Arqit Quantum (ARQQ) Stock Chart & Stock Price History $43.31 +5.37 (+14.15%) Closing price 07/16/2025 04:00 PM EasternExtended Trading$43.00 -0.31 (-0.70%) As of 04:14 AM 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 AnalysisAnalyst ForecastsChartCompetitorsEarningsHeadlinesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Arqit Quantum Stock Price Performance The Arqit Quantum (ARQQ) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 353.39%, with a year-to-date return of 11.51%. In the past month, the stock has increased 39.62%, reflecting recent market activity. As of the latest close, Arqit Quantum traded at $43.31 with a market cap of $551.77 million and volume of 1.67 million shares. 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Email Address 5 Day Performance+24.88%1 Month Performance+39.62%3 Month Performance+189.70%Year-To-Date Performance+11.51%1 Year Performance+353.39% ARQQ Stock Chart for Thursday, July, 17, 2025 ARQQ 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 Capitalization07/16/2025$37.94$43.31+14.15%$43.42$37.731.67 million shs$551.77 million07/15/2025$36.54$37.94+3.83%$37.96$35.63535,500 shs$483.55 million07/14/2025$34.68$36.54+5.36%$37.17$34.68584,275 shs$465.70 million07/11/2025$38.27$34.68-9.38%$38.31$34.50895,373 shs$442.00 million07/10/2025$40.73$38.27-6.04%$40.03$37.66850,502 shs$487.56 million07/09/2025$35.66$40.73+14.22%$41.40$37.271.66 million shs$518.90 million07/08/2025$35.94$35.66-0.78%$39.98$35.001.02 million shs$454.49 million07/07/2025$34.96$35.94+2.82%$35.94$32.32564,435 shs$457.88 million07/04/2025$34.96$34.96$36.36$34.23505,483 shs$445.50 million07/03/2025$35.63$34.96-1.89%$36.36$34.23505,483 shs$445.33 million Get the Latest News and Ratings for ARQQ 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. 07/02/2025$34.68$35.63+2.74%$35.68$32.80772,297 shs$453.93 million07/01/2025$37.03$34.68-6.35%$37.00$33.89604,719 shs$441.82 million06/30/2025$38.89$37.03-4.78%$39.57$34.671.36 million shs$471.76 million06/27/2025$40.59$38.89-4.19%$43.50$37.101.17 million shs$495.46 million06/26/2025$37.92$40.59+7.04%$40.69$36.80924,256 shs$517.12 million06/25/2025$37.14$37.92+2.10%$41.75$37.071.21 million shs$483.29 million06/24/2025$38.58$37.14-3.73%$41.00$36.371.15 million shs$473.16 million06/23/2025$41.68$38.58-7.44%$38.70$35.701.67 million shs$491.51 million06/20/2025$37.97$41.68+9.77%$44.70$38.203.88 million shs$531.21 million06/19/2025$37.97$37.97$39.18$32.183.51 million shs$483.74 million06/18/2025$31.02$37.97+22.40%$39.18$32.183.51 million shs$483.74 million06/17/2025$29.07$31.02+6.71%$31.45$27.801.41 million shs$395.35 million06/16/2025$23.78$29.07+22.25%$29.77$25.261.48 million shs$370.50 million Related Companies Certara Stock Chart Opera Stock Chart LZ Technology Stock Chart Matterport Stock Chart Lightspeed Commerce Stock Chart Nayax Stock Chart Karooooo Stock Chart N-able Stock Chart Porch Group Stock Chart Zuora Stock Chart Receive ARQQ 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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