Ciena Corp (CIEN) stock
CIENNYSETelephone & Telegraph ApparatusFiscal year ends October 31
Financials through Q3 FY2026, quarter ended Aug 1, 2026Last filing: 10-Q on Sep 3, 2026Score 12/30115% above fair value
$293.99−2.05 (-0.69%)
Close on Nov 12, 2026Market cap $41.69BP/E 65.6Yield –
Ciena operating margin
Operating margin is operating income as a percentage of revenue.
Ciena's operating margin for the twelve months ending Aug 1, 2026 was 12.3%. For fiscal 2025 it was 4.1%, against 4.1% the year before. The highest annual figure on record is 13.8% in fiscal 2020.
Annual operating margin
| Period | Period end | Value | Change (pts) |
|---|---|---|---|
| FY2025 | Nov 1, 2025 | 4.1% | −0.0 |
| FY2024 | Nov 2, 2024 | 4.1% | −4.0 |
| FY2023 | Oct 28, 2023 | 8.2% | +2.0 |
| FY2022 | Oct 29, 2022 | 6.1% | −7.5 |
| FY2021 | Oct 30, 2021 | 13.7% | −0.1 |
| FY2020 | Oct 31, 2020 | 13.8% | +4.1 |
| FY2019 | Nov 2, 2019 | 9.7% | +2.3 |
| FY2018 | Oct 31, 2018 | 7.4% | −0.2 |
| FY2017 | Oct 31, 2017 | 7.7% | +1.7 |
| FY2016 | Oct 31, 2016 | 6.0% | +1.9 |
| FY2015 | Oct 31, 2015 | 4.1% | +2.1 |
| FY2014 | Oct 31, 2014 | 2.0% | +2.1 |
| FY2013 | Oct 31, 2013 | -0.1% | +4.3 |
| FY2012 | Oct 31, 2012 | -4.4% | +5.0 |
| FY2011 | Oct 31, 2011 | -9.4% | +16.7 |
| FY2010 | Oct 31, 2010 | -26.0% | +62.7 |
| FY2009 | Oct 31, 2009 | -88.8% | −91.2 |
| FY2008 | Oct 31, 2008 | 2.4% | – |
Quarterly operating margin
Change is against the same quarter a year earlier.
Periods
| Period | Period end | Value | Change (pts) |
|---|---|---|---|
| Q3 FY2026CQ2 2026 | Aug 1, 2026 | 18.0% | +12.0 |
| Q2 FY2026CQ1 2026 | May 2, 2026 | 15.1% | +12.2 |
| Q1 FY2026CQ4 2025 | Jan 31, 2026 | 13.3% | +5.8 |
| Q4 FY2025CQ3 2025 | Nov 1, 2025 | 0.8% | −4.5 |
| Q3 FY2025CQ2 2025 | Aug 2, 2025 | 6.0% | +3.2 |
| Q2 FY2025CQ1 2025 | May 3, 2025 | 2.9% | +3.4 |
| Q1 FY2025CQ4 2024 | Feb 1, 2025 | 7.5% | −0.6 |
| Q4 FY2024CQ3 2024 | Nov 2, 2024 | 5.3% | −2.8 |
| Q3 FY2024CQ2 2024 | Jul 27, 2024 | 2.8% | −4.5 |
| Q2 FY2024CQ1 2024 | Apr 27, 2024 | -0.4% | −9.5 |
| Q1 FY2024CQ4 2023 | Jan 27, 2024 | 8.2% | +0.1 |
| Q4 FY2023CQ3 2023 | Oct 28, 2023 | 8.1% | +0.1 |
| Q3 FY2023CQ2 2023 | Jul 29, 2023 | 7.3% | +4.2 |
| Q2 FY2023CQ1 2023 | Apr 29, 2023 | 9.1% | +2.9 |
| Q1 FY2023CQ4 2022 | Jan 28, 2023 | 8.1% | +1.0 |
| Q4 FY2022CQ3 2022 | Oct 29, 2022 | 8.0% | −5.2 |
| Q3 FY2022CQ2 2022 | Jul 30, 2022 | 3.1% | −11.9 |
| Q2 FY2022CQ1 2022 | Apr 30, 2022 | 6.2% | −9.9 |
| Q1 FY2022CQ4 2021 | Jan 29, 2022 | 7.1% | −2.9 |
| Q4 FY2021CQ3 2021 | Oct 30, 2021 | 13.2% | +1.9 |
| Q3 FY2021CQ2 2021 | Jul 31, 2021 | 15.0% | −4.2 |
| Q2 FY2021CQ1 2021 | May 1, 2021 | 16.0% | +1.8 |
| Q1 FY2021CQ4 2020 | Jan 30, 2021 | 10.0% | +0.7 |
| Q4 FY2020CQ3 2020 | Oct 31, 2020 | 11.3% | +1.7 |
| Q3 FY2020CQ2 2020 | Aug 1, 2020 | 19.3% | +6.2 |
| Q2 FY2020CQ1 2020 | May 2, 2020 | 14.3% | +5.0 |
| Q1 FY2020CQ4 2019 | Jan 31, 2020 | 9.4% | +3.2 |
| Q4 FY2019CQ3 2019 | Nov 2, 2019 | 9.6% | −1.0 |
| Q3 FY2019CQ2 2019 | Jul 31, 2019 | 13.0% | +2.6 |
| Q2 FY2019CQ1 2019 | Apr 30, 2019 | 9.3% | +4.9 |
| Q1 FY2019CQ4 2018 | Jan 31, 2019 | 6.2% | +3.6 |
| Q4 FY2018CQ3 2018 | Oct 31, 2018 | 10.7% | +3.2 |
| Q3 FY2018CQ2 2018 | Jul 31, 2018 | 10.4% | −0.8 |
| Q2 FY2018CQ1 2018 | Apr 30, 2018 | 4.4% | −3.8 |
| Q1 FY2018CQ4 2017 | Jan 31, 2018 | 2.6% | −0.5 |
| Q4 FY2017CQ3 2017 | Oct 31, 2017 | 7.5% | −0.8 |
| Q3 FY2017CQ2 2017 | Jul 31, 2017 | 11.3% | – |
| Q2 FY2017CQ1 2017 | Apr 30, 2017 | 8.2% | – |
| Q1 FY2017CQ4 2016 | Jan 31, 2017 | 3.1% | – |
| Q4 FY2016CQ3 2016 | Oct 31, 2016 | 8.3% | – |
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