CIENA CORP (CIEN) Other
Market cap
$67.3B
P/E ratio
303x
| 2011/10 | 2012/10 | 2013/10 | 2014/10 | 2015/10 | 2016/10 | 2017/10 | 2018/10 | 2019/10 | 2020/10 | 2021/10 | 2022/10 | 2023/10 | 2024/11 | 2025/11 | |
| Return on Assets | -1.1 | -2 | -0.5 | -1.6 | 0.5 | 2.6 | 36.9 | 1.7 | 6.6 | 9 | 11.1 | 3.1 | 4.8 | 1.5 | 2.1 |
| Return on equity (%) | - | - | - |