NYSE:CIEN | PE Ratio | CIENA CORP

Historical market capitalization divided by trailing-four-quarter filed net income.

Available history
2015-10-31 to 2026-08-27
Data captured

Historical PE Ratio

DatePE Ratio
2026-08-2786.7
2026-08-0181.76
2026-05-02172.93
2026-01-31155.51
2025-11-01217.14
2025-08-0288.92
2025-05-0398.49
2025-02-01157.25
2024-11-02108.7
2024-07-2752.45
2024-04-2743.75
2024-01-2732.67
2023-10-2823.31
2023-07-2927.96
2023-04-2934.07
2023-01-2841.52
2022-10-2946.83
2022-07-3038.5
2022-04-3019.52
2022-01-2920.19
2021-10-3016.81
2021-07-3119.53
2021-05-0121.38
2021-01-3023.38
2020-10-3116.85
2018-07-314.84
2018-04-304.86
2018-01-313.91
2017-10-312.41
2017-07-3126.53
2017-04-3028.99
2017-01-3139.08
2016-10-3137.32
2016-07-31120.56
2016-04-30189.7
2016-01-31129.22
2015-10-31280.59