Sumco (SUMCF) Stock Chart & Stock Price History $8.71 -0.21 (-2.31%) As of 09/10/2025 02:12 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 12.42%, with a year-to-date return of 12.76%. In the past month, the stock has increased 8.05%, reflecting recent market activity. As of the latest close, Sumco traded at $8.71 with a market cap of and volume of 2,541 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. 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Read our full terms of service and privacy policy. 5 Day Performance+0.22%1 Month Performance+8.05%3 Month Performance+15.42%Year-To-Date Performance+12.76%1 Year Performance-12.42% SUMCF Stock Chart for Thursday, September, 11, 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 Capitalization09/10/2025$8.92$8.71-2.31%$8.85$8.162,541 shs$0.0009/09/2025$8.69$8.92+2.65%$8.92$8.464,007 shs$0.0009/08/2025$8.70$8.69-0.06%$9.11$8.692,644 shs$0.0009/05/2025$8.33$8.70+4.44%$8.94$8.702,274 shs$0.0009/04/2025$8.67$8.33-3.98%$8.55$8.333,784 shs$0.0009/03/2025$8.23$8.67+5.35%$8.67$8.483,507 shs$0.0009/02/2025$8.39$8.23-1.91%$8.54$7.952,029 shs$0.0009/01/2025$8.39$8.39$8.69$8.392,555 shs$0.0008/29/2025$8.86$8.39-5.30%$8.69$8.392,555 shs$0.0008/28/2025$8.87$8.86-0.11%$8.86$8.571,947 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. 08/27/2025$8.50$8.87+4.35%$8.87$8.327,878 shs$0.0008/26/2025$8.78$8.50-3.19%$8.79$8.485,908 shs$0.0008/25/2025$8.50$8.78+3.35%$8.78$8.78261 shs$0.0008/22/2025$8.57$8.50-0.83%$8.77$8.045,551 shs$0.0008/21/2025$8.35$8.57+2.59%$8.57$8.252,396 shs$0.0008/20/2025$8.67$8.35-3.67%$8.35$8.351,098 shs$0.0008/19/2025$8.29$8.67+4.56%$8.70$8.672,616 shs$0.0008/18/2025$8.19$8.29+1.22%$8.71$8.295,450 shs$0.0008/15/2025$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$0.00 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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