Debt-to-equity of CIENA CORP from 30 Apr 2011 to 31 Jan 2026

Taxonomy & unit
ratio: %
Description
Debt-to-equity (D/E) ratio is used to evaluate a company's financial leverage and is calculated by dividing a company's total liabilities by its shareholder equity.
Summary
CIENA CORP quarterly Debt-to-equity in % history and change rate from 30 Apr 2011 to 31 Jan 2026.
  • CIENA CORP Debt-to-equity for the quarter ending 31 Jan 2026 was 109%, a 13% increase year-over-year.
Debt-to-equity, Quarterly (%)
Debt-to-equity, YoY Quarterly Change (%)

CIENA CORP Quarterly Debt-to-equity (%)

Period Value YoY Chg Change % Date
Q4 2025 109% +12% +13% 31 Jan 2026
Q3 2025 106% +11% +12% 01 Nov 2025
Q2 2025 102% +8.6% +9.1% 02 Aug 2025
Q1 2025 99% +4.8% +5.1% 03 May 2025
Q4 2024 97% +1.7% +1.8% 01 Feb 2025
Q3 2024 95% -2.5% -2.6% 02 Nov 2024
Q2 2024 94% -1.1% -1.1% 27 Jul 2024
Q1 2024 94% +1.8% +1.9% 27 Apr 2024
Q4 2023 95% +7.9% +9% 27 Jan 2024
Q3 2023 97% +17% +21% 28 Oct 2023
Q2 2023 95% +21% +28% 29 Jul 2023
Q1 2023 92% +25% +36% 29 Apr 2023
Q4 2022 87% +23% +36% 28 Jan 2023
Q3 2022 81% +19% +32% 29 Oct 2022
Q2 2022 74% +11% +18% 30 Jul 2022
Q1 2022 68% +3.4% +5.3% 30 Apr 2022
Q4 2021 64% -2.5% -3.7% 29 Jan 2022
Q3 2021 61% -8.7% -12% 30 Oct 2021
Q2 2021 63% -11% -14% 31 Jul 2021
Q1 2021 65% -11% -15% 01 May 2021
Q4 2020 67% -11% -14% 30 Jan 2021
Q3 2020 70% -8.2% -10% 31 Oct 2020
Q2 2020 73% -8.6% -11% 01 Aug 2020
Q1 2020 76% -12% -13% 02 May 2020
Q4 2019 78% -16% -17% 31 Jan 2020
Q3 2019 78% -21% -21% 31 Oct 2019
Q2 2019 82% -15% -15% 31 Jul 2019
Q1 2019 88% -20% -19% 30 Apr 2019
Q4 2018 93% -34% -27% 31 Jan 2019
Q3 2018 99% -62% -38% 31 Oct 2018
Q2 2018 96% -139% -59% 31 Jul 2018
Q1 2018 108% -161% -60% 30 Apr 2018
Q4 2017 128% -170% -57% 31 Jan 2018
Q3 2017 161% -152% -49% 31 Oct 2017
Q2 2017 235% -94% -28% 31 Jul 2017
Q1 2017 269% -129% -32% 30 Apr 2017
Q4 2016 298% -212% -42% 31 Jan 2017
Q3 2016 313% -648% -67% 31 Oct 2016
Q2 2016 329% -4867% -94% 31 Jul 2016
Q1 2016 398% +13362% 30 Apr 2016
Q4 2015 510% +3434% 31 Jan 2016
Q3 2015 961% +3811% 31 Oct 2015
Q2 2015 5195% +7833% 31 Jul 2015
Q1 2015 -12964% -10728% -480% 30 Apr 2015
Q4 2014 -2924% -821% -39% 31 Jan 2015
Q3 2014 -2850% -674% -31% 31 Oct 2014
Q2 2014 -2638% -477% -22% 31 Jul 2014
Q1 2014 -2236% +127% +5.4% 30 Apr 2014
Q4 2013 -2103% +827% +28% 31 Jan 2014
Q3 2013 -2176% +1539% +41% 31 Oct 2013
Q2 2013 -2161% +5044% +70% 31 Jul 2013
Q1 2013 -2364% +36951% +94% 30 Apr 2013
Q4 2012 -2930% -13827% -127% 31 Jan 2013
Q3 2012 -3716% -7858% -190% 31 Oct 2012
Q2 2012 -7205% -9543% -408% 31 Jul 2012
Q1 2012 -39315% -40715% -2909% 30 Apr 2012
Q4 2011 10897% 31 Jan 2012
Q3 2011 4142% 31 Oct 2011
Q2 2011 2338% 31 Jul 2011
Q1 2011 1400% 30 Apr 2011
* An asterisk sign (*) next to the value indicates that the value is likely invalid.