QuantumSi Inc (QSI)

QuantumSi Inc (QSI) is a Medical Devices company in the Healthcare sector listed on the NASDAQ.

As of Oct 23, 2026: market cap $245M; returns 1 day +21.7%, 1 week +25.0%, 1 year -36.4%.

QuantumSi Inc. (QSI) is a life sciences instrumentation company pioneering next-generation protein sequencing (NGPS) solutions, aiming to democratize protein analysis through its proprietary single-molecule platform.

Groups QSI belongs to

• Life Sciences Tools & Services
• Biotechnology
• Healthcare
• Life Sciences
• Commercial Stage
• Technology Sector
• Healthcare Technology
• Hardware
• R&D

QSI financial model: income statement, cash flow and balance sheet