Skip to main content
Recent Quotes
My Watchlist
Indicators
Markets
Stocks
ETFs
Tools
Overview
News
Currencies
International
Treasuries

Quantum-Si Incorporated - Class A Common Stock (NQ:QSI)

1.735 +0.265 (+18.03%)
Streaming Delayed Price Updated: 3:47 PM EDT, May 22, 2025 Add to My Watchlist
Quote
Overview Detailed Quote Charting Historical Prices
News
All News News Headlines Press Releases
Research
Quarterly Reports Insider Filings Other Filings

Price and Volume

Detailed Quote
Volume 24,716,844
Open 1.560
Bid (Size) 1.730 (256)
Ask (Size) 1.740 (191)
Prev. Close 1.470
Today's Range 1.530 - 1.840
52wk Range 0.6121 - 5.770
Shares Outstanding N/A
Dividend Yield N/A
Chart for (: )
Intraday 1 Week 1 Month 3 Month 1 Year 3 Year 5 Year

Top News

More News
12 Health Care Stocks Moving In Tuesday's Intraday Session
Via Benzinga
Quantum-Si Reports First Quarter 2025 Financial Results
From Quantum-Si Incorporated
Via Business Wire

Performance

YTD
-59.3%
-59.3%
1 Month
+59.2%
+59.2%
3 Month
-9.2%
-9.2%
6 Month
+24.8%
+24.8%
1 Year
+0.3%
+0.3%

More News

Read More
Quantum-Si Announces Inducement Grants Under Nasdaq Listing Rule 5635(c)(4)
From Quantum-Si Incorporated
Via Business Wire
Demystifying Quantum-Si: Insights From 5 Analyst Reviews
Via Benzinga
(QSI) - Analyzing Quantum-Si's Short Interest
Via Benzinga
Earnings Scheduled For May 15, 2025
Via Benzinga
Dr. Gloria Sheynkman from the University of Virginia to Present Pioneering Research utilizing Quantum-Si’s Next-Gen Protein Sequencing™ Platform in Upcoming Nature Webinar on May 15
From Quantum-Si Incorporated
Via Business Wire
Quantum-Si to Report First Quarter 2025 Financial Results on May 15, 2025
From Quantum-Si Incorporated
Via Business Wire
Quantum-Si Begins Shipping Platinum® Pro, Advancing Accessibility in Next-Gen Protein Sequencing™
From Quantum-Si Incorporated
Via Business Wire
Quantum-Si to Participate in DNAnexus Webinar on Large Scale Proteomics in Multi-Omics Research
From Quantum-Si Incorporated
Via Business Wire
12 Health Care Stocks Moving In Monday's Pre-Market Session
Via Benzinga
Why Precision BioSciences Shares Are Trading Higher By Over 10%; Here Are 20 Stocks Moving Premarket
Via Benzinga
What's going on in today's after hours session
Via Chartmill
12 Health Care Stocks Moving In Friday's After-Market Session
Via Benzinga
Quantum-Si Announces Inducement Grants Under Nasdaq Listing Rule 5635(c)(4)
From Quantum-Si Incorporated
Via Business Wire
Quantum-Si Shares Climb Despite Worse-Than-Expected Q4 Results
Via Benzinga
Quantum-Si Reports Fourth Quarter and Full Year 2024 Financial Results
From Quantum-Si Incorporated
Via Business Wire
Earnings Scheduled For March 3, 2025
Via Benzinga
Quantum-Si’s Customers and Researchers to Showcase Next-Generation Protein Sequencing™ at AGBT 2025
From Quantum-Si Incorporated
Via Business Wire
Quantum-Si and Researchers to Showcase Next-Generation Protein Sequencing™ at US HUPO 2025
From Quantum-Si Incorporated
Via Business Wire
Quantum-Si to Report Fourth Quarter and Full Year 2024 Financial Results on March 3, 2025
From Quantum-Si Incorporated
Via Business Wire
Preprint from Northwestern University Highlights Complementary Proteomic Analysis of Interleukin-6 Using Next-Generation Protein Sequencing™ and Mass Spectrometry
From Quantum-Si Incorporated
Via Business Wire
Quantum-Si Establishes Scientific Advisory Board to Shape Next-Generation Proteomic Technologies
From Quantum-Si Incorporated
Via Business Wire
Quantum-Si and IDEX Health & Science to Partner on Optics Module for Proteus™ Instrument
From Quantum-Si Incorporated
Via Business Wire
Quantum-Si Showcases Advances in Multiomics at the Festival of Genomics UK
From Quantum-Si Incorporated
Via Business Wire

Frequently Asked Questions

Is Quantum-Si Incorporated - Class A Common Stock publicly traded?
Yes, Quantum-Si Incorporated - Class A Common Stock is publicly traded.
What exchange does Quantum-Si Incorporated - Class A Common Stock trade on?
Quantum-Si Incorporated - Class A Common Stock trades on the Nasdaq Stock Market
What is the ticker symbol for Quantum-Si Incorporated - Class A Common Stock?
The ticker symbol for Quantum-Si Incorporated - Class A Common Stock is QSI on the Nasdaq Stock Market
What is the current price of Quantum-Si Incorporated - Class A Common Stock?
The current price of Quantum-Si Incorporated - Class A Common Stock is 1.735
When was Quantum-Si Incorporated - Class A Common Stock last traded?
The last trade of Quantum-Si Incorporated - Class A Common Stock was at 05/22/25 03:47 PM ET
Stock Quote API & Stock News API supplied by www.cloudquote.io
Quotes delayed at least 20 minutes.
By accessing this page, you agree to the following
Privacy Policy and Terms Of Service.