Quantum-Si (QSI) News Today $1.96 +0.01 (+0.51%) Closing price 06/30/2025 04:00 PM EasternExtended Trading$1.96 +0.01 (+0.26%) As of 08:01 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 Headlines Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock QSI 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 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 August 2022 July 2022 Time Period Traders Buy Large Volume of Quantum-Si Call Options (NASDAQ:QSI)June 27, 2025 | americanbankingnews.comQuantum-Si Sees Unusually High Options Volume (NASDAQ:QSI)June 25, 2025 | marketbeat.comQuantum-Si Inc Ordinary Shares - Class A QSI - MorningstarJune 25, 2025 | morningstar.comMInsider Selling: Quantum-Si Incorporated (NASDAQ:QSI) CFO Sells 8,624 Shares of StockJune 25, 2025 | insidertrades.comQuantum-Si Incorporated (NASDAQ:QSI) CFO Sells $13,884.64 in StockJune 24, 2025 | marketbeat.comJohn S. Vieceli Sells 21,923 Shares of Quantum-Si Incorporated (NASDAQ:QSI) StockJune 24, 2025 | marketbeat.comJeffrey Alan Hawkins Sells 23,705 Shares of Quantum-Si Incorporated (NASDAQ:QSI) StockJune 24, 2025 | marketbeat.comQuantum-Si Platinum® Pro Instrument Placed at the Broad Institute to Support Regional Research InitiativesJune 24, 2025 | finance.yahoo.comQuantum-Si to Join Leading Experts from DNAnexus, Olink, and Northwestern in Upcoming GenomeWeb Webinar on Proteomics Data Integration and StandardizationJune 19, 2025 | businesswire.comQuantum-Si Customer to Showcase Protein Barcoding for Nucleic Acid–LNP Therapeutic Development at Festival of Genomics BostonJune 17, 2025 | finance.yahoo.comQuantum-Si Announces Inducement Grants Under Nasdaq Listing Rule 5635(c)(4)June 13, 2025 | businesswire.comQuantum-Si’s Single-Molecule Tech Enables Precise, Multiplexed Measurement of Nanobody Binding in a Single AssayJune 11, 2025 | finance.yahoo.comQuantum-Si's Single-Molecule Tech Enables Precise, Multiplexed Measurement of Nanobody Binding in a Single AssayJune 10, 2025 | tmcnet.comWe're Hopeful That Quantum-Si (NASDAQ:QSI) Will Use Its Cash WiselyJune 10, 2025 | finance.yahoo.com152,683 Shares in Quantum-Si incorporated (NASDAQ:QSI) Purchased by Two Sigma Investments LPJune 10, 2025 | marketbeat.comQuantum-Si incorporated (NASDAQ:QSI) Position Cut by Nuveen Asset Management LLCJune 5, 2025 | marketbeat.comHC Wainwright Predicts Increased Earnings for Quantum-SiMay 23, 2025 | marketbeat.comQuantum-Si (NASDAQ:QSI) Given "Buy" Rating at HC WainwrightMay 22, 2025 | marketbeat.comQuantum-Si incorporated (NASDAQ:QSI) Q1 2025 Earnings Call TranscriptMay 17, 2025 | insidermonkey.comQuantum-Si Q1 2025 Earnings PreviewMay 16, 2025 | msn.comQuantum-Si Inc (QSI) Q1 2025 Earnings Call Highlights: Revenue Surges 84% Amid Strategic ExpansionsMay 16, 2025 | finance.yahoo.comQuantum-Si incorporated (QSI) Q1 2025 Earnings Call TranscriptMay 15, 2025 | seekingalpha.comQuantum-Si Reports First Quarter 2025 Financial ResultsMay 15, 2025 | businesswire.comQuantum-Si (QSI) Earnings Coverage: Complete 1Q CoverageMay 15, 2025 | 247wallst.comretail investors who own 52% along with institutions invested in Quantum-Si incorporated (NASDAQ:QSI) saw increase in their holdings value last weekMay 14, 2025 | uk.finance.yahoo.comQuantum-Si Announces Inducement Grants Under Nasdaq Listing Rule 5635(c)(4)May 13, 2025 | businesswire.comQuantum-Si (QSI) Projected to Post Quarterly Earnings on ThursdayMay 10, 2025 | marketbeat.comRenaissance Technologies LLC Buys 503,400 Shares of Quantum-Si incorporated (NASDAQ:QSI)April 30, 2025 | marketbeat.comQuantum-Si to Report First Quarter 2025 Financial Results on May 15, 2025April 26, 2025 | seekingalpha.comQuantum-Si incorporated (NASDAQ:QSI) Short Interest UpdateApril 22, 2025 | marketbeat.comQuantum-Si (NasdaqGM:QSI) Launches Platinum Pro Amid 5% Stock Dip Over The Past MonthApril 3, 2025 | finance.yahoo.comQuantum-Si Begins Shipping Platinum® Pro, Advancing Accessibility in Next-Gen Protein Sequencing™March 26, 2025 | finance.yahoo.comQuantum-Si incorporated (NASDAQ:QSI) CFO Jeffry R. Keyes Sells 8,626 SharesMarch 25, 2025 | marketbeat.comQuantum-Si incorporated (NASDAQ:QSI) CEO Jeffrey Alan Hawkins Sells 23,707 SharesMarch 25, 2025 | marketbeat.comQuantum-Si incorporated (NASDAQ:QSI) CFO Jeffry R. Keyes Sells 8,626 SharesMarch 25, 2025 | insidertrades.comQuantum-Si to Participate in DNAnexus Webinar on Large Scale Proteomics in Multi-Omics ResearchMarch 24, 2025 | businesswire.comNikko Asset Management Americas Inc. Sells 1,562,704 Shares of Quantum-Si incorporated (NASDAQ:QSI)March 18, 2025 | marketbeat.comQuantum-Si Announces Inducement Grants Under Nasdaq Listing Rule 5635(c)(4)March 13, 2025 | businesswire.comQuantum-Si: Still Unproven, Investors BewareMarch 12, 2025 | seekingalpha.comQ1 Earnings Estimate for Quantum-Si Issued By HC WainwrightMarch 7, 2025 | marketbeat.comHC Wainwright Weighs in on Quantum-Si FY2029 EarningsMarch 6, 2025 | marketbeat.comQuantum-Si price target lowered to $3.65 from $3.75 at Alliance Global PartnersMarch 5, 2025 | markets.businessinsider.comQuantum-Si incorporated (NASDAQ:QSI) Q4 2024 Earnings Call TranscriptMarch 4, 2025 | msn.comQuantum-Si (QSI) to Release Earnings on ThursdayMarch 4, 2025 | marketbeat.comQuantum-Si incorporated (QSI) Q4 2024 Earnings Call TranscriptMarch 3, 2025 | seekingalpha.comQuantum Si options imply 18.4% move in share price post-earningsMarch 3, 2025 | markets.businessinsider.comQuantum-Si reports Q4 EPS (23c) vs. (16c) last yearMarch 3, 2025 | markets.businessinsider.comQuantum-Si (NasdaqGM:QSI) Leaps 23% With New Platinum Pro Sequencer UnveilingMarch 3, 2025 | finance.yahoo.comQuantum-Si (NASDAQ:QSI) Releases Earnings Results, Meets ExpectationsMarch 3, 2025 | marketbeat.comQuantum-Si (NASDAQ:QSI) Posts Earnings Results, Meets ExpectationsMarch 3, 2025 | marketbeat.com Get Quantum-Si News Delivered to You Automatically Sign up to receive the latest news and ratings for QSI and its competitors with MarketBeat's FREE daily newsletter. Email Address QSI Media Mentions By Week QSI 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. QSI News Sentiment▼0.730.81▲Average Computer and Technology News Sentiment QSI 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. QSI Articles This Week▼133▲QSI Articles Average Week Get Quantum-Si News Delivered to You Automatically Sign up to receive the latest news and ratings for QSI and its competitors with MarketBeat's FREE daily newsletter. 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