Rubicon Technology (RBCN) Stock Chart & Stock Price History $3.10 -0.15 (-4.62%) As of 08/14/2025 02:31 PM Eastern Add Compare Share Share Chart Stock AnalysisChartCompetitorsDividendInsider TradesSEC FilingsShort InterestTrendsBuy This Stock Rubicon Technology Stock Price Performance The Rubicon Technology (RBCN) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 242.54%, with a year-to-date return of 87.88%. In the past month, the stock has increased 46.92%, reflecting recent market activity. As of the latest close, Rubicon Technology traded at $3.10 with a market cap of $7.38 million and volume of 1,025 shares. Five years ago, the stock traded at $8.23, representing a 62.33% decrease over that period. At the time, it had a market cap of $19.49 million and a volume of 7,807 shares. 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Email Address 5 Day Performance0.00%1 Month Performance+46.92%3 Month Performance+42.20%Year-To-Date Performance+87.88%1 Year Performance+242.54%5 Year Performance-62.33% RBCN Stock Chart for Friday, August, 15, 2025 RBCN Chart by TradingView Rubicon Technology Stock Price History Daily Weekly Monthly Yearly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year 3 Year 5 Year Time Frame Start Date End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization08/14/2025$3.25$3.10-4.62%$3.10$3.101,025 shs$7.38 million08/13/2025$3.10$3.25+4.84%$3.25$3.10221 shs$7.74 million08/12/2025$3.20$3.10-3.13%$3.20$3.101,987 shs$7.38 million08/11/2025$3.10$3.20+3.23%$3.20$3.16200 shs$7.62 million08/08/2025$3.40$3.10-8.82%$3.53$3.1011,763 shs$7.38 million08/07/2025$3.50$3.40-2.86%$3.53$3.40510 shs$8.09 million08/06/2025$3.60$3.50-2.78%$3.50$3.32719 shs$8.33 million08/05/2025$3.30$3.60+9.09%$5.51$3.4089,787 shs$8.57 million08/04/2025$3.25$3.30+1.54%$3.40$3.30758 shs$7.85 million08/01/2025$3.21$3.25+1.33%$3.49$3.213,655 shs$7.74 million 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. 07/31/2025$3.21$3.21$3.46$3.21746 shs$7.63 million07/30/2025$3.15$3.21+1.83%$3.46$3.21746 shs$7.63 million07/29/2025$3.16$3.15-0.32%$3.19$3.151,890 shs$7.50 million07/28/2025$3.45$3.16-8.41%$3.46$3.15692 shs$7.52 million07/25/2025$3.26$3.45+5.83%$3.48$3.251,267 shs$8.21 million07/24/2025$3.26$3.26$3.31$3.261,595 shs$7.76 million07/23/2025$2.80$3.26+16.43%$4.47$3.006,688 shs$7.76 million07/22/2025$2.51$2.80+11.55%$2.83$2.554,769 shs$6.66 million07/21/2025$2.35$2.51+6.81%$2.62$2.355,782 shs$5.97 million07/18/2025$2.04$2.35+15.20%$2.38$2.202,293 shs$5.59 million07/17/2025$2.04$2.04$2.04$2.03340 shs$4.86 million07/16/2025$2.11$2.04-3.32%$2.04$2.04200 shs$4.86 million07/15/2025$2.11$2.11$2.11$2.11110 shs$5.02 million07/14/2025$2.11$2.11$2.11$2.11110 shs$5.02 million Related Companies AMAT Stock Price Chart LRCX Stock Price Chart KLAC Stock Price Chart ENTG Stock Price Chart MKSI Stock Price Chart AMKR Stock Price Chart AEIS Stock Price Chart ONTO Stock Price Chart ACLS Stock Price Chart FORM Stock Price Chart Receive RBCN Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Rubicon Technology and its competitors with MarketBeat's FREE daily newsletter. 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