QSI chart

Quantum-Si incorporated · Quote, news and financials

1.30 USD
+0.04 +3.17%
Bid
1.29 × 2
Ask
1.30 × 2

Extended hours 1.31 +0.53%

As of Nov 3, 2026

MAX chart

Closing price and volume

QSI all-time price chart0.616.7112.818.925.0Nov 20Jan 22Apr 23Jun 24Aug 25Nov 26