QuantumSi Inc (QSI) last trade on US is $0.75 (-1.32% on the session). This is the quote page — last, open, previous close, day range, and volume — not the QSI analysis write-up.
Session tape: open $0.79, previous close $0.79, day range $0.79–$0.83, session volume 258.9K shares. QSI currently screens at market cap $348.9M. Volume and range describe liquidity and the day’s auction — they are not a thesis on QuantumSi Inc.
Regular US cash hours are 9:30 a.m. to 4:00 p.m. Eastern. Pre-market and after-hours prints can gap QSI versus the official close. For what QuantumSi Inc said in the latest filing, open the QSI SEC page. For revenue, margins, and the research write-up, open the QSI stock page. This quote URL stays a distinct money page so it does not dilute that analysis.
Beyond the live quote, get AI-powered analysis, DCF valuation, financial health scores, growth metrics, dividend analysis, insider trading data, analyst ratings, and 12-month price forecasts.
QSI (QuantumSi Inc) stock is currently quoted at $0.75. Stock quotes represent the current market price at which shares are available for trading during market hours.
QSI is trading at $0.75 (-0.01, -1.32%) as of the latest market data. Prices update in real-time during trading hours.
Get live QSI quotes on this page during market hours: current price, daily change, volume, market cap, and the session range.
QSI stock quote includes current price, daily price change ($ and %), opening price, previous close, day's high/low, 52-week high/low, trading volume, market capitalization, and bid/ask spreads. This gives you a complete snapshot of current market activity.
Yes, QSI stock quotes are updated in real-time during market hours (9:30 AM - 4:00 PM ET, Monday-Friday). Pre-market (4:00-9:30 AM) and after-hours (4:00-8:00 PM) quotes are also available for extended trading sessions.
QSI current trading volume is 0.26 million shares. Trading volume indicates market activity and liquidity - higher volume typically means easier buying and selling.
View QSI historical stock quotes on our platform with daily, weekly, and monthly data going back multiple years. Historical quotes help analyze price trends, volatility patterns, and long-term performance.
The bid price is what buyers are willing to pay for QSI, while the ask price is what sellers want. The difference (spread) indicates liquidity - narrower spreads typically mean more liquid stocks with lower trading costs.