Arqit Quantum (ARQQW) Stock Chart & Stock Price History $0.36 +0.04 (+13.92%) Closing price 04:00 PM EasternExtended Trading$0.34 -0.02 (-5.56%) As of 07:30 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 FilingsTrendsBuy This Stock Arqit Quantum Stock Price Performance The Arqit Quantum (ARQQW) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 307.70%, with a year-to-date return of -86.52%. In the past month, the stock has decreased 57.65%, reflecting recent market activity. As of the latest close, Arqit Quantum traded at $0.32 with a market cap of and volume of 27,481 shares. 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Email Address 5 Day Performance-2.68%1 Month Performance-57.65%3 Month Performance-82.78%Year-To-Date Performance-86.52%1 Year Performance+307.70% ARQQW Stock Chart for Friday, August, 15, 2025 ARQQW Chart by TradingView Arqit Quantum 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$0.32$0.36+13.92%$0.36$0.3015,717 shs$0.0008/14/2025$0.32$0.32-2.59%$0.32$0.3127,481 shs$0.0008/13/2025$0.35$0.32-7.29%$0.34$0.3125,557 shs$0.0008/12/2025$0.35$0.35+0.52%$0.35$0.3429,228 shs$0.0008/11/2025$0.37$0.35-5.89%$0.39$0.3446,276 shs$0.0008/08/2025$0.39$0.37-4.64%$0.41$0.3645,477 shs$0.0008/07/2025$0.34$0.39+14.80%$0.39$0.3429,469 shs$0.0008/06/2025$0.39$0.34-14.43%$0.39$0.3068,950 shs$0.0008/05/2025$0.46$0.39-14.47%$0.46$0.3569,999 shs$0.0008/04/2025$0.44$0.46+5.46%$0.47$0.4252,561 shs$0.00 Get the Latest News and Ratings for ARQQW and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Arqit Quantum and its competitors with MarketBeat's FREE daily newsletter. 08/01/2025$0.43$0.44+1.81%$0.45$0.37125,305 shs$0.0007/31/2025$0.32$0.43+33.96%$0.44$0.3776,914 shs$0.0007/30/2025$0.30$0.32+7.00%$0.38$0.30105,389 shs$0.0007/29/2025$0.33$0.30-8.28%$0.36$0.2984,454 shs$0.0007/28/2025$0.58$0.33-43.92%$0.56$0.26494,660 shs$0.0007/25/2025$0.75$0.58-22.12%$0.77$0.50584,075 shs$0.0007/24/2025$0.81$0.75-7.51%$0.81$0.7099,672 shs$0.0007/23/2025$0.81$0.81+0.14%$0.85$0.7452,329 shs$0.0007/22/2025$0.85$0.81-4.80%$0.87$0.7558,332 shs$0.0007/21/2025$0.90$0.85-5.62%$0.98$0.79185,635 shs$0.0007/18/2025$0.89$0.90+1.13%$1.00$0.8766,145 shs$0.0007/17/2025$0.89$0.89$0.93$0.8726,850 shs$0.0007/16/2025$0.85$0.89+4.71%$0.91$0.8544,052 shs$0.0007/15/2025$0.90$0.85-5.56%$0.91$0.8351,288 shs$0.0007/14/2025$0.91$0.90-1.10%$0.90$0.8230,546 shs$0.00 Related Companies 1RT Acquisition Stock Price Chart A SPAC III Acquisition Stock Price Chart AGBA Group Stock Price Chart AGNC Investment Stock Price Chart AGNC Investment Stock Price Chart AGNC Investment Stock Price Chart AGNC Investment Stock Price Chart AGNC Investment Stock Price Chart Agriculture & Natural Solutions Acquisition Stock Price Chart Agriculture & Natural Solutions Acquisition Stock Price Chart Receive ARQQW Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Arqit Quantum and its competitors with MarketBeat's FREE daily newsletter. 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