CIEN chart

Ciena Corporation · Quote, news and financials

320.72 USD
-28.73 -8.22%
Bid
320.62 × 80
Ask
320.78 × 40

Extended hours 323.87 +0.98%

As of Oct 30, 2026

5Y chart

Closing price and volume

CIEN five-year price chart38.3188.1337.9487.7637.5Nov 21Oct 22Oct 23Nov 24Nov 25Oct 26