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

2Y chart

Closing price and volume

CIEN two-year price chart49.2196.3343.4490.4637.5Oct 24Mar 25Aug 25Jan 26Jun 26Oct 26