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

MAX chart

Closing price and volume

CIEN all-time price chart4.98268.0531.0794.01057Mar 97Feb 03Jan 09Jan 15Dec 20Oct 26