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Friday 6 November 2026
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Quantum-Si Incorporated
QSI Healthcare Medical Devices
Quantum-Si Incorporated’s revenue for fiscal 2025 (year ended December 2025) was $2.4 million, down 20.3% from fiscal 2024.
- Revenue
- −61.6%
- EPS
- +41.2%
- Free cash flow
- +37.5%
Quarter to September 2026, against a year earlier
1.35
0.18
+15.38%
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Quantum-Si Incorporated (QSI) P/E ratio
Quantum-Si Incorporated has no meaningful P/E ratio: its trailing twelve-month earnings is negative. Over the past ten years it has ranged from 0.0× (November 2026) to 0.0× (November 2026) — the current reading is the highest in ten years.
P/E ratio, daily
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Annual newest first
| Period | P/E ratio | Change |
|---|---|---|
| FY2025 | 0.0× | — |
| FY2024 | 0.0× | — |
| FY2023 | 0.0× | — |
Quarterly newest first
| Period | P/E ratio | Change |
|---|---|---|
| Sep 2026 | 0.0× | — |
| Jun 2026 | 0.0× | — |
| Mar 2026 | 0.0× | — |
| Dec 2025 | 0.0× | — |
| 11 more quarters | Free account |
Against its own ten years
Low 0.0×
High 0.0×
Ten-year median
0.0×
Current reading's percentile
100
P/E ratio against peers
| Company | P/E ratio |
|---|---|
| CLPT ClearPoint Neuro, Inc. compare | n/m |
| QSI Quantum-Si Incorporated | n/m |
| CV CapsoVision, Inc. compare | n/m |
| TLSI TriSalus Life Sciences, Inc. compare | n/m |
| TMCI Treace Medical Concepts, Inc. compare | n/m |
| PROF Profound Medical compare | n/m |
| LAB Standard BioTools Inc. compare | 1.8× |
| ELMD Electromed, Inc. compare | 19.4× |
| INFU InfuSystems Holdings, Inc. compare | 32.0× |
| Medical Devices industry median | 25.6× |
| Healthcare sector median | 25.2× |
| Market median | 17.9× |
What P/E ratio is
Price to Earnings Ratio shows how much investors pay for each dollar of a company’s annual profit per share.
Stock Price ÷ EPS (Basic) (TTM)