Quantum-Si Inc (QSI) Stock Analysis — April 2026 Rating, Price, and Forecast
Company Overview — What Does Quantum-Si Inc Do?
Quantum-Si incorporated, a life sciences company, develops a single molecule detection platform for sample preparation and sequencing. It offers a proprietary single molecule detection platform for use in semiconductor industry to field proteomics to enable next generation protein sequencing. The company was incorporated in 2013 is based in Guilford, Connecticut. Quantum-Si Inc (QSI) is classified as a micro-cap stock in the Technology sector, specifically within the Measuring And Control Equipment industry. The company is led by CEO Jeffrey A. Hawkins and employs approximately 150 people. With a market capitalization of $162M, QSI is one of the notable companies in the Technology sector.
Quantum-Si Inc (QSI) Stock Rating — Avoid (April 2026)
As of April 2026, Quantum-Si Inc receives a Avoid rating with a composite score of 20.7/100 and 1 out of 5 stars from the Blank Capital Research quantitative model.QSI ranks #4,321 out of 4,446 stocks in our coverage universe. Within the Technology sector, Quantum-Si Inc ranks #571 of 584 stocks, placing it in the lower half of its Technology peers. The rating is generated by a multi-factor model that weighs quality (30%), momentum (25%), value (15%), investment (10%), stability (10%), and short interest (10%).
QSI Stock Price and 52-Week Range
Quantum-Si Inc (QSI) currently trades at $0.75. The stock gained $0.00 (0.4%) in the most recent trading session. The 52-week high for QSI is $3.10, which means the stock is currently trading -75.8% from its annual peak. The 52-week low is $0.84, putting the stock -11.0% above its annual trough. Recent trading volume was 1.9M shares, reflecting moderate market activity.
Is QSI Overvalued or Undervalued? — Valuation Analysis
Quantum-Si Inc (QSI) carries a value factor score of 12/100 in the Blank Capital model, signaling premium valuation that prices in significant future growth. The price-to-book ratio stands at 0.70x, versus the sector average of 3.16x. The price-to-sales ratio is 55.53x, compared to 1.06x for the average Technology stock.
At current multiples, Quantum-Si Inc trades at a premium to most Technology peers. This elevated valuation may be justified if the company can sustain above-average growth rates and profitability, but it also creates downside risk if earnings disappoint expectations.
Quantum-Si Inc Profitability — ROE, Margins, and Quality Score
Quantum-Si Inc (QSI) earns a quality factor score of 20/100, signaling below-average profitability metrics relative to the broader market. The return on equity (ROE) is -49.5%, compared to the Technology sector average of -1.4%, which is below typical expectations for high-quality companies. Return on assets (ROA) comes in at -44.4% versus the sector average of -1.0%.
On a margin basis, Quantum-Si Inc reports gross margins of 49.7%, compared to 50.9% for the sector. The operating margin is -4713.3% (sector: -0.5%). Net profit margin stands at -4210.6%, versus -1.5% for the average Technology stock. Revenue growth is running at -11.3% on a trailing basis, compared to 14.2% for the sector. Profitability is below benchmark levels, which may reflect industry headwinds, elevated reinvestment, or structural challenges.
QSI Debt, Balance Sheet, and Financial Health
Quantum-Si Inc has a debt-to-equity ratio of 12.0%, compared to the Technology sector average of 43.0%. The low leverage indicates a conservative balance sheet with significant financial flexibility. The current ratio is 7.64x, indicating strong short-term liquidity. Total debt on the balance sheet is $0. Cash and equivalents stand at $31M.
QSI has a beta of 2.23, meaning it is more volatile than the broader market — a $10,000 investment in QSI would be expected to move 123.0% more than the S&P 500 on any given day. The stability factor score for Quantum-Si Inc is 16/100, suggesting elevated price swings that may be unsuitable for conservative portfolios.
Quantum-Si Inc Revenue and Earnings History — Quarterly Trend
In TTM 2026, Quantum-Si Inc reported revenue of $3M and earnings per share (EPS) of $-0.51. Net income for the quarter was $-109M. Gross margin was 49.7%. Operating income came in at $-123M.
In FY 2025, Quantum-Si Inc reported revenue of $2M and earnings per share (EPS) of $-0.51. Net income for the quarter was $-101M. Gross margin was 47.3%. Revenue grew -20.3% year-over-year compared to FY 2024. Operating income came in at $-116M.
In Q3 2025, Quantum-Si Inc reported revenue of $552,000 and earnings per share (EPS) of $-0.17. Net income for the quarter was $-36M. Gross margin was 35.1%. Revenue grew -29.9% year-over-year compared to Q3 2024. Operating income came in at $-40M.
In Q2 2025, Quantum-Si Inc reported revenue of $591,000 and earnings per share (EPS) of $-0.16. Net income for the quarter was $-29M. Gross margin was 59.4%. Revenue grew -5.0% year-over-year compared to Q2 2024. Operating income came in at $-30M.
Over the past 8 quarters, Quantum-Si Inc has demonstrated a growth trajectory, with revenue expanding from $622,000 to $3M. Investors analyzing QSI stock should weigh these quarterly trends alongside the valuation and quality metrics discussed above.
QSI Dividend Yield and Income Analysis
Quantum-Si Inc (QSI) does not currently pay a dividend. This is common among smaller companies in the Measuring And Control Equipment industry that prefer to reinvest cash flows into business expansion rather than returning capital to shareholders. Income-focused investors looking for Technology dividend stocks may want to explore other Technology stocks or use the stock screener to filter by dividend yield.
QSI Momentum and Technical Analysis Profile
Quantum-Si Inc (QSI) has a momentum factor score of 16/100, signaling weak relative price performance. Stocks with low momentum scores have historically tended to continue underperforming in the near term. The investment factor score is 36/100, which measures capital allocation efficiency and asset growth patterns. The short interest score of 38/100 signals elevated short interest, which can indicate bearish sentiment among institutional investors.
QSI vs Competitors — Technology Sector Ranking and Peer Comparison
Within the Technology sector, Quantum-Si Inc (QSI) ranks #571 out of 584 stocks based on the Blank Capital composite score. This places QSI in the lower half of all Technology stocks in our coverage universe. Key competitors and sector peers include IHS Holding Ltd (IHS) with a score of 55.0/100, VERISIGN INC/CA (VRSN) with a score of 56.0/100, ESCO TECHNOLOGIES INC (ESE) with a score of 51.7/100, CareCloud, Inc. (CCLD) with a score of 46.9/100, and MMTec, Inc. (MTC) with a score of 47.4/100.
Comparing QSI against the S&P 500 benchmark is also instructive for understanding relative performance. Investors can view the full QSI vs S&P 500 (SPY) comparison to assess how Quantum-Si Inc stacks up against the broader market across all factor dimensions.
QSI Next Earnings Date
No upcoming earnings date has been announced for Quantum-Si Inc (QSI) at this time. Check the earnings calendar for the latest scheduling updates across all stocks in our coverage universe.
Should You Buy QSI? — Investment Thesis Summary
The quantitative profile for Quantum-Si Inc suggests caution. The quality score of 20/100 flags below-average profitability. The value score of 12/100 indicates premium valuation. Momentum is weak at 16/100, a headwind for near-term performance. High volatility (stability score 16/100) increases portfolio risk.
In summary, Quantum-Si Inc (QSI) earns a Avoid rating with a composite score of 20.7/100 as of April 2026. The rating is derived from the Blank Capital Research methodology, which combines six factor dimensions into a single quantitative ranking. Investors should consider these quantitative signals alongside their own fundamental research, risk tolerance, and investment time horizon before making buy or sell decisions on QSI stock.
Related Resources for QSI Investors
Explore more research and tools: QSI vs S&P 500 comparison, top Technology stocks, stock screener, our methodology, quality factor explained, value factor explained, momentum factor explained. Compare QSI head-to-head with peers: QSI vs IHS, QSI vs VRSN, QSI vs ESE.