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Quote
CIEN.NYSE
- Ciena Corp
Quotes are at least 15-min delayed:2025/10/23 16:30 EDT
After Hours
Last
 173.0051
+0.4251 (+0.25%)
Bid
170
Ask
173.18
High 173.18 
Low 170 
Volume 562345 
Regular Hours
Last
 172.58
+8.1 (+4.92%)
Day High 
173.841 
Prev. Close
164.48 
1-M High
177.7899 
Volume 
2.24M 
Bid
170
Ask
173.18
Day Low
164.13 
Open
164.13 
1-M Low
133.67 
Market Cap 
23.20B 
Currency USD 
P/E 167.84 
%Yield -- 
10-SMA 166.69 
20-SMA 157.8 
50-SMA 130.09 
52-W High 177.7899 
52-W Low 49.21 
Exchange NYSE 
Valuation Estimation
EPS (Current/Estimated)
0.98/3.87
Enterprise Value
24.80B
Balance Sheet
Book Value Per Share
19.76
Cash Flow
Cash Flow Yield
0.03
Income Statement
Total Revenue
4.01B
Operating Revenue Per Share
29.97
Industry Comparison
More
Code Name   Last Change Change (%) P/E P/E Range
NOKNokia Corp6.17+0.62+11.17%29.86PE
After Hours 6.17 0 0.00%
ONDSOndas Holdings7.06+0.32+4.75%-- 
After Hours 7.13 +0.07 +0.99%
HPEHewlett Packard Enterprise Company23.19+0.1+0.43%27.2PE
After Hours 23.19 0 0.00%
ERICEricsson9.48-0.03-0.32%12.11PE
After Hours 9.49 +0.01 +0.11%
CSCOCisco Systems70.27-0.39-0.55%27.84PE
After Hours 70.27 0 0.00%
Quotes are at least 15-min delayed：2025/10/23 16:30 EDT
Industry overview quotes are at least 15 minutes delayed
Business Description
Ciena is a telecommunications equipment provider focused on optical transport technologies, with clients in a number of industries such as communication services providers, web-scale providers, cable operators, government, and large enterprises worldwide. The company provides equipment, software, and services that support transport, switching, aggregation, service delivery, and data traffic management.
Information provided by: etnet
Terms and Conditions
Bank of China (Hong Kong) Limited
Disclaimer:
This information is provided by ET Net Limited ("ET Net") and/or its third party information providers (the "Sources") and is strictly for reference only. It is not intended to provide any financial or professional advice and any person should not rely upon the same as such. You should obtain relevant and specific professional advice before making any investment decision. Before making an investment decision, you should consider, with the assistance of your professional securities adviser, whether the information is appropriate in light of your particular investment needs, objectives and financial circumstances. ET Net and the Sources endeavor to ensure the accuracy and reliability of the information provided. Notwithstanding the aforesaid, ET Net, the Sources and Bank of China (Hong Kong) Limited do not guarantee or make any representation, warranty or undertaking as to the accuracy, reliability, completeness or timeliness of this information, and accept no responsibility or liability whatsoever (whether in tort or contract or otherwise) for any loss or damage howsoever arising from or in reliance upon the whole or any part of such information.