NASDAQ:RBCN Rubicon Technology (RBCN) Stock Price, News & Analysis $2.06 +0.15 (+7.85%) As of 02:47 PM Eastern Add Compare Share Share Stock Analysis Stock AnalysisChartCompetitorsDividendEarningsFinancialsInsider 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$2.06▼$2.0650-Day Range$1.70▼$2.3052-Week Range$0.43▼$2.49Volume222 shsAverage Volume1,435 shsMarket Capitalization$4.90 millionP/E Ratio10.84Dividend 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… Remove Ads 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 (NASDAQ:RBCN) Now Covered by StockNews.comMarch 25 at 1:43 AM | americanbankingnews.comWork Truck Solutions Announces Strategic Investment from Rubicon Technology PartnersMarch 4, 2025 | globenewswire.comTrump’s betrayal exposed Trump’s Final Reset Inside the shocking plot to re-engineer America’s financial system…and why you need to move your money now.March 27, 2025 | Porter & Company (Ad)Rubicon 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.comBlue Bell wealth manager faces lawsuit over allegedly mishandling $20MAugust 6, 2024 | bizjournals.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 start of the year. Since then, RBCN stock has increased by 24.8% and is now trading at $2.06. View the best growth stocks for 2025 here. When did Rubicon Technology's stock split? Rubicon Technology's stock reverse split before market open on 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 market closes 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 Today3/27/2025Fiscal 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)$0.19 Trailing P/E Ratio10.84 Forward P/E RatioN/A P/E GrowthN/ANet Income$-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 / Sales1.26 Cash Flow$0.02 per share Price / Cash Flow89.59 Book Value$0.17 per share Price / Book12.12Miscellaneous Outstanding Shares2,378,000Free Float2,292,000Market Cap$4.90 million OptionableNot Optionable Beta0.83 Social Links Unlock the Potential in Options TradingOptions trading isn’t just for the Wall Street elite; it’s an accessible strategy for anyone armed with the proper knowledge. 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