Quantum-Si incorporated (QSI) Stock
QSI Key Statistics
About Quantum-Si incorporated
Quantum-Si incorporated operates within the life sciences sector, focusing on the creation of an advanced platform for individual molecule detection. This innovative technology is designed to streamline sample preparation and subsequent sequencing processes. The company offers a unique, proprietary single molecule detection system that draws on advancements from the semiconductor industry. This system is specifically applied to the field of proteomics, paving the way for next-generation protein sequencing. Established in 2013, Quantum-Si's headquarters are located in Guilford, Connecticut.
CEO: Jeffrey Alan Hawkins. Company website
QSI — Frequently Asked Questions
What is the QSI stock price today?
Quantum-Si incorporated (QSI) trades at $0.75, down 3.23% on the day, as of Sep 20, 2026 14:57 UTC.
What is Quantum-Si incorporated's market cap?
Quantum-Si incorporated has a market capitalisation of $147.40M, calculated from the live QSI share price and shares outstanding.
What is the P/E ratio of QSI?
QSI has no meaningful price-to-earnings ratio: Quantum-Si incorporated lost $0.46 per share over the last twelve months, and a P/E is only defined on positive earnings.
How much revenue does Quantum-Si incorporated make?
Quantum-Si incorporated generated revenue of $1.61M over the trailing twelve months, which puts the stock at 91.84 times sales.
What is the 52-week range for QSI?
QSI has traded between $0.69 and $3.10 over the past 52 weeks, and the last price is 76.0% below that high.
Is Quantum-Si incorporated profitable?
No. Quantum-Si incorporated is loss-making, with a net margin of -6,138.26% over the trailing twelve months.
What is the analyst price target for QSI?
Wall Street analysts rate QSI Buy, with an average price target of $1.90, 155.0% above the current price.
What sector is Quantum-Si incorporated in?
Quantum-Si incorporated is classified under the Healthcare sector and the Medical - Devices industry, and is domiciled in US.
Who is the CEO of Quantum-Si incorporated?
Jeffrey Alan Hawkins is the chief executive of Quantum-Si incorporated, which employs 145 people.
Where can I track QSI in real time?
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