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

YTD chart

Closing price and volume

CIEN year-to-date price chart216.1321.4426.8532.1637.5Jan 26Mar 26May 26Jul 26Sep 26Oct 26