• Forum
  • Market
  • Signals
  • Freelance
  • VPS
  • Quotes
  • MetaTrader
  • Articles
  • CodeBase
  • Algo Forge
  • Documentation
  • AlgoBook
  • NeuroBook
  • Calendar
  • WebTerminal
  • Tools
  • About
  • Start VPS Trial
QuotesSections
  • Log in
  • Create an account
  • English
  • Русский
  • 中文
  • Español
  • Português
  • 日本語
  • Deutsch
  • 한국어
  • Français
  • Italiano
  • Türkçe
Currencies / QSI
  • Overview
  • US Stock Market
    • Technology
    • Financial
    • Real Estate
    • Energy
    • Basic Materials
    • Communication Services
    • Consumer Cyclical
    • Consumer Defensive
    • Healthcare
    • Industrials
    • Utilities
    • Other Symbols
  • Currencies
    • Major
    • Minor
    • America
    • Europe
    • Asia
  • Cryptocurrencies
  • Metals
  • Indexes
  • Commodities
  • Charts
  • Widgets
Back to US Stock Market

QSI: Quantum-Si Incorporated - Class A

1.23 USD 0.07 (6.03%)
Sector: Healthcare Base: US Dollar Profit currency: US Dollar

QSI exchange rate has changed by 6.03% for today. During the day, the instrument was traded at a low of 1.16 and at a high of 1.23.

Follow Quantum-Si Incorporated - Class A dynamics. Real-time quotes will help you quickly react to market changes. By switching between different timeframes, you can monitor exchange rate trends and dynamics by minutes, hours, days, weeks, and months. Use this information to forecast market changes and to make informed trading decisions.

Full Screen Chart
  • M5
  • M15
  • M30
  • H1
  • H4
  • D1
  • W1
  • MN

QSI News

  • 12:55 2 Brain-Computer Interface Stocks to Watch While Neuralink Stays Private
  • 15:54 Leading Indicators For The October Breakout Cycle
  • 14:00 Beyond Elon Musk’s Neuralink: Two Public Stocks With a Stake in the Brain Race
  • 19:31 Quantum-Si Stock Booms: What's Going On?
  • 17:05 12 Health Care Stocks Moving In Friday's Intraday Session
  • 20:08 Quantum-Si Demonstrates Detection of 19 Amino Acids in Proteus Development Program; Co Is Now Working To Deploy That Capability Into A Developmental Sequencing Kit For Routine Use On Integrated Proteus Instruments
  • 13:01 Top 3 Health Care Stocks That May Collapse In Q4
  • 12:01 Align Technology, Group 1 Automotive And Other Big Stocks Moving Lower In Monday’s Pre-Market Session
  • 20:29 Neuralink Stock: How to Invest Before the IPO
  • 12:02 Nike Posts Mixed Q1 Results, Joins Mangoceuticals And Other Big Stocks Moving Lower In Friday’s Pre-Market Session
  • 17:06 12 Health Care Stocks Moving In Thursday's Intraday Session
  • 12:05 12 Health Care Stocks Moving In Thursday's Pre-Market Session
  • 18:24 Why Is Quantum-Si Stock Gaining Tuesday?
  • 17:06 12 Health Care Stocks Moving In Tuesday's Intraday Session
  • 10:21 HC Wainwright & Co. Reiterates Buy on Quantum-Si, Maintains $4 Price Target
  • 08:23 Reported Earlier, Quantum-Si's Proteus Significantly Outperforms Platinum Pro Across Every Key Measure In Interim Development Results Using 18-Amino-Acid Kit, Launch Expected In Second Quarter Of 2027

Frequently Asked Questions

What is QSI stock price today?

Quantum-Si Incorporated - Class A stock is priced at 1.23 today. It trades within 1.16 - 1.23, yesterday's close was 1.16, and trading volume reached 2360. The live price chart of QSI shows these updates.

Does Quantum-Si Incorporated - Class A stock pay dividends?

Quantum-Si Incorporated - Class A is currently valued at 1.23. Dividend policy depends on the company, while investors also watch -42.79% and USD. View the chart live to track QSI movements.

How to buy QSI stock?

You can buy Quantum-Si Incorporated - Class A shares at the current price of 1.23. Orders are usually placed near 1.23 or 1.53, while 2360 and 6.03% show market activity. Follow QSI updates on the live chart today.

How to invest into QSI stock?

Investing in Quantum-Si Incorporated - Class A involves considering the yearly range 0.69 - 2.19 and current price 1.23. Many compare 2.50% and 25.51% before placing orders at 1.23 or 1.53. Explore the QSI price chart live with daily changes.

What are Quantum-Si Incorporated - Class A stock highest prices?

The highest price of Quantum-Si Incorporated - Class A in the past year was 2.19. Within 0.69 - 2.19, the stock fluctuated notably, and comparing with 1.16 helps spot resistance levels. Track Quantum-Si Incorporated - Class A performance using the live chart.

What are Quantum-Si Incorporated - Class A stock lowest prices?

The lowest price of Quantum-Si Incorporated - Class A (QSI) over the year was 0.69. Comparing it with the current 1.23 and 0.69 - 2.19 shows potential long-term entry points. Watch QSI moves on the chart live for more details.

When did QSI stock split?

Quantum-Si Incorporated - Class A has gone through stock splits historically. These changes are visible in , 1.16, and -42.79% after corporate actions.

Daily Range
1.16 1.23
Year Range
0.69 2.19
Previous Close
1.16
Open
1.16
Bid
1.23
Ask
1.53
Low
1.16
High
1.23
Volume
2.360 K
Daily Change
6.03%
Month Change
2.50%
6 Months Change
25.51%
Year Change
-42.79%
22 October, Thursday
12:30
USD
Initial Jobless Claims
Act
Fcst
198 K
Prev
199 K
12:30
USD
Continuing Jobless Claims
Act
Fcst
1.723 M
Prev
1.710 M
14:00
USD
CB Leading Economic Index m/m
Act
Fcst
0.0%
Prev
-0.1%
17:00
USD
5-Year TIPS Auction
Act
Fcst
Prev
1.955%
    • Online trading / WebTerminal
    • Free technical indicators and robots
    • Articles about programming and trading
    • Order trading robots on the Freelance
    • Market of Expert Advisors and applications
    • Follow forex signals
    • Low latency forex VPS
    • Traders forum
    • Trading blogs
    • Charts
    • Free widgets
    • MetaTrader 5 Trading Platform
    • MetaTrader 5 latest updates
    • News, implementations and technology
    • MetaTrader 5 User Manual
    • MQL5 language of trading strategies
    • MQL5 Cloud Network
    • MQL5 Algo Forge
    • Download MetaTrader 5
    • Install Platform
    • Uninstall Platform
    • About
    • Timeline
    • Terms and Conditions
    • Recurring Payment Agreement
    • Agency Agreement – Offer
    • Privacy and Data Protection Policy
    • Cookies Policy
    • Contacts and requests
  • MetaTrader 5
    Download MetaTrader 5 for Windows
    Download MetaTrader 5 for MacOS
    Download MetaTrader 5 for Linux
    Open MetaTrader 5 WebTerminal
    Scan to install from App Store
    Scan to install from Google Play
    Scan to install from Huawei AppGallery
    Scan to get Android APK file
    MQL5 Channels
    Scan to install from App Store
    Scan to install from Google Play
    Scan to install from Huawei AppGallery
    Scan to get Android APK file
    Economic Calendar
    Scan to install from App Store
    Scan to install from Google Play
    Scan to install from Huawei AppGallery
    Scan to get Android APK file
    Subscribe to algotrading news
    Not a broker, no real trading accounts
    35 Dodekanisou str, Germasogeia, 4043, Limassol, Cyprus
    Copyright 2000-2026, MetaQuotes Ltd