/202231,300 shares $441,956.00 -37.7%2.0%0.3 $14.12 7/31/202250,200 shares $805,208.00 +14.4%3.2%0.5 $16.04 Get the Latest News and Ratings for RBCN and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Rubicon Technology and its competitors with MarketBeat's FREE daily newsletter. 7/15/202243,900 shares $693,620.00 +28.0%2.8%0.5 $15.80 6/30/202234,300 shares $315,217.00 +26.1%2.2%0.4 $9.19 6/15/202227,200 shares $247,520.00 +23.6%N/A6.5 $9.10 5/31/202222,000 shares $206,802.20 -14.1%1.0%6.3 $9.40 5/15/202225,600 shares $232,192.00 +5.4%1.1%7.5 $9.07 4/30/202224,300 shares $219,915.00 -2.0%1.1%7.8 $9.05 4/15/202224,800 shares $224,440.00 +5.1%1.1%8.9 $9.05 3/31/202223,600 shares $219,008.00 +1.3%1.0%8.4 $9.28 3/15/202223,300 shares $207,603.00 +3.1%1.0%8.6 $8.91 2/28/202222,600 shares $203,626.00 -5.0%1.0%6.6 $9.01 2/15/202223,800 shares $218,246.00 +4.4%1.1%6.6 $9.17 1/31/202222,800 shares $201,777.72 No Change1.0%6 $8.85 1/15/202222,800 shares $202,008.00 +0.9%1.0%6.2 $8.86 12/31/202122,600 shares $202,722.00 -5.4%1.0%6.3 $8.97 12/15/202123,900 shares $217,012.00 -7.4%1.1%8 $9.08 11/30/202125,800 shares $246,390.00 +16.2%1.1%5 $9.55 11/15/202122,200 shares $216,672.00 -15.6%1.0%4.4 $9.76 10/29/202126,300 shares $263,263.00 -7.4%1.2%5.4 $10.01 10/15/202128,400 shares $286,556.00 -10.7%1.3%5.9 $10.09 9/30/202131,800 shares $322,770.00 -26.1%1.4%6 $10.15 9/15/202143,000 shares $438,600.00 +13.2%1.9%7.5 $10.20 8/31/202138,000 shares $361,000.00 -0.8%1.7%7.6 $9.50 8/13/202138,300 shares $353,509.00 -1.0%1.7%11.3 $9.23 7/30/202138,700 shares $363,780.00 +1.6%1.7%10.8 $9.40 7/15/202138,100 shares $357,378.00 No Change1.7%10.3 $9.38 6/30/202138,100 shares $361,950.00 -3.1%1.7%11.2 $9.50 6/15/202139,300 shares $387,105.00 +4.5%1.7%10.9 $9.85 5/28/202137,600 shares $367,754.32 +0.5%1.7%9 $9.78 5/14/202137,400 shares $383,724.00 No Change1.7%8.9 $10.26 4/30/202137,400 shares $400,180.00 -1.3%1.7%6.6 $10.70URGENT: Someone's Moving Gold Out of London... 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Go here to learn about my Top Four picks for the coming bull mania. 4/15/202137,900 shares $395,676.00 -0.8%1.7%6.1 $10.44 3/31/202138,200 shares $395,370.00 -0.3%1.7%5.5 $10.35 3/15/202138,300 shares $396,022.00 -4.5%1.7%5.2 $10.34 2/26/202140,100 shares $423,055.00 -7.8%1.8%5.5 $10.55 2/12/202143,500 shares $471,105.00 +15.1%1.9%6 $10.83 1/29/202137,800 shares $368,447.94 -2.1%1.7%6.3 $9.75 1/15/202138,600 shares $382,950.60 -2.3%1.7%8 $9.92 12/31/202039,500 shares $363,400.00 +2.1%1.8%9.6 $9.20 12/15/202038,700 shares $351,009.00 +2.9%1.7%11.7 $9.07 11/30/202037,600 shares $321,104.00 -1.8%1.7%13.4 $8.54 11/15/202038,300 shares $331,295.00 -1.8%1.7%13.7 $8.65 10/30/202039,000 shares $331,500.00 -1.8%1.7%10.3 $8.50 10/15/202039,700 shares $333,480.00 -2.9%1.8%10.7 $8.40 9/30/202040,900 shares $347,650.00 +3.5%1.8%8 $8.50 9/15/202039,500 shares $333,775.00 -5.5%1.8%6.2 $8.45 8/31/202041,800 shares $346,940.00 +8.9%1.9%6.9 $8.30 8/14/202038,400 shares $316,032.00 -0.5%1.7%7 $8.23 7/31/202038,600 shares $310,344.00 -13.3%1.7%8.2 $8.04 7/15/202044,500 shares $347,100.00 +3.5%1.9%8.1 $7.80 6/30/202043,000 shares $354,750.00 -3.8%1.9%6.1 $8.25 6/15/202044,700 shares $335,250.00 +0.5%1.9%5.4 $7.50 5/29/202044,500 shares $344,430.00 -2.0%1.9%3.8 $7.74 5/15/202045,400 shares $330,966.00 -2.4%1.9%3.6 $7.29 RBCN Short Interest - Frequently Asked Questions What is Rubicon Technology's current short interest? Short interest is the volume of Rubicon Technology shares that have been sold short but have not yet been covered or closed out. As of December 15th, investors have sold 17,300 shares of RBCN short. 1.37% of Rubicon Technology's shares are currently sold short. Learn More on Rubicon Technology's current short interest. What is a good short interest ratio for Rubicon Technology? 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. RBCN shares currently have a short interest ratio of 1.0. Learn More on Rubicon Technology's short interest ratio. What is a good short interest percentage for Rubicon Technology? 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. 1.37% of Rubicon Technology's floating shares are currently sold short. Is Rubicon Technology's short interest increasing or decreasing? Rubicon Technology saw a increase in short interest in December. As of December 15th, there was short interest totaling 17,300 shares, an increase of 41.8% from the previous total of 12,200 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 Rubicon Technology's float size? Rubicon Technology currently has issued a total of 2,378,000 shares. Some of Rubicon Technology'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. Rubicon Technology currently has a public float of 1,260,000 shares. How does Rubicon Technology's short interest compare to its competitors? 1.37% of Rubicon Technology's shares are currently sold short. Here is how the short interest of companies compare to Rubicon Technology: Applied Materials, Inc. (2.07%), Lam Research Co. (1.83%), KLA Co. (2.28%), Entegris, Inc. (7.75%), Onto Innovation Inc. (4.27%), MKS Instruments, Inc. (6.42%), Amkor Technology, Inc. (5.72%), Advanced Energy Industries, Inc. (7.04%), FormFactor, Inc. (4.59%), Axcelis Technologies, Inc. (16.78%), Which stocks are the most shorted right now? As of the most recent reporting period, the following stocks had the largest short interest positions: Occidental Petroleum Co. ($3.47 billion), Suncor Energy Inc. ($2.33 billion), T. Rowe Price Group, Inc. ($2.14 billion), PG&E Co. ($1.61 billion), Etsy, Inc. ($1.56 billion), Paramount Global ($1.53 billion), Old Dominion Freight Line, Inc. ($1.49 billion), Coinbase Global, Inc. ($1.46 billion), DICK'S Sporting Goods, Inc. ($1.30 billion), and C.H. Robinson Worldwide, Inc. ($1.26 billion). View all of the most shorted stocks. What does it mean to sell short Rubicon Technology stock? Short selling RBCN is an investing strategy that aims to generate trading profit from Rubicon Technology as its price is falling. RBCN shares are trading up $0.05 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 Rubicon Technology? A short squeeze for Rubicon Technology 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 RBCN, which in turn drives the price of the stock up even further. How often is Rubicon Technology'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 RBCN, twice per month. The most recent reporting period available is December, 15 2022. More Short Interest Resources from MarketBeat Related Companies AMAT Short Squeeze LRCX Short Squeeze KLAC Short Squeeze ENTG Short Squeeze ONTO Short Squeeze MKSI Short Squeeze AMKR Short Squeeze AEIS Short Squeeze FORM Short Squeeze ACLS Short Squeeze Short Interest Tools Stocks to Short Largest Short Interest Positions Short Interest Increases Short Interest Decreases Short Interest Reporting Dates This page (NASDAQ:RBCN) was last updated on 5/9/2025 by MarketBeat.com Staff From Our PartnersElon Warns “America Is Broke”. Trump’s Plan Inside.Elon Musk has avoided two major financial crises before. He pulled Tesla and SpaceX back from the brink of col...American Hartford Gold | SponsoredMarket Panic: Trump Just Dropped a Bomb on Your Stockstock Market Panic: Trump Just Dropped a Bomb on Your Stocks The market is in freefall—and Trump's new tarif...American Alternative | SponsoredTrump wipes out trillions overnight…Is there anybody more powerful than Donald Trump right now? 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