CIEN
Ciena Corporation
- P/E (TTM)
- 5-year median
- 10-year median
P/E ratio (TTM)
P/E ratio by quarter
| Date | Close | EPS (TTM) | P/E |
|---|---|---|---|
| Sep 30, 2026 | $351.82 | $4.48 | 78.5 |
| Jun 30, 2026 | $490.56 | $3.00 | 163.3 |
| Mar 31, 2026 | $388.23 | $1.57 | 246.7 |
| Dec 31, 2025 | $233.87 | $0.85 | 275.1 |
| Sep 30, 2025 | $145.67 | $0.97 | 150.1 |
| Jun 30, 2025 | $81.33 | $0.72 | 112.9 |
| Mar 31, 2025 | $60.43 | $0.54 | 111.8 |
| Dec 31, 2024 | $84.81 | $0.58 | 146.2 |
| Sep 30, 2024 | $61.59 | $0.94 | 65.7 |
| Jun 28, 2024 | $48.18 | $1.04 | 46.5 |
| Mar 28, 2024 | $49.45 | $1.54 | 32.2 |
| Dec 29, 2023 | $45.01 | $1.71 | 26.3 |
| Sep 29, 2023 | $47.26 | $1.48 | 32.0 |
| Jun 30, 2023 | $42.49 | $1.35 | 31.6 |
| Mar 31, 2023 | $52.52 | $1.22 | 43.2 |
| Dec 30, 2022 | $50.98 | $1.00 | 51.0 |
| Sep 30, 2022 | $40.43 | $1.27 | 31.8 |
| Jun 30, 2022 | $45.70 | $2.72 | 16.8 |
| Mar 31, 2022 | $60.63 | $3.13 | 19.4 |
| Dec 31, 2021 | $76.97 | $3.19 | 24.1 |
| Sep 30, 2021 | $51.35 | $2.95 | 17.4 |
| Jun 30, 2021 | $56.89 | $2.34 | 24.4 |
| Mar 31, 2021 | $54.72 | $2.27 | 24.2 |
| Dec 31, 2020 | $52.85 | $2.32 | 22.8 |
| Sep 30, 2020 | $39.69 | — | — |
| Jun 30, 2020 | $54.16 | — | — |
| Mar 31, 2020 | $39.81 | — | — |
| Dec 31, 2019 | $42.69 | — | — |
| Sep 30, 2019 | $39.23 | — | — |
| Jun 28, 2019 | $41.13 | — | — |
| Mar 29, 2019 | $37.34 | — | — |
| Dec 31, 2018 | $33.91 | — | — |
| Sep 28, 2018 | $31.24 | $2.96 | 10.6 |
| Jun 29, 2018 | $26.51 | $3.01 | 8.8 |
| Mar 29, 2018 | $25.90 | $3.17 | 8.2 |
| Dec 29, 2017 | $20.93 | $7.53 | 2.8 |
| Sep 29, 2017 | $21.97 | $0.93 | 23.6 |
| Jun 30, 2017 | $25.02 | $0.77 | 32.4 |
| Mar 31, 2017 | $23.61 | $0.62 | 38.0 |
| Dec 30, 2016 | $24.41 | $0.51 | 47.9 |
| Sep 30, 2016 | $21.80 | $0.13 | 173.3 |
| Jun 30, 2016 | $18.75 | $0.09 | 218.5 |
| Mar 31, 2016 | $19.02 | $0.16 | 122.1 |
| Dec 31, 2015 | $20.69 | $0.10 | 206.9 |
| Sep 30, 2015 | $20.72 | −$0.14 | — |
| Jun 30, 2015 | $23.68 | −$0.18 | — |
| Mar 31, 2015 | $19.31 | −$0.45 | — |
| Dec 31, 2014 | $19.41 | −$0.38 | — |
| Sep 30, 2014 | $16.72 | −$0.19 | — |
| Jun 30, 2014 | $21.66 | −$0.35 | — |
| Mar 31, 2014 | $22.74 | −$0.52 | — |
| Dec 31, 2013 | $23.93 | −$0.83 | — |
| Sep 30, 2013 | $25.01 | −$1.13 | — |
| Jun 28, 2013 | $19.43 | −$1.42 | — |
| Mar 28, 2013 | $16.01 | −$1.43 | — |
| Dec 31, 2012 | $15.70 | −$1.45 | — |
| Sep 28, 2012 | $13.59 | −$1.30 | — |
| Jun 29, 2012 | $16.37 | −$1.33 | — |
| Mar 30, 2012 | $16.19 | −$1.71 | — |
| Dec 30, 2011 | $12.10 | −$2.04 | — |
| Sep 30, 2011 | $11.20 | −$2.68 | — |
| Jun 30, 2011 | $18.38 | −$3.53 | — |