Arqit Quantum (ARQQ) News Today $30.00 -1.89 (-5.93%) Closing price 08/29/2025 04:00 PM EasternExtended Trading$29.98 -0.02 (-0.07%) As of 08/29/2025 07:26 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 Headlines Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsHeadlinesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock ARQQ Latest News All Sources Trusted Sources MarketBeat Barchart Benzinga Bloomberg GlobeNewswire GuruFocus MarketWatch Motley Fool NASDAQ PR Newswire Reuters Seeking Alpha TalkMarkets The Street TipRanks The Wall Street Journal Wall Street Zen Yahoo Finance Source Sentiment refers to the positivity or negativity of each headline according to our language processing algorithm. Sentiment All Sentiments Very Positive Positive Neutral Negative Very Negative Most Recent August 2025 July 2025 June 2025 May 2025 April 2025 March 2025 February 2025 January 2025 December 2024 November 2024 October 2024 September 2024 August 2024 July 2024 June 2024 May 2024 April 2024 March 2024 February 2024 January 2024 December 2023 November 2023 October 2023 September 2023 August 2023 July 2023 June 2023 May 2023 April 2023 March 2023 February 2023 January 2023 December 2022 November 2022 October 2022 September 2022 Time Period Virtu Financial LLC Has $446,000 Holdings in Arqit Quantum Inc. (NASDAQ:ARQQ)August 15, 2025 | marketbeat.comArqit selected to join Vodafone’s innovation centre Tomorrow Street: Scaleup X programme to explore new business opportunitiesAugust 7, 2025 | finance.yahoo.comArqit selected to join Vodafone's innovation centre Tomorrow Street: Scaleup X programme to explore new business opportunitiesAugust 7, 2025 | globenewswire.comArqit Quantum Inc. (NASDAQ:ARQQ) Sees Large Increase in Short InterestAugust 7, 2025 | marketbeat.comThis Underrated Quantum AI Stock Could Deliver Huge Gains by 2030August 3, 2025 | fool.comArqit launches quantum-safe SKA Edge Controller to secure deployed military operationsJuly 30, 2025 | globenewswire.comArqit Quantum (NASDAQ:ARQQ) Trading 15.2% Higher - Still a Buy?July 21, 2025 | marketbeat.comHere's Why ARQQ is Moving Higher TodayJuly 21, 2025 | 247wallst.comARQQ - Arqit Quantum Inc Chart | MorningstarJuly 19, 2025 | morningstar.comMHussman Strategic Advisors Inc. Invests $146,000 in Arqit Quantum Inc. (NASDAQ:ARQQ)July 19, 2025 | marketbeat.comArqit Quantum (NASDAQ:ARQQ) Shares Gap Down - Here's What HappenedJuly 18, 2025 | marketbeat.comSBI Securities Co. Ltd. Increases Position in Arqit Quantum Inc. (NASDAQ:ARQQ)July 17, 2025 | marketbeat.comArqit Quantum (NASDAQ:ARQQ) Trading 3.8% Higher - Here's What HappenedJuly 16, 2025 | marketbeat.comArqit Quantum (NASDAQ:ARQQ) Shares Gap Up - Still a Buy?July 9, 2025 | marketbeat.comARQQ - Arqit Quantum Inc Dividends - MorningstarJune 27, 2025 | morningstar.comMArqit Quantum (NASDAQ:ARQQ) Trading Up 8.9% - What's Next?June 25, 2025 | marketbeat.comArqit Quantum (NASDAQ:ARQQ) Shares Gap Up - Here's WhyJune 20, 2025 | marketbeat.comArqit Quantum Sees Unusually High Options Volume (NASDAQ:ARQQ)June 18, 2025 | marketbeat.comArqit Joins Oracle Defense EcosystemJune 17, 2025 | globenewswire.comRigetti Computing's Lofty Triple Digits Valuation Is Unwarranted - Uncertain Monetization Prospects AheadJune 15, 2025 | seekingalpha.comQuantum computing stocks mixed after IBM unveils plans to make new quantum computerJune 10, 2025 | msn.comArqit Quantum Inc. (NASDAQ:ARQQ) Shares Sold by Millennium Management LLCJune 9, 2025 | marketbeat.comArqit acquires Ampliphae to bolster quantum-safe encryptionMay 28, 2025 | investing.comArqit Acquires Ampliphae Tech IP To Expand Global Quantum-Safe Encryption CapabilitiesMay 28, 2025 | nasdaq.comArqit Quantum Shares Rise on Purchase of Ampliphae AssetsMay 27, 2025 | marketwatch.comArqit acquires Ampliphae’s technology IP, enhancing its global encryption portfolioMay 27, 2025 | finance.yahoo.comArqit Stock Surges On Acquisition Of Ampliphae’s Technology IP: Retail Expects Valuation Gap To NarrowMay 27, 2025 | msn.comArqit acquires Ampliphae's technology IP, enhancing its global encryption portfolioMay 27, 2025 | globenewswire.comAnalysts Set Expectations for Arqit Quantum FY2026 EarningsMay 27, 2025 | marketbeat.comArqit Quantum First Half 2025 Earnings: US$1.35 loss per share (vs US$2.48 loss in 1H 2024)May 26, 2025 | uk.finance.yahoo.comJane Street Group LLC Buys Shares of 23,981 Arqit Quantum Inc. (NASDAQ:ARQQ)May 25, 2025 | marketbeat.comArqit Quantum (NASDAQ:ARQQ) Posts Quarterly Earnings ResultsMay 24, 2025 | marketbeat.comArqit Quantum Inc. (ARQQ) Q1 2025 Earnings Call TranscriptMay 22, 2025 | seekingalpha.comArqit Reports H1 Numbers, Wins Key Telecom, DoD ContractsMay 22, 2025 | fool.comArqit Quantum Inc. Announces Financial Results for First Half of Fiscal Year 2025May 22, 2025 | finanznachrichten.deArqit Quantum Inc. Announces Financial Results for First Half of Fiscal Year 2025May 22, 2025 | globenewswire.comD-Wave Quantum leaps as it releases its Advantage2 computer systemMay 20, 2025 | msn.comArqit Quantum: H2 Will Likely Exceed The Performance Of H1May 20, 2025 | seekingalpha.comArqit Quantum Inc. Sets First Half 2025 Conference Call for Thursday, May 22, 2025 at 11:00 a.m. ETMay 13, 2025 | globenewswire.comMarshall Wace LLP Takes $1.08 Million Position in Arqit Quantum Inc. (NASDAQ:ARQQ)May 2, 2025 | marketbeat.comIs Arqit Quantum Inc. (ARQQ) the Best Cybersecurity Stock to Invest in Under $20?April 30, 2025 | msn.comArqit Quantum (NASDAQ:ARQQ) Trading Up 0.9% - Time to Buy?April 30, 2025 | marketbeat.comArqit, in collaboration with Equus and Intel, demonstrates a world-first Quantum-Safe CSfC-Compliant MACP Architecture for Classified Mobile CommunicationsApril 29, 2025 | globenewswire.comArqit delivers quantum-safe protection enhanced by confidential computingApril 28, 2025 | globenewswire.comArqit appoints new Chief Technology Officer to drive innovation and growthApril 16, 2025 | globenewswire.comRSG purchases test and integration license from Arqit to deliver quantum-secure networks and prepare for commercial-scale deploymentApril 10, 2025 | finance.yahoo.comArqit Quantum sees 1H revenue $18,000-$67,000April 5, 2025 | markets.businessinsider.comArqit Quantum Inc. Announces Select Preliminary Financial Results for First Half of Fiscal Year 2025April 4, 2025 | globenewswire.comTraders Purchase High Volume of Call Options on Arqit Quantum (NASDAQ:ARQQ)March 18, 2025 | marketbeat.comArqit Stock Soars as NVIDIA’s GTC Fuels Quantum ExcitementArqit Quantum's stock price jumped, driven by investor excitement surrounding quantum-safe encryption and the growth of the quantum computing industry.March 18, 2025 | marketbeat.com Get Arqit Quantum News Delivered to You Automatically Sign up to receive the latest news and ratings for ARQQ and its competitors with MarketBeat's FREE daily newsletter. Subscribe Now View SMS TermsBy 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. 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