Quantum-Si (QSI) Stock Chart & Stock Price History → Breaking News: Elon Musk Invents New Type of A.I. (Shocking) (From InvestorPlace) (Ad) Free QSI Stock Alerts $1.80 -0.06 (-3.23%) (As of 05/17/2024 ET) Add Compare Share Share ChartStock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSocial MediaStock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSocial Media Quantum-Si Stock Price Performance5 Day Performance-1.64%1 Month Performance+14.65%3 Month Performance+5.88%6 Month Performance+9.09%Year-To-Date Performance-10.45%1 Year Performance+18.42% Receive QSI Stock News and Ratings via Email Sign-up to receive the latest news and ratings for Quantum-Si and its competitors with MarketBeat's FREE daily newsletter Email Address Ad InvestorPlaceBreaking News: Elon Musk Invents New Type of A.I. (Shocking)Could Elon's New Device be Bigger than the iPhone? According to 30-year Silicon Valley and Wall Street veteran, Eric Fry… This mind-blowing new technology could be bigger than the iPhone.Click here for the full story… QSI Stock Chart for Sunday, May, 19, 2024 QSI Chart by TradingView Quantum-Si Share Price History Daily Weekly Monthly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year Time Frame * Start Date * End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization05/17/2024$1.86$1.80-3.23%$1.87$1.76290,352 shs$255.19 million05/16/2024$1.86$1.86$1.93$1.84483,509 shs$263.69 million05/15/2024$1.83$1.86+1.64%$1.93$1.82460,219 shs$263.69 million05/14/2024$1.72$1.83+6.40%$1.98$1.741.37 million shs$259.44 million05/13/2024$1.70$1.72+1.18%$1.80$1.67625,208 shs$243.84 million05/10/2024$1.83$1.70-7.10%$1.85$1.67562,264 shs$241.01 million Get the Latest News and Ratings for QSI and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Quantum-Si and its competitors with MarketBeat's FREE daily newsletter. 05/09/2024$1.80$1.83+1.67%$1.86$1.78505,503 shs$259.44 million05/08/2024$1.78$1.80+1.12%$1.83$1.75326,060 shs$255.19 million05/07/2024$1.84$1.78-3.26%$1.87$1.78556,739 shs$252.35 million05/06/2024$1.84$1.84$1.90$1.81580,343 shs$260.86 million05/03/2024$1.76$1.84+4.55%$1.99$1.83842,338 shs$260.86 million05/02/2024$1.80$1.76-2.22%$1.83$1.72321,640 shs$249.52 million05/01/2024$1.61$1.80+11.80%$1.90$1.61897,271 shs$228.25 million04/30/2024$1.68$1.61-4.17%$1.71$1.61301,399 shs$228.25 million04/29/2024$1.65$1.68+1.82%$1.71$1.64469,808 shs$238.17 million04/26/2024$1.61$1.65+2.48%$1.67$1.61357,051 shs$233.92 million04/25/2024$1.67$1.61-3.59%$1.65$1.56427,453 shs$228.25 million04/24/2024$1.70$1.67-1.76%$1.77$1.66440,276 shs$236.76 million04/23/2024$1.62$1.70+4.94%$1.77$1.63631,187 shs$241.01 million04/22/2024$1.57$1.62+3.18%$1.64$1.54382,637 shs$229.67 million04/19/2024$1.51$1.57+3.97%$1.58$1.48730,683 shs$222.58 million04/18/2024$1.53$1.51-1.31%$1.58$1.49767,505 shs$214.07 million04/17/2024$1.64$1.53-6.71%$1.67$1.52567,570 shs$216.91 million04/16/2024$1.66$1.64-1.20%$1.70$1.58575,993 shs$232.50 million04/15/2024$1.69$1.66-1.78%$1.76$1.60785,020 shs$235.34 million04/12/2024$1.82$1.69-7.14%$1.82$1.69696,768 shs$239.59 million04/11/2024$1.83$1.82-0.55%$1.87$1.77606,846 shs$258.02 million04/10/2024$1.89$1.83-3.17%$1.93$1.80496,017 shs$259.44 million04/09/2024$1.82$1.89+3.85%$1.92$1.81534,580 shs$267.95 million04/08/2024$1.82$1.82$1.89$1.81416,391 shs$258.02 million04/05/2024$1.80$1.82+1.11%$1.88$1.77435,593 shs$258.02 million04/04/2024$1.84$1.80-2.17%$1.97$1.80460,992 shs$255.19 million04/03/2024$1.80$1.84+2.22%$1.90$1.77838,488 shs$260.86 million04/02/2024$1.85$1.80-2.70%$1.84$1.74480,925 shs$255.19 million04/01/2024$1.97$1.85-6.09%$1.99$1.84509,675 shs$262.27 million03/29/2024$1.97$1.97$2.00$1.87762,530 shs$279.29 million03/28/2024$1.89$1.97+4.23%$2.00$1.87759,608 shs$279.29 million03/27/2024$1.77$1.89+6.78%$1.89$1.76358,036 shs$267.95 million03/26/2024$1.78$1.77-0.56%$1.87$1.75749,849 shs$250.93 million03/25/2024$1.79$1.78-0.56%$1.83$1.74510,259 shs$252.35 millionBreaking News: Elon Musk Invents New Type of A.I. (Shocking) (Ad)Could Elon's New Device be Bigger than the iPhone? According to 30-year Silicon Valley and Wall Street veteran, Eric Fry… This mind-blowing new technology could be bigger than the iPhone.Click here for the full story…03/22/2024$1.90$1.79-5.79%$1.86$1.75702,335 shs$253.77 million03/21/2024$1.90$1.90$2.00$1.89579,782 shs$269.36 million03/20/2024$1.89$1.90+0.53%$1.93$1.80941,901 shs$269.36 million03/19/2024$1.91$1.89-1.05%$1.95$1.81699,873 shs$267.95 million03/18/2024$1.73$1.91+10.40%$2.01$1.761.47 million shs$270.78 million03/15/2024$1.77$1.73-2.26%$1.83$1.711.27 million shs$245.26 million03/14/2024$1.82$1.77-2.75%$1.84$1.73895,657 shs$250.93 million03/13/2024$1.87$1.82-2.67%$1.94$1.821.01 million shs$258.02 million03/12/2024$1.97$1.87-5.08%$2.02$1.83973,719 shs$265.11 million03/11/2024$2.23$1.97-11.66%$2.27$1.931.48 million shs$279.29 million03/08/2024$2.09$2.23+6.70%$2.43$2.083.06 million shs$316.06 million03/07/2024$1.61$2.09+29.81%$2.16$1.742.94 million shs$296.22 million03/06/2024$1.61$1.61$1.68$1.54643,899 shs$228.19 million03/05/2024$1.85$1.61-12.97%$1.81$1.581.13 million shs$228.19 million03/04/2024$1.85$1.85$1.99$1.821.28 million shs$262.20 million03/01/2024$1.67$1.85+10.78%$1.92$1.681.17 million shs$262.20 million02/29/2024$1.74$1.67-4.02%$1.86$1.62961,733 shs$236.69 million02/28/2024$1.77$1.74-1.69%$1.86$1.67556,348 shs$246.61 million02/27/2024$1.68$1.77+5.36%$1.79$1.69751,181 shs$250.86 million02/26/2024$1.56$1.68+7.69%$1.70$1.54582,945 shs$238.11 million02/23/2024$1.56$1.56$1.62$1.53240,352 shs$221.10 million02/22/2024$1.58$1.56-1.27%$1.63$1.54467,200 shs$221.10 million02/21/2024$1.60$1.58-1.25%$1.63$1.53354,693 shs$223.93 million02/20/2024$1.70$1.60-5.88%$1.69$1.60455,954 shs$226.77 million02/19/2024$1.70$1.70$1.78$1.68699,000 shs$240.94 million Related Companies: DCGO Stock Chart FARO Stock Chart ORGN Stock Chart GEOS Stock Chart SLAM Stock Chart VLN Stock Chart MG Stock Chart TRUE Stock Chart WBX Stock Chart DOMO Stock Chart Receive QSI Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Quantum-Si and its competitors with MarketBeat's FREE daily newsletter. This page (NASDAQ:QSI) was last updated on 5/19/2024 by MarketBeat.com Staff From Our PartnersShocking $16T Elon Musk Crypto LeakCrypto 101 MediaNext President (Not Trump. Not Biden.)The Freeport SocietyMissed NVDA? Buy this AI stock NOWChaikin AnalyticsUrgent Nvidia WarningAltimetry41 banks launch ‘crypto dollar’Stansberry ResearchCrypto Pioneer Says: “The last crypto bull market has begun.”InvestorPlaceProtect Your Bank Account Before It’s Too LateWeiss RatingsHe Is Giving Away BitcoinCrypto Swap Profits Adding Choose a watchlist: Watchlist Adding You have already added five stocks to your watchlist. Upgrade to MarketBeat All Access to add more stocks to your watchlist. Adding Quantum-Si incorporated Please log in to your account or sign up in order to add this asset to your watchlist. 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