CIEN
Ciena Corporation
$482.00
0.68 (0.14%) Today
3.18 (0.66%) After-hours
— up— down
Open
$476.10
$476.10Previous Close
$479.50
$479.50Day Range
$435.12 – $482.20
$435.12 – $482.2052-Week Range
$76.89 – $637.51
$76.89 – $637.51Earnings Date
Sep 2, 2026
Sep 2, 2026Volume
2.68M
2.68MExchange
NYSE
NYSEAbout CIEN
Ciena Corporation is an American optical networking systems and software company based in Hanover, Maryland. The company has been described as a vital player in optical connectivity. The company reported revenues of $4.8 billion and more than 9,000 employees, as of November 2025. Gary Smith serves as president and chief executive officer (CEO).
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