Quantum-Si
QSI
#8434
Rank
A$0.43 B
Marketcap
A$1.98
Share price
3.01%
Change (1 day)
-19.58%
Change (1 year)

Market capitalization of Quantum-Si (QSI)

Market cap: A$0.43 Billion

As of November 2026 Quantum-Si has a market cap of A$0.43 Billion. This makes Quantum-Si the world's 8434th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.

Market cap history of Quantum-Si from 2021 to 2026

End of year Market Cap

Year Marketcap Change
2026A$0.43 B9.88%
2025A$0.39 B-56.16%
2024A$0.90 B115.88%
2023A$0.41 B11.21%
2022A$0.37 B-74.79%
2021A$1.49 B

End of Day market cap according to different sources

On Nov 9th, 2026 the market cap of Quantum-Si was reported to be:

A$0.43 Billion
by Nasdaq info icon info icon
A$0.43 Billion
by CompaniesMarketCap info icon info icon