United Microelectronics (UMC) Stock Chart & Stock Price History $7.05 +0.13 (+1.88%) As of 03:59 PM Eastern Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsFinancialsHeadlinesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock United Microelectronics Stock Price Performance 5 Day Performance+1.16%1 Month Performance+6.16%3 Month Performance+19.31%6 Month Performance-0.43%Year-To-Date Performance+7.09%1 Year Performance-9.62% Receive UMC Stock News and Ratings via EmailSign-up to receive the latest news and ratings for United Microelectronics and its competitors with MarketBeat's FREE daily newsletter. Email Address UMC Stock Chart for Wednesday, April, 30, 2025 UMC Chart by TradingView United Microelectronics Stock Price History Daily Weekly Monthly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year Time Frame * Start Date * End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization04/29/2025$6.94$6.92-0.29%$7.00$6.909.90 million shs$17.34 billion04/28/2025$6.87$6.94+1.02%$6.95$6.838.03 million shs$17.39 billion04/25/2025$6.91$6.87-0.58%$6.92$6.768.57 million shs$17.22 billion04/24/2025$7.00$6.91-1.29%$6.94$6.7115.71 million shs$17.32 billion04/23/2025$6.79$7.00+3.17%$7.19$6.8616.93 million shs$17.54 billion04/22/2025$6.73$6.79+0.82%$6.87$6.7412.44 million shs$17.00 billion04/21/2025$6.81$6.73-1.10%$6.77$6.6410.04 million shs$16.87 billion04/18/2025$6.81$6.81$6.91$6.7713.57 million shs$17.05 billion04/17/2025$6.84$6.81-0.51%$6.91$6.7713.57 million shs$17.05 billion04/16/2025$6.93$6.84-1.23%$6.93$6.7217.46 million shs$17.14 billion Get the Latest News and Ratings for UMC and Related StocksEnter your email address below to receive the latest news and analysts' ratings for United Microelectronics and its competitors with MarketBeat's FREE daily newsletter. 04/15/2025$6.90$6.93+0.36%$6.97$6.889.82 million shs$17.35 billion04/14/2025$6.87$6.90+0.51%$6.96$6.7911.21 million shs$17.29 billion04/11/2025$6.54$6.87+4.97%$6.91$6.6513.11 million shs$17.20 billion04/10/2025$6.76$6.54-3.25%$6.70$6.3622.05 million shs$16.39 billion04/09/2025$6.10$6.76+10.91%$6.84$6.0232.48 million shs$16.94 billion04/09/2025$6.10$6.76+10.91%$6.84$6.0232.48 million shs$16.94 billion04/08/2025$6.12$6.10-0.33%$6.63$5.9921.64 million shs$15.27 billion04/08/2025$6.12$6.10-0.33%$6.63$5.9921.64 million shs$15.27 billion04/07/2025$6.25$6.12-2.10%$6.28$5.7124.57 million shs$15.32 billion04/04/2025$6.47$6.25-3.39%$6.37$6.1718.96 million shs$15.65 billion04/03/2025$6.74$6.47-4.08%$6.64$6.4416.38 million shs$16.20 billion04/02/2025$6.99$6.74-3.51%$6.86$6.6213.81 million shs$16.89 billion04/01/2025$7.16$6.99-2.48%$7.07$6.9014.35 million shs$17.50 billion03/31/2025$6.55$7.16+9.41%$7.87$6.5650.39 million shs$17.95 billion Related Companies NXP Semiconductors Stock Chart L3Harris Technologies Stock Chart Nokia Oyj Stock Chart Telefonaktiebolaget LM Ericsson (publ) Stock Chart Vertiv Stock Chart STMicroelectronics Stock Chart ASE Technology Stock Chart Hubbell Stock Chart GlobalFoundries Stock Chart Ubiquiti Stock Chart Receive UMC Stock News and Ratings via EmailSign-up to receive the latest news and ratings for United Microelectronics and its competitors with MarketBeat's FREE daily newsletter. 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