This company has been marked as potentially delisted and may not be actively trading. NASDAQ:ARQQW Arqit Quantum (ARQQW) Stock Price, News & Analysis Add Compare Share Share Stock Analysis Stock AnalysisNews and Trends About Arqit Quantum Stock (NASDAQ:ARQQW) Get Arqit Quantum alerts:Sign Up Key Stats Today's Range$0.0017▼$0.016950-Day Range$0.00▼$0.0352-Week Range$0.00▼$1.95Volume909,541 shsAverage Volume98,240 shsMarket CapitalizationN/AP/E RatioN/ADividend YieldN/APrice TargetN/AConsensus RatingN/A Company Overview Arqit Quantum Inc. is a cybersecurity company developing encryption technology designed to protect data, devices and communications against both current and future cyber threats, including risks associated with advances in quantum computing. The company’s technology is intended for use by government, defense, telecommunications, financial services and other organizations that require secure digital communications. Arqit’s principal offering is its QuantumCloud platform, which is designed to enable organizations to create and manage secure symmetric encryption keys across networks and connected devices. The company has also developed software-based products and services intended to support secure data sharing, identity protection and encrypted communications without relying on traditional public-key infrastructure. Arqit was founded in the United Kingdom and has focused on serving customers internationally, including in Europe, North America and other global markets. The company initially promoted a satellite-based approach to quantum encryption before emphasizing a software-based platform. Arqit became a publicly traded company in 2021 through a business combination with Centricus Acquisition Corp.; its ordinary shares trade under the symbol ARQQ, while ARQQW represents warrants.AI Generated. May Contain Errors. Read More Receive ARQQW Stock News and Ratings via Email Sign-up to receive the latest news and ratings for Arqit Quantum and its competitors with MarketBeat's FREE daily newsletter. Submit View SMS TermsSMS is currently available in Australia, Belgium, Canada, France, Germany, Ireland, Italy, New Zealand, the Netherlands, Singapore, South Africa, Spain, Switzerland, the United Kingdom, and the United States. By entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. Text HELP for help/customer support. Unsubscribe at any time by replying "STOP" to any text message that you receive from MarketBeat or by visiting our mailing preferences page. Read our full terms of service and privacy policy. ARQQW Stock News HeadlinesArqit Quantum Unveils Strategic Investment in Sirius ComputerOctober 20, 2026 | finance.yahoo.comArqit Quantum: Due To Lower-Than-Expected Results, I Must Downgrade My RatingOctober 14, 2026 | seekingalpha.com$0. Later: $29.97.Bill Poulos is giving away his Simple Options Trading For Beginners book through a temporary link. Once that link expires, it returns to its usual price of $29.97. The content stays the same - plain-English lessons and a handful of proven techniques - only the price changes. Waiting means paying for something you could have gotten for free. | Profits Run (Ad)Arqit, Es'hailSat and AIEE Demonstrate Quantum-Safe Satellite SecuritySeptember 1, 2026 | globenewswire.comArqit Quantum Inc. WtApril 16, 2026 | barrons.comArqit Quantum Announces Board Resignation and CFO TransitionMarch 20, 2026 | theglobeandmail.comQuantum computing stocks extend selloff as only one buy rating remainsFebruary 12, 2026 | msn.comAssessing Arqit Quantum (ARQQ)’s Valuation After Its 2025 Earnings Release and 2026 Revenue Guidance UpdateDecember 19, 2025 | finance.yahoo.comSee More Headlines Company Calendar Today10/25/2026Next Earnings (Estimated)12/16/2026Get Stock AlertsIndustry, Sector and Symbol Stock ExchangeNASDAQ SectorTechnology Industry Software Sub-IndustrySystems Software Current SymbolNASDAQ:ARQQW CIK1859690 Webarqit.uk Phone44-20-3917-0155FaxN/AEmployees147Year FoundedN/AProfitability EPS (Trailing Twelve Months)N/A Trailing P/E RatioN/A Forward P/E RatioN/A P/E GrowthN/ANet IncomeN/A Net MarginsN/A Pretax MarginN/A Return on EquityN/A Return on AssetsN/A Debt Debt-to-Equity RatioN/A Current RatioN/A Quick RatioN/A Sales & Book Value Annual Sales$1.09 million Price / SalesN/A Cash FlowN/A Price / Cash FlowN/A Book ValueN/A Price / BookN/AMiscellaneous Outstanding SharesN/AFree FloatN/AMarket CapN/A OptionableNot Optionable BetaN/A 7 Blue-Chip Stocks to Add To Your Forever PortfolioA strong long-term portfolio starts with companies that can survive recessions, inflation, changing consumer habits, and shifting market leadership. This report names seven blue-chip stocks across technology, retail, consumer staples, healthcare, networking, sporting goods, and utilities that offer investors a mix of stability, income, growth, and staying power.Get This Free Report This page (NASDAQ:ARQQW) was last updated on 9/2/2026 by MarketBeat.com Staff. From Our PartnersWhy tech stocks are deadAI skeptics see dot-com era warning signs, and they have a point. 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