>
COMMANDS Global: GP Symbol: IBM FA
↑↓ Navigate Enter Open Esc Close ` Toggle

Summary

0.79 0.05 (6.78%) 04/13/2026
Quantum-Si incorporated (QSI)

Key Facts


1 Day1 Week1 Month3 Months6 Months1 Year5 Years
6.781.56-28.80-38.80-55.66-36.71-93.58


Last 730 data points are shown. To view all data, Upgrade to PRO plan!


Fundamental Ratings
CategoryRating
Main RatingC
Recommended RatingSell
DCFStrong Sell
ROEStrong Sell
ROAStrong Sell
Debt/EquitySell
P/EStrong Sell
P/BBuy


Earnings
  • QSI reported last earnings on 2026-03-03 after the market.
  • An EPS of $-0.08 was observed compared to an estimated EPS of $-0.14, resulting in a surprise value of $0.06.
  • A revenue of $0 million was observed compared to an estimated revenue of $1 million, resulting in a surprise value of $-0 Million.


  • Trading Data
    Close0.79
    Open0.73
    High0.80
    Low0.72
    Volume2,409,257
    Change0.05
    Change %6.78
    Avg Volume (20 Days)2,897,784
    Volume/Avg Volume (20 Days) Ratio0.83
    52 Week Range0.69 - 3.10
    Price vs 52 Week High-74.49%
    Price vs 52 Week Low14.40%
    Range-1.27
    Gap Up/Down-0.01
    Profitibility
    Market Capitalization (Mln)314
    Revenue per share0.0123
    Net Income per share-0.5124
    Dividend Yield0.0000
    Dividend Share0.00%
    Valuations
    Enterprise Value0.00%
    PE Ratio-1.4451
    PB Ratio0.0000
    PTB Ratio0.0000
    Liquidity
    Debt/Equity Ratio0.0000
    Net Debt/EBIDTA Ratio0.0000
    Current Ratio0.0000
    Enterprise Value and Cash Flow
    EV/Sales Ratio0.0000
    EV/EBIDTA Ratio0.0000
    EV/Free Cash Flow Ratio0.0000


    04/10 17:30 EST - businesswire.com
    Quantum-Si Announces Inducement Grants Under Nasdaq Listing Rule 5635(c)(4)
    BRANFORD, Conn.--(BUSINESS WIRE)--Quantum-Si Announces Inducement Grants Under Nasdaq Listing Rule 5635(c)(4).
    04/08 09:15 EST - businesswire.com
    Quantum-Si Announces First Customer Samples Tested on the Proteus™ Prototype System
    BRANFORD, Conn.--(BUSINESS WIRE)--Quantum-Si Announces First Customer Samples Tested on the Proteus™ Prototype System.
    04/06 09:40 EST - businesswire.com
    Quantum-Si Announces the Start of the Proteus™ Roadshow
    BRANFORD, Conn.--(BUSINESS WIRE)--Quantum-Si Announces the Start of the Proteus™ Roadshow.
    03/09 01:46 EST - defenseworld.net
    Financial Contrast: nLight (NASDAQ:LASR) versus Quantum-Si (NASDAQ:QSI)
    Quantum-Si (NASDAQ: QSI - Get Free Report) and nLight (NASDAQ: LASR - Get Free Report) are both computer and technology companies, but which is the superior stock? We will contrast the two companies based on the strength of their dividends, risk, earnings, profitability, valuation, analyst...
    03/04 07:52 EST - seekingalpha.com
    Quantum-Si incorporated (QSI) Q4 2025 Earnings Call Transcript
    Quantum-Si incorporated (QSI) Q4 2025 Earnings Call Transcript
    03/03 16:53 EST - benzinga.com
    Quantum-Si Shares Slip After Q4 Revenue Miss
    Quantum-Si, Inc. (NASDAQ: QSI) shares moved lower in Tuesday's extended trading after the company released its fourth-quarter earnings report, missing Street revenue estimates.
    03/03 16:05 EST - businesswire.com
    Quantum-Si Reports Fourth Quarter and Full Year 2025 Financial Results
    BRANFORD, Conn.--(BUSINESS WIRE)--Quantum-Si Reports Fourth Quarter and Full Year 2025 Financial Results.
    02/20 01:57 EST - defenseworld.net
    Comparing Impinj (NASDAQ:PI) & Quantum-Si (NASDAQ:QSI)
    Impinj (NASDAQ: PI - Get Free Report) and Quantum-Si (NASDAQ: QSI - Get Free Report) are both computer and technology companies, but which is the superior investment? We will compare the two companies based on the strength of their dividends, valuation, institutional ownership, risk, profitability,...
    02/18 02:19 EST - defenseworld.net
    Quantum-Si (NASDAQ:QSI) Stock Price Down 5.2% – Here’s Why
    Quantum-Si Incorporated (NASDAQ: QSI - Get Free Report)'s stock price was down 5.2% on Tuesday. The company traded as low as $0.9353 and last traded at $0.9388. Approximately 3,528,987 shares were traded during mid-day trading, a decline of 25% from the average daily volume of 4,678,401 shares. The...
    02/10 08:00 EST - businesswire.com
    Quantum-Si to Report Fourth Quarter and Full Year 2025 Financial Results on March 3, 2026
    BRANFORD, Conn.--(BUSINESS WIRE)--Quantum-Si to Report Fourth Quarter and Full Year 2025 Financial Results on March 3, 2026.
    02/05 08:00 EST - businesswire.com
    Quantum-Si Announces the Release of Two New Manuscripts Demonstrating the Value of Single-Molecule Protein Sequencing in Clinical Proteomics and Pathogen & Toxin Detection
    BRANFORD, Conn.--(BUSINESS WIRE)--Quantum-Si Announces the Release of Two New Manuscripts.
    01/26 02:06 EST - defenseworld.net
    Critical Contrast: Himax Technologies (NASDAQ:HIMX) and Quantum-Si (NASDAQ:QSI)
    Himax Technologies (NASDAQ: HIMX - Get Free Report) and Quantum-Si (NASDAQ: QSI - Get Free Report) are both small-cap computer and technology companies, but which is the superior investment? We will contrast the two businesses based on the strength of their risk, analyst recommendations,...
    01/13 02:10 EST - defenseworld.net
    Quantum-Si (NASDAQ:QSI) Shares Down 0.8% – Should You Sell?
    Quantum-Si Incorporated (NASDAQ: QSI - Get Free Report) shares dropped 0.8% during mid-day trading on Monday. The company traded as low as $1.18 and last traded at $1.21. Approximately 4,888,677 shares changed hands during trading, an increase of 1% from the average daily volume of 4,853,345...
    01/07 05:10 EST - defenseworld.net
    Reviewing Quantum-Si (NASDAQ:QSI) and ams-OSRAM (OTCMKTS:AMSSY)
    Quantum-Si (NASDAQ: QSI - Get Free Report) and ams-OSRAM (OTCMKTS:AMSSY - Get Free Report) are both small-cap computer and technology companies, but which is the superior business? We will contrast the two businesses based on the strength of their institutional ownership, risk, profitability,...
    12/25 01:46 EST - defenseworld.net
    Comparing Quantum-Si (NASDAQ:QSI) & Lam Research (NASDAQ:LRCX)
    Lam Research (NASDAQ: LRCX - Get Free Report) and Quantum-Si (NASDAQ: QSI - Get Free Report) are both computer and technology companies, but which is the superior business? We will compare the two businesses based on the strength of their institutional ownership, dividends, valuation, risk, analyst...
    12/23 05:01 EST - defenseworld.net
    Quantum-Si (NASDAQ:QSI) CEO Jeffrey Alan Hawkins Sells 23,707 Shares of Stock
    Quantum-Si Incorporated (NASDAQ: QSI - Get Free Report) CEO Jeffrey Alan Hawkins sold 23,707 shares of the company's stock in a transaction on Monday, December 22nd. The stock was sold at an average price of $1.28, for a total transaction of $30,344.96. Following the completion of the transaction,...
    12/23 05:01 EST - defenseworld.net
    Quantum-Si (NASDAQ:QSI) Insider John Vieceli Sells 21,927 Shares of Stock
    Quantum-Si Incorporated (NASDAQ: QSI - Get Free Report) insider John Vieceli sold 21,927 shares of the business's stock in a transaction that occurred on Monday, December 22nd. The stock was sold at an average price of $1.28, for a total transaction of $28,066.56. Following the completion of the...
    12/23 05:00 EST - defenseworld.net
    Quantum-Si (NASDAQ:QSI) CFO Jeffry Keyes Sells 8,627 Shares
    Quantum-Si Incorporated (NASDAQ: QSI - Get Free Report) CFO Jeffry Keyes sold 8,627 shares of the business's stock in a transaction on Monday, December 22nd. The shares were sold at an average price of $1.28, for a total transaction of $11,042.56. Following the sale, the chief financial officer...

    Market News ×
    Loading news…