Sumco (SUMCF) Stock Chart & Stock Price History $8.19 +0.03 (+0.38%) As of 08/15/2025 03:51 PM Eastern Add Compare Share Share Chart Stock AnalysisChartShort InterestBuy This Stock Sumco Stock Price Performance The Sumco (SUMCF) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 31.69%, with a year-to-date return of 5.98%. In the past month, the stock has increased 4.87%, reflecting recent market activity. As of the latest close, Sumco traded at $8.19 with a market cap of and volume of 3,337 shares. Receive SUMCF Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Sumco and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance+1.55%1 Month Performance+4.87%3 Month Performance+19.57%Year-To-Date Performance+5.98%1 Year Performance-31.69% SUMCF Stock Chart for Saturday, August, 16, 2025 SUMCF Chart by TradingView Sumco 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 Capitalization08/15/2025$8.16$8.19+0.38%$8.20$8.193,337 shs$0.0008/14/2025$7.97$8.16+2.38%$8.16$8.16964 shs$0.0008/13/2025$8.20$7.97-2.80%$8.22$7.972,840 shs$0.0008/12/2025$8.07$8.20+1.67%$8.26$8.006,043 shs$0.0008/11/2025$8.31$8.07-2.89%$8.30$8.075,931 shs$0.0008/08/2025$8.34$8.31-0.40%$8.57$8.005,344 shs$0.0008/07/2025$8.29$8.34+0.58%$8.34$8.161,803 shs$0.0008/06/2025$8.22$8.29+0.91%$8.29$8.291,451 shs$0.0008/05/2025$8.21$8.22+0.06%$8.47$8.107,017 shs$0.0008/04/2025$7.94$8.21+3.40%$8.21$7.799,893 shs$0.00 Get the Latest News and Ratings for SUMCF and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Sumco and its competitors with MarketBeat's FREE daily newsletter. 08/01/2025$7.76$7.94+2.29%$7.94$7.702,848 shs$0.0007/31/2025$8.12$7.76-4.41%$8.21$7.764,095 shs$0.0007/30/2025$7.99$8.12+1.63%$8.12$8.121,477 shs$0.0007/29/2025$8.61$7.99-7.20%$8.27$7.999,356 shs$0.0007/28/2025$8.33$8.61+3.42%$8.78$8.046,385 shs$0.0007/25/2025$8.90$8.33-6.44%$8.61$8.056,232 shs$0.0007/24/2025$9.02$8.90-1.35%$8.90$8.594,184 shs$0.0007/23/2025$8.38$9.02+7.64%$9.03$9.011,093 shs$0.0007/22/2025$8.57$8.38-2.26%$8.38$7.742,368 shs$0.0007/21/2025$8.32$8.57+3.05%$8.69$8.146,221 shs$0.0007/18/2025$8.69$8.32-4.28%$8.36$8.322,839 shs$0.0007/17/2025$7.81$8.69+11.29%$8.69$8.313,750 shs$0.0007/16/2025$8.11$7.81-3.70%$8.10$7.813,116 shs$0.0007/15/2025$7.65$8.11+6.04%$8.46$8.1115,776 shs$0.00 Related Companies Aixtron Stock Price Chart ASMPT Stock Price Chart ASMPT Stock Price Chart Lasertec Stock Price Chart Lasertec Stock Price Chart Nanoco Group Stock Price Chart REC Silicon ASA Stock Price Chart Soitec Stock Price Chart Solitron Devices Stock Price Chart Spectra7 Microsystems Stock Price Chart Receive SUMCF Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Sumco and its competitors with MarketBeat's FREE daily newsletter. 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