Quantum-Si incorporated, a life sciences company, (QSI) Fair Value & Analysis
Healthcare · US · Market cap $218M
Quantum-Si incorporated, a life sciences company,
QSI · US
Fair value as of: Jul 18, 2026
From 1 valuation models · updated 5 days ago
Share price −16.3% over the past month.
Price vs Fair Value (12 months)
12‑month range $0.7110 – $2.63 · fair‑value band $0.4250 – $0.8075 · the $0.8360 price screens above the $0.6460 fair value. As of Jul 18, 2026.
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Quantum-Si incorporated, a life sciences company, (QSI) currently trades at $0.8360, while our model-based Fair Value estimate is $0.6460, implying the stock looks roughly 22.7% overvalued today. We read business quality at 13/100 (below-average quality), in the Healthcare sector. Bear case: priced above our estimate, the market already discounts strong expectations. Bull case: above-average quality can justify a premium, the entry price still matters most (evidence: low).
Trailing-twelve-month revenue stands at $1.9M. Revenue declined 69.4% year over year. It earns a return on equity of -46.4%. The balance sheet holds a net cash position of $17.5M. Fundamentals as of Jul 18, 2026
Our scenario range runs from $0.4250 (bear case) to $0.8075 (bull case); at $0.8360, the current price sits above that range. The share trades about 73% below its 52-week high and 21% above its 52-week low, currently below its 200-day average. For context, the median of 10 Healthcare peers we cover trades at -29% fair-value upside, at -23%, QSI screens cheaper than that median.
Key figures & financial health
More key figures
Figures from reported company fundamentals (EODHD) · as of Jul 18, 2026. TTM = trailing twelve months.
About the company
Quantum-Si incorporated, a life sciences company, develops proprietary, universal, and single-molecule detection platform applied to proteomics to enable next-gen protein sequencing (NGPS). The company offers Platinum and Platinum Pro NGPS instruments for single-molecule, amino acid level resolution, and automated data analysis; library preparation kits to prepare a customer's protein sample for sequencing; and sequencing kits, which contain the reagents and consumables used to perform NGPS. It also provides Platinum analysis software, a cloud-based solution that automates data analysis workflows and visualizes the sequencing results. The company was founded in 2013 and is headquartered in Branford, Connecticut.
Revenue & earnings trend
FY2021 – FY2025 · reported fiscal years
Quantum-Si incorporated, a life sciences company, reported revenue of $2.4M in FY2025 versus $0 in FY2021. Reported net income was −$101M in FY2025.
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|---|---|---|---|
| Abbott Laboratories, ABT | $90.53 | $79.67 | -12% |
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| Siemens Healthineers AG SEMHF | $39.95 | $44.36 | +11% |
| Shenzhen Mindray Bio-Medical Electronics Co 300760 | ¥141.85 | ¥147.63 | +4% |
| STERIS plc S1TE34 | R$52.14 | R$8.02 | -85% |
| Zimmer Biomet Holdings Z1BH34 | R$119.88 | R$85.65 | -29% |
| Shanghai United Imaging Healthcare Co 688271 | ¥104.19 | ¥45.36 | -56% |
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How we calculate Fair Value
Each company is valued through a stack of independent intrinsic-value models (DCF variants, residual-income, multiples and more), blended into one family-balanced consensus and weighted by how much trustworthy data backs it. A separate quality layer scores the fundamentals. Every input is real reported data, nothing guessed.
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Not financial advice · no buy/sell recommendation. Model-based estimates are not certainties; their reliability depends on data quality and assumptions.