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QSI — Quantum-Si Incorporated Class A Common Stock

Nasdaq

Quantum-Si Incorporated Class A Common Stock

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$1.43
+0.36(+33.64%)
O
1.20
H
1.48
L
1.15
V
32.31M
⏱️ End-of-day dataAs of Oct 1, 2026

Chart

About QSI

Quantum-Si Inc is a life sciences company focused on proteomics research and analytical technologies. It develops single-molecule detection platforms designed to enable next-generation protein sequencing (NGPS) and large-scale protein analysis. Its technology supports massively parallel sequencing of proteins and can also be applied to the study of nucleic acids, providing tools for researchers and clinical applications in molecular analysis. The company's revenue is derived from sales of products and services.

IndustryMEASURING & CONTROLLING DEVICES, NEC
SectorNot available
IPO DateJun 11, 2021
Employees145
Stock ExchangeNasdaq
Ticker SymbolQSI

Key Financial Statistics

Market Cap$182.61M
P/E RatioN/A
Dividend YieldN/A
EPSN/A
BetaN/A
52-Week Range$0.61 - $25.00
52-Week Avg Volume3.82M
VWAP$1.34
Transactions68,410
Total Recorded Bars1,476 days