QSI chart

Quantum-Si incorporated · Quote, news and financials

1.32 USD
+0.05 +4.37%
Bid
1.31 × 2
Ask
1.32 × 2

Extended hours 1.29 -2.28%

As of Nov 3, 2026

5D chart

Closing price and volume

QSI five-day price chart1.231.381.521.671.81Oct 28Oct 29Oct 30Nov 2Nov 3