Quantum (QMCO) News Today $11.87 -1.01 (-7.84%) Closing price 05/23/2025 04:00 PM EasternExtended Trading$11.94 +0.07 (+0.59%) As of 05/23/2025 07:59 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 ForecastsChartCompetitorsEarningsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock QMCO Latest News All Sources Trusted Sources MarketBeat 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 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 August 2022 July 2022 June 2022 Time Period Why Quantum Computing Stock Skyrocketed This WeekMay 23 at 2:10 PM | fool.comWhy Quantum Computing Stocks Rocketed Higher on ThursdayMay 22 at 8:23 PM | fool.comWhy Shares of D-Wave Quantum Are Skyrocketing This WeekMay 22 at 2:11 PM | fool.comBTQ Technologies Signs MOU with Quandela to Advance Quantum Proof-of-Work ProtocolsMay 22 at 9:06 AM | prnewswire.comD-Wave Quantum: I Expect The Rally To Fade, Caution Is AdvisedMay 21, 2025 | seekingalpha.comQuantum Redefines Professional Services Portfolio to Offer Maximum Flexibility, Align with Customer Needs at Any Stage of the Data LifecycleMay 20, 2025 | finance.yahoo.comI Missed The Quantum Rally - I Won't Miss The Next OneMay 20, 2025 | seekingalpha.comBetter Quantum Computing Stock: Rigetti Computing vs. MicrosoftMay 20, 2025 | fool.com33,612 Shares in Quantum Co. (NASDAQ:QMCO) Bought by Jane Street Group LLCJane Street Group LLC bought a new position in Quantum Co. (NASDAQ:QMCO - Free Report) during the fourth quarter, according to its most recent disclosure with the SEC. The firm bought 33,612 shares of the company's stock, valued at approximately $1,812,000. Jane Street Group LLC owned 0.58% of QuanMay 20, 2025 | marketbeat.comWhere Will D-Wave Quantum Stock Be in 1 Year?May 18, 2025 | fool.comQuantum Sprints on Hookup with Chilean NetworkMay 15, 2025 | baystreet.caQuantum Computing Inc. Reports First Quarter 2025 Financial ResultsMay 15, 2025 | prnewswire.comQuantum-Si Reports First Quarter 2025 Financial ResultsMay 15, 2025 | businesswire.comCanal 13 Builds Integrated Workflow on Quantum to Accelerate Production, Safeguard Content, and Simplify OperationsMay 14, 2025 | finance.yahoo.comDr. Gloria Sheynkman from the University of Virginia to Present Pioneering Research utilizing Quantum-Si's Next-Gen Protein Sequencingâ„¢ Platform in Upcoming Nature Webinar on May 15May 12, 2025 | businesswire.comQuantum Computing News: NASA, Rigetti, IonQ, and PsiQuantum Make Bold Moves in AI, Security, and Space ExplorationMay 8, 2025 | theglobeandmail.comQuantum Announces Preliminary Fiscal Fourth Quarter 2025 Financial ResultsMay 6, 2025 | finance.yahoo.com56,000 Shares in Quantum Co. (NASDAQ:QMCO) Purchased by Itau Unibanco Holding S.A.Itau Unibanco Holding S.A. purchased a new position in Quantum Co. (NASDAQ:QMCO - Free Report) during the 4th quarter, according to the company in its most recent filing with the SEC. The institutional investor purchased 56,000 shares of the company's stock, valued at approximately $3,020,000. ItaMay 3, 2025 | marketbeat.comQuantum Named 2025 CRN 5-Star Partner Program, Adds Powerful New Enhancements to Drive Partner GrowthApril 29, 2025 | businesswire.comD-Wave Quantum: Thank The Correction For This Speculative Buy Opportunity (Rating Upgrade)April 29, 2025 | seekingalpha.comBTQ Technologies and EntangleTech Sign MOU to Advance Quantum Education Initiatives in TaiwanApril 28, 2025 | prnewswire.comStrong week for Quantum (NASDAQ:QMCO) shareholders doesn't alleviate pain of five-year lossApril 27, 2025 | finance.yahoo.comQuantum Co. (NASDAQ:QMCO) SVP Sells $10,402.70 in StockApril 24, 2025 | insidertrades.comQuantum Computing Inc. Investors: Please contact the Portnoy Law Firm to recover your losses. April 28, 2025 Deadline to file Lead Plaintiff Motion.April 21, 2025 | globenewswire.comQuantum Co. (NASDAQ:QMCO) Major Shareholder Pacific Investment Management Sells 962,127 SharesApril 18, 2025 | insidertrades.comWant to Invest in Quantum Computing? 3 Stocks That Are Great Buys Right NowApril 12, 2025 | fool.comQuantum Leap: DARPA taps 20 companies for Quantum Benchmarking InitiativeApril 10, 2025 | markets.businessinsider.comQuantum Computing Inc. Investors Reminder: Kessler Topaz Meltzer & Check, LLP Reminds Quantum Computing Inc. Shareholders of Deadline in Securities Fraud Class Action LawsuitApril 9, 2025 | globenewswire.comQuantum Computing Inc. Sued for Securities Law Violations – Investors Should Contact The Gross Law Firm Before April 28, 2025 to Discuss Your Rights – QUBTApril 9, 2025 | globenewswire.comQuantum says Dialectic purchased $51M of outstanding debtApril 3, 2025 | markets.businessinsider.comQuantum Corp. Gets Strategic Investment, Names New Financial ChiefApril 3, 2025 | marketwatch.comQuantum Announces New Strategic Investor Dialectic Purchases $51 Million of Outstanding DebtApril 3, 2025 | businesswire.comBTQ Technologies Chief Quantum Officer Dr. Gavin Brennen to Join Fireside Chat on Quantum Funding and Policy at Quantum Industry Day in SydneyMarch 31, 2025 | prnewswire.comQuantum (NASDAQ:QMCO) Stock Price Down 8.1% - What's Next?Quantum (NASDAQ:QMCO) Trading Down 8.1% - Here's What HappenedMarch 30, 2025 | marketbeat.comHoneywell May Take Quantinuum Public in Next 2 Years. It's a Quantum Thing.March 29, 2025 | barrons.com11 Best Data Storage Stocks to Invest in According to AnalystsMarch 28, 2025 | insidermonkey.comScope Technologies Announces Details of Quantum-Resilient Mobile App for Ultra-Secure Messaging and File SharingMarch 26, 2025 | prnewswire.comQuantum Computing Q4 Earnings: Why I'm Downgrading To A SellMarch 21, 2025 | seekingalpha.comFirst Quantum: Possible Cobre Panama Resolution Could Boost StockMarch 20, 2025 | seekingalpha.comROSEN, RECOGNIZED INVESTOR COUNSEL, Encourages Quantum Computing Inc. Investors to Secure Counsel Before Important Deadline in Securities Class Action – QUBTMarch 19, 2025 | globenewswire.comQuantum Computing Stocks Fall Ahead Of Nvidia EventMarch 19, 2025 | investors.comScope Technologies Signs Master Reseller Agreement with Coegi Cloud AB to Expand Quantum Security Solutions Across IT and Cloud MarketsMarch 19, 2025 | prnewswire.comAI and Quantum Stocks Heat Up Ahead of Nvidia CEO Jensen Huang's KeynoteMarch 18, 2025 | msn.comIs D-Wave Quantum Stock Still a Buy?March 18, 2025 | fool.comQuantum unveils flexible data protection subscriptionMarch 15, 2025 | uk.investing.comQuantum Computing Stocks Jump Ahead Of Nvidia GTC Conference Next WeekMarch 14, 2025 | investors.comLevi & Korsinsky Reminds Shareholders of a Lead Plaintiff Deadline of April 28, 2025 in Quantum Computing Inc. Lawsuit – QUBTMarch 10, 2025 | globenewswire.comQuantum (NASDAQ:QMCO) Shares Up 7.9% - What's Next?Quantum (NASDAQ:QMCO) Shares Up 7.9% - Here's WhyMarch 8, 2025 | marketbeat.comQuantum Computing Inc. Securities Fraud Class Action Lawsuit Pending: Contact Levi & Korsinsky Before April 28, 2025 to Discuss Your Rights – QUBTMarch 7, 2025 | globenewswire.comQuantum (NASDAQ:QMCO) Stock Price Up 7.9% - Should You Buy?Quantum (NASDAQ:QMCO) Stock Price Up 7.9% - Still a Buy?March 6, 2025 | marketbeat.com Get Quantum News Delivered to You Automatically Sign up to receive the latest news and ratings for QMCO and its competitors with MarketBeat's FREE daily newsletter. Email Address QMCO Media Mentions By Week QMCO Media Sentiment Learn about the media sentiment score. Each headline receives a score ranging from 2 (good news) to -2 (bad news). Our company news sentiment scores track the average news sentiment of articles about each company over the most recent 7 days in order to identify companies that are receiving positive press. QMCO News Sentiment▼1.140.83▲Average Computer and Technology News Sentiment QMCO News Coverage Learn about the media coverage comparison. We track news headlines from hundreds of news outlets and tag them by company. This chart compares the number of articles about this company in the last seven days compared with the average number of articles about this company on a typical week. QMCO Articles This Week▼104▲QMCO Articles Average Week Get Quantum News Delivered to You Automatically Sign up to receive the latest news and ratings for QMCO and its competitors with MarketBeat's FREE daily newsletter. 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