Quantum-Si (QSI) Stock Price

Quantum-Si Price

NASDAQ·CLOSED
1.39
​
Market closed

Over the last 3 years Quantum-Si grew revenue by 74.4% annually, reaching 2.44 M USD. For Quantum-Si, the net margin of -4,160.1% is up versus -28,854.5% a few years ago. The consensus 12-month price target for Quantum-Si is 1.45 USD, about 4.3% above where the stock trades today. Of 7 analysts, 5 rate the stock a buy — an overall Buy consensus.

Quantum-Si stock price

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Quantum-Si business model & stock analysis

Quantum-Si, Inc. engages in the development of a proprietary universal single-molecule detection platform to enable Next-Generation Protein Sequencing, the ability to sequence proteins in a massively parallel fashion. The company is headquartered in Branford, Connecticut and currently employs 196 full-time employees. The company went IPO on 2020-09-04. The company has designed and developed a hardware, consumable and software solution to provide a full end-to-end solution. The company has developed a single-molecule detection platform enable Next-Generation Protein Sequencing (NGPS), the ability to sequence proteins. Its platform is comprised of the Carbon automated sample preparation instrument, the Platinum NGPS instrument, the Quantum-Si Cloud software service, and reagent kits and chips for use with its instruments. The Carbon instrument is an automated sample preparation instrument. The Carbon is designed to enable a range of applications through a simple single-use fluidics cartridge. Its Platinum is designed to make the power of single-molecule detection and NGPS broadly accessible. Its Quantum-Si Cloud software platform is designed to integrate a cloud-based solution into the instrument to stream data in real-time to the cloud where analytical workflows can then interpret the data.

Frequently asked questions about Quantum-Si

Analysts currently set an average price target of 1.45 USD for the Quantum-Si stock (median: 1.45 USD), implying +4.3 % versus the latest price. The consensus is based on 7 analyst ratings.

7 analysts currently rate the Quantum-Si stock: 5 recommend buying, 2 holding and 0 selling. For 2026, analysts expect Quantum-Si to generate revenue of 1.15 M USD and earnings per share of -0.47 USD.

Converted at the current exchange rate, the Quantum-Si share trades at 1.24 EUR (1.39 USD).

The Quantum-Si share (QSI) is listed on 1 stock exchanges, including: NASDAQ (QSI).

The expected revenue of Quantum-Si is 1.15 M USD. This figure is based on current financial data and reflects the company's business performance.

The expected profit of Quantum-Si is -92.74 M USD. The net profit reflects the company's profitability after deducting all expenses.

The price-to-earnings ratio (P/E) of Quantum-Si is currently -2.96. The P/E ratio compares the current share price to the earnings per share and helps investors assess the valuation of the Quantum-Si stock.

The price-to-sales ratio (P/S) of Quantum-Si is currently 240.09. The P/S ratio compares the market capitalization to the annual revenue and serves as a valuation metric for the Quantum-Si stock.

The Eulerpool Quality Score for Quantum-Si is 3/10.

The ISIN of Quantum-Si is US74765K1051. The ISIN (International Securities Identification Number) is a globally unique identifier for securities.

The ticker of Quantum-Si is QSI. The ticker symbol is used to trade Quantum-Si shares on the stock exchange.

Fair ValueTerminal
1.21 USD
Over-/UndervaluationTerminal
Fairly valued
Sector
Industry
Life Sciences Tools & Services
Number of shares
Employees
Revenue per Employee
17,652.17 USD
Revenue growth Ø5 years
EBIT growth Ø5 years
Net Income growth Ø5 years
Currency
USD
Initial public offering
Sep 4, 2020
ISIN
US74765K1051
Cusip
74765K105
Market capitalization
299.57 M USDMicro Cap
52-Week Range
PEG
0.10
P/E ratio
P/Ee 2026
-2.96
P/Ee 2027
-3.58
P/Ee 2028
-4.85
P/Ee 2029
-7.09
P/Ee 2030
-14.72
P/Se
240.09
EV/EBIT
—
P/B Ratio
1.36
ROE (Return on Equity)
ROA (Return on Assets)
ROCE (Return on Capital Employed)
ROIC (Return on Invested Capital)
-45.63 %
Last updated Oct 12, 2026, 10:55 PM

Quantum-Si Peer Group

Quantum-Si Ticker

NASDAQ · QSI

Quantum-Si FIGI

QSI:US · BBG00X8RS963QSI:UA · BBG00XZQG708QSI:UC · BBG00XZQG717QSI:UN · BBG00XZQG735QSI:UP · BBG00XZQG744QSI:UQ · BBG00XZQG753QSI:UB · BBG00XZQG762QSI:UM · BBG00XZQG780QSI:UX · BBG00XZQG799QSI:UD · BBG00XZQG7G1QSI:UF · BBG00XZQG7K6QSI:VY · BBG00XZQG7L5

All fundamentals and in-depth analysis of Quantum-Si

Our stock analysis for Quantum-Si stock includes important financial indicators such as revenue, profit, P/E ratio, P/S ratio, EBIT, as well as information on dividends. We also assess aspects such as stocks, market capitalization, debt, equity, and liabilities of Quantum-Si. If you are looking for more detailed information on these topics, we offer comprehensive analyses on our subpages.