Semilux International (SELX) Stock Chart & Stock Price History $1.14 +0.03 (+2.47%) Closing price 09/23/2025 03:51 PM EasternExtended Trading$1.14 0.00 (0.00%) As of 09/23/2025 04:10 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more. Add Compare Share Share Chart Stock AnalysisChartCompetitorsHeadlinesSEC FilingsShort InterestTrendsBuy This Stock Semilux International Stock Price Performance The Semilux International (SELX) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 0.88%, with a year-to-date return of -22.50%. In the past month, the stock has increased 25.00%, reflecting recent market activity. As of the latest close, Semilux International traded at $1.14 with a market cap of $42.67 million and volume of 1,933 shares. 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Read our full terms of service and privacy policy. 5 Day Performance+1.78%1 Month Performance+25.00%3 Month Performance-13.64%Year-To-Date Performance-22.50%1 Year Performance+0.88% SELX Stock Chart for Wednesday, September, 24, 2025 SELX Chart by TradingView Semilux International 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 Capitalization09/23/2025$1.11$1.14+2.47%$1.16$1.101,933 shs$42.67 million09/22/2025$1.12$1.11-0.68%$1.21$1.106,038 shs$41.64 million09/19/2025$1.16$1.12-3.44%$1.16$1.103,790 shs$41.92 million09/18/2025$1.15$1.16+0.87%$1.24$1.117,944 shs$43.42 million09/17/2025$1.11$1.15+4.07%$1.24$1.1123,009 shs$43.04 million09/16/2025$1.13$1.11-2.21%$1.15$1.105,727 shs$41.36 million09/15/2025$1.12$1.13+0.89%$1.17$1.055,948 shs$42.30 million09/12/2025$1.14$1.12-1.75%$1.17$1.111,627 shs$41.92 million09/11/2025$1.14$1.14$1.17$1.1110,070 shs$42.67 million09/10/2025$1.09$1.14+4.68%$1.18$1.103,161 shs$42.67 million09/09/2025$1.12$1.09-2.77%$1.19$1.056,493 shs$40.76 million09/08/2025$1.12$1.12-0.36%$1.15$1.055,869 shs$41.92 million09/05/2025$1.07$1.12+5.05%$1.20$1.047,005 shs$42.07 million09/04/2025$1.09$1.07-1.83%$1.15$1.024,126 shs$40.05 million09/03/2025$1.09$1.09+0.09%$1.11$1.027,946 shs$40.80 million09/02/2025$1.08$1.09+1.30%$1.13$1.019,791 shs$40.76 million09/01/2025$1.08$1.08$1.10$1.032,810 shs$40.24 million08/29/2025$1.07$1.08+0.47%$1.10$1.032,810 shs$40.24 million08/28/2025$1.01$1.07+5.94%$1.18$0.983,814 shs$40.05 million08/27/2025$1.04$1.01-2.88%$1.20$1.0026,699 shs$37.80 million08/26/2025$0.91$1.04+14.29%$1.04$0.8830,390 shs$38.93 million08/25/2025$0.91$0.91-0.22%$0.96$0.903,963 shs$34.06 million Related Companies Nano Labs Stock Price Chart CSLM Acquisition Stock Price Chart ESPEY MFG & ELECTRONICS Stock Price Chart Tigo Energy Stock Price Chart Magnachip Semiconductor Stock Price Chart Intchains Group Stock Price Chart Atomera Stock Price Chart FTC Solar Stock Price Chart Senstar Technologies Stock Price Chart Emeren Group Stock Price Chart Receive SELX Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Semilux International and its competitors with MarketBeat's FREE daily newsletter. 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