NASDAQ:RBCN Rubicon Technology (RBCN) Stock Price, News & Analysis $1.99 -0.05 (-2.45%) As of 01:33 PM Eastern Add Compare Share Share Stock Analysis Stock AnalysisChartCompetitorsDividendEarningsInsider TradesSEC FilingsTrendsBuy This Stock About Rubicon Technology Stock (NASDAQ:RBCN) 30 days 90 days 365 days Advanced Chart View Price History Chart DataSkip Price History Chart Get Rubicon Technology alerts:Sign Up Key Stats Today's Range$1.69▼$1.9950-Day Range$1.76▼$2.2152-Week Range$0.43▼$2.49Volume3,189 shsAverage Volume1,598 shsMarket Capitalization$4.73 millionP/E Ratio10.47Dividend YieldN/APrice TargetN/AConsensus RatingN/A Company OverviewRubicon Technology, Inc. provides monocrystalline sapphire for applications in optical and industrial systems in North America, Asia, and internationally. The company offers optical and industrial sapphire products in various shapes and sizes, including sheets, rods, tubes, core, ingots, and prisms for a range of end markets comprising defense and aerospace, specialty lighting, instrumentation, sensors and detectors, semiconductor process equipment, electronic substrates, medical, and laser applications. It serves defense subcontractors, industrial manufacturers, fabricators, and resellers. The company was incorporated in 2001 and is based in Bensenville, Illinois.Read More… Receive RBCN Stock News and Ratings via Email Sign-up to receive the latest news and ratings for Rubicon Technology and its competitors with MarketBeat's FREE daily newsletter. Email Address RBCN Stock News HeadlinesRubicon Technology Stock Price, Quotes and Forecasts | OTC:RBCN | BenzingaApril 23 at 7:46 AM | benzinga.comStockNews.com Begins Coverage on Rubicon Technology (NASDAQ:RBCN)April 17, 2025 | americanbankingnews.comThe Trump Dump is starting; Get out of stocks now?The first 365 days of the Trump presidency… Will be the best time to get rich in American history.April 23, 2025 | Paradigm Press (Ad)Work Truck Solutions Announces Strategic Investment from Rubicon Technology PartnersMarch 4, 2025 | globenewswire.comRubicon Names Eric Bauer as Chief Financial OfficerDecember 9, 2024 | tmcnet.comRubicon Technology Partners Closes $500 Million Single-Asset Continuation Fund to Support the Continued Growth of Cin7November 19, 2024 | tmcnet.comTeam Rubicon’s Hurricane Milton relief effortsOctober 12, 2024 | yahoo.comRubicon Technology Inc.September 5, 2024 | wsj.comSee More Headlines RBCN Stock Analysis - Frequently Asked Questions How have RBCN shares performed this year? Rubicon Technology's stock was trading at $1.65 at the beginning of the year. Since then, RBCN stock has increased by 20.6% and is now trading at $1.99. View the best growth stocks for 2025 here. When did Rubicon Technology's stock split? Shares of Rubicon Technology reverse split on the morning of Friday, May 5th 2017. The 1-10 reverse split was announced on Thursday, May 4th 2017. The number of shares owned by shareholders was adjusted after the closing bell on Thursday, May 4th 2017. An investor that had 100 shares of stock prior to the reverse split would have 10 shares after the split. Does Rubicon Technology have any subsidiaries? Rubicon Technology subsidiaries include these companies: Rubicon DTP LLC, Rubicon Technology BP LLC, and Rubicon Technology Worldwide LLC. How do I buy shares of Rubicon Technology? Shares of RBCN stock can be purchased through any online brokerage account. Popular online brokerages with access to the U.S. stock market include Charles Schwab, E*TRADE, Fidelity, and Vanguard Brokerage Services. What other stocks do shareholders of Rubicon Technology own? Based on aggregate information from My MarketBeat watchlists, some other companies that Rubicon Technology investors own include Ballard Power Systems (BLDP), Cree (CREE), Cedar Fair (FUN), Actinium Pharmaceuticals (ATNM), Groupon (GRPN), NeoPhotonics (NPTN) and Ritter Pharmaceuticals (RTTR). Company Calendar Today4/23/2025Fiscal Year End12/31/2025Get Stock AlertsIndustry, Sector and Symbol Stock ExchangeNASDAQ SectorComputer and Technology Industry Electronic parts & equipment, not elsewhere classified Sub-IndustrySemiconductor Equipment Current SymbolNASDAQ:RBCN CIK1410172 Webwww.rubicontechnology.com Phone(847) 295-7000Fax847-295-7555Employees10Year Founded2001Profitability EPS (Most Recent Fiscal Year)$0.19 Trailing P/E Ratio10.47 Forward P/E RatioN/A P/E GrowthN/ANet Income$-10,000.00 Net Margins-29.90% Pretax Margin-29.84% Return on Equity-122.29% Return on Assets-47.56% Debt Debt-to-Equity RatioN/A Current Ratio1.51 Quick Ratio1.38 Sales & Book Value Annual Sales$3.88 million Price / Sales1.22 Cash Flow$0.02 per share Price / Cash Flow89.59 Book Value$0.17 per share Price / Book11.71Miscellaneous Outstanding Shares2,378,000Free Float2,292,000Market Cap$4.73 million OptionableNot Optionable Beta0.80 Social Links Free Today: Your Guide to Smarter Options TradesLearn the basics of options trading and how to use them to boost returns and manage risk with this free report from MarketBeat. Click the link below to get your free copy.Get This Free Report This page (NASDAQ:RBCN) was last updated on 4/23/2025 by MarketBeat.com Staff From Our PartnersElon Set to Shock the World by May 1st ?Tech legend Jeff Brown recently traveled to the industrial zone of South Memphis to investigate what he believ...Brownstone Research | Sponsored[Action Required] Claim Your FREE IRS Loophole GuideThis shouldn't surprise anyone who's been paying attention, but... Pres. Trump may be about to unleash the ...Colonial Metals | SponsoredGet Your Bank Account “Fed Invasion” Ready with THESE 4 Simple StepsStarting as soon as a few months from now, the United States government will make a sweeping change to bank ac...Weiss Ratings | Sponsored$2 Trillion Disappears Because of Fed's Secretive New Move$2 trillion has disappeared from the US government's books. 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