Verified stock price

Quantum-Si (QSI) Stock Price and Company Data

Direct answer

Quantum-Si (QSI) trades at $0.75.

The verified 52-week trading range is $0.69 to $3.10.
The data was observed on September 21, 2026. Missing values are not estimated.
Market data checked September 21, 2026.

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Verified data

Current stock price
$0.75
52-week price range
$0.69 to $3.10
Ticker
QSI
Market
United States
Data snapshot
September 21, 2026
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