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QSI logo QSI
Upturn stock rating
QSI logo

QuantumSi Inc (QSI)

Upturn stock rating
$2.63
Last Close (24-hour delay)
Profit since last BUY64.37%
upturn advisory
Consider higher Upturn Star rating
BUY since 17 days
  • BUY Advisory
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  • SELL Advisory (Loss)​
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Upturn Stock info Stock price based on last close
*as per simulation
(see disclosures)
Time period over
  • ALL
  • YEAR
  • MONTH
  • WEEK

Upturn Advisory Summary

10/15/2025: QSI (1-star) has a low Upturn Star Rating. Not recommended to BUY.

Upturn Star Rating

rating

Not Recommended Performance

These Stocks/ETFs, based on Upturn Advisory, consistently fall short of market performance, signaling caution before investing.

Number of Analysts

rating

3 Analysts rated it

Very few follow this stock; limited insights, higher-risk early investing.

1 Year Target Price $2.67

1 Year Target Price $2.67

Analysts Price Target For last 52 week
$2.67 Target price
52w Low $0.61
Current$2.63
52w High $5.77

Analysis of Past Performance

Type Stock
Historic Profit -47.07%
Avg. Invested days 23
Today’s Advisory Consider higher Upturn Star rating
Upturn Star Rating upturn star rating icon
Upturn Advisory Performance Upturn Advisory Performance 2.0
Stock Returns Performance Upturn Returns Performance 1.0
Upturn Profits based on simulation Profits based on simulation
Upturn Profits based on simulation Last Close 10/15/2025

Key Highlights

Company Size Small-Cap Stock
Market Capitalization 435.36M USD
Price to earnings Ratio -
1Y Target Price 2.67
Price to earnings Ratio -
1Y Target Price 2.67
Volume (30-day avg) 3
Beta 2.91
52 Weeks Range 0.61 - 5.77
Updated Date 10/15/2025
52 Weeks Range 0.61 - 5.77
Updated Date 10/15/2025
Dividends yield (FY) -
Basic EPS (TTM) -0.67

Analyzing Revenue: Products, Geography and Growth

Revenue by Products

Product revenue - Year on Year

Revenue by Geography

Geography revenue - Year on Year

Earnings Date

Report Date -
When -
Estimate -
Actual -

Profitability

Profit Margin -
Operating Margin (TTM) -4527.58%

Management Effectiveness

Return on Assets (TTM) -27.01%
Return on Equity (TTM) -46.87%

Valuation

Trailing PE -
Forward PE -
Enterprise Value 108773604
Price to Sales(TTM) 127.6
Enterprise Value 108773604
Price to Sales(TTM) 127.6
Enterprise Value to Revenue 31.88
Enterprise Value to EBITDA 0.63
Shares Outstanding 182557698
Shares Floating 165217857
Shares Outstanding 182557698
Shares Floating 165217857
Percent Insiders 12.44
Percent Institutions 32.43

ai summary icon Upturn AI SWOT

QuantumSi Inc

stock logo

Company Overview

overview logo History and Background

QuantumSi Inc. was founded in 2013 and went public in 2021 via SPAC merger. The company focuses on developing next-generation protein sequencing technology.

business area logo Core Business Areas

  • Next-Generation Protein Sequencing: Develops and commercializes a platform for protein sequencing using its proprietary Single Molecule Sequencing (SMS) technology. Their core offering is the Platinum system.

leadership logo Leadership and Structure

Dr. Jonathan Rothberg is the founder and Chairman. The company has a typical corporate structure with a CEO and functional VPs.

Top Products and Market Share

overview logo Key Offerings

  • Platinum System: A protein sequencing platform using single-molecule detection. Market share data is not readily available as the protein sequencing market is emerging. Competitors include Bruker (BRKR), Thermo Fisher Scientific (TMO), and Pacific Biosciences (PACB), though they use different technologies.

Market Dynamics

industry overview logo Industry Overview

The protein sequencing market is an emerging field with the potential to revolutionize drug discovery, diagnostics, and personalized medicine.

Positioning

QuantumSi aims to be a leader in the protein sequencing market with its unique SMS technology. Competitive advantage relies on accuracy, throughput, and cost-effectiveness of their platform.

Total Addressable Market (TAM)

The estimated TAM is $37 billion. QuantumSi is positioning itself to capture a significant share through the capabilities of its Platinum system to advance novel therapeutics and multiomics.

Upturn SWOT Analysis

Strengths

  • Proprietary SMS technology
  • Potential for high throughput
  • Experienced leadership team
  • Early mover advantage in protein sequencing

Weaknesses

  • Limited commercial traction
  • High cash burn rate
  • Need for extensive validation data
  • Dependence on single product

Opportunities

  • Growing demand for protein sequencing
  • Expansion into new applications (diagnostics, drug discovery)
  • Partnerships with pharmaceutical companies
  • Increased automation and data analysis capabilities

Threats

  • Competition from established players
  • Technological advancements by competitors
  • Regulatory hurdles
  • Market adoption risks

Competitors and Market Share

competitor logo Key Competitors

  • BRKR
  • TMO
  • PACB

Competitive Landscape

QuantumSi's advantage lies in its SMS technology, but it faces competition from established companies with broader product portfolios and larger customer bases.

Growth Trajectory and Initiatives

Historical Growth: Historical growth has been limited due to product being relatively new and still in the commercial ramp-up phase.

Future Projections: Future growth depends on adoption of the Platinum system and expansion into new markets. Analyst estimates would be needed for specific projections.

Recent Initiatives: Focusing on commercial expansion, product development, and strategic partnerships.

Summary

QuantumSi Inc. is an early-stage company with innovative protein sequencing technology. Its potential lies in disrupting the market and capturing market share. Its weaknesses include limited commercial traction and dependence on one core product. They need to look out for the financial performance and aggressive competitive companies.

Peer Comparison

Sources and Disclaimers

Data Sources:

  • Company Website
  • SEC Filings
  • Industry Reports
  • Analyst Reports (where available)
  • Yahoo Finance

Disclaimers:

This analysis is based on limited publicly available information and should not be considered financial advice. Market share estimates are approximate and may not be precise. This is not investment advice. Consult with a financial advisor before making any investment decisions.

Upturn AI Summarization AI Summarization is directionally correct and might not be accurate.

Upturn AI Summarization Summarized information shown could be a few years old and not current.

Upturn AI Summarization Fundamental Rating based on AI could be based on old data.

Upturn AI Summarization AI-generated summaries may have inaccuracies (hallucinations). Please verify the information before taking action.

About QuantumSi Inc

Exchange NASDAQ
Headquaters Branford, CT, United States
IPO Launch date 2021-06-10
President, CEO & Director Mr. Jeffrey Alan Hawkins
Sector Healthcare
Industry Medical Devices
Full time employees 149
Full time employees 149

Quantum-Si incorporated, a life sciences company, engages in the development of single-molecule detection platform to enable Next Generation Protein Sequencing (NGPS). The company offers Platinum NGPS instrument that provides single molecule amino acid level resolution with a streamlined workflow, including automated data analysis that accessible to researchers in all laboratory types; Platinum Pro NGPS instrument, a single molecule amino acid resolution, which provides an enhanced user interface, cloud or on instrument data analysis and an available pro mode; Library preparation kits to prepare protein sample for sequencing; Barcoding Kits to optimize the workflow and performance of technology; and Sequencing Kits contains the reagents and consumables used to perform NGPS on the Platinum or Platinum Pro instrument. It also provides Platinum Analysis Software, a cloud-based solution that automates data analysis workflows and provides a user-friendly interface and visualization of the sequencing results. Its products are used in antibody characterization, biomarker identification, protein identification, protein variants, protein barcoding, and post translational modification analysis applications. Quantum-Si incorporated was founded in 2013 is headquartered in Branford, Connecticut.