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

1.760 UNCHANGED
Streaming Delayed Price Updated: 4:00 PM EDT, Jun 11, 2025 Add to My Watchlist
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Price and Volume

Detailed Quote
Volume 171,219
Open 1.760
Bid (Size) 1.820 (11)
Ask (Size) 1.830 (15)
Prev. Close 1.760
Today's Range 1.760 - 1.760
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
Quantum-Si’s Single-Molecule Tech Enables Precise, Multiplexed Measurement of Nanobody Binding in a Single Assay
From Quantum-Si Incorporated
Via Business Wire
Quantum Stocks Skyrocket, Led by IonQ's NVIDIA Declaration
Driven by discussions with an IonQ head evoking NVIDIA, quantum stocks added over $5 billion in value on May 22. See the exciting statements that led to this. 
Via MarketBeat

Performance

YTD
-58.7%
-58.7%
1 Month
+16.6%
+16.6%
3 Month
+46.7%
+46.7%
6 Month
-8.3%
-8.3%
1 Year
+20.5%
+20.5%

More News

Read More
Top 2 Health Care Stocks That May Implode In Q2
Via Benzinga
Demystifying Quantum-Si: Insights From 5 Analyst Reviews
Via Benzinga
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
Quantum-Si Announces Inducement Grants Under Nasdaq Listing Rule 5635(c)(4)
From Quantum-Si Incorporated
Via Business Wire
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

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 1.760
When was Quantum-Si Incorporated - Class A Common Stock last traded?
The last trade of Quantum-Si Incorporated - Class A Common Stock was at 06/11/25 04:00 PM ET
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