63/100B274.02
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Q4 FY2026 · Earnings report
EPS estimate 2.08Revenue estimate 1.76B
Q4 FY2026 · Earnings report
EPS estimate 2.08Revenue estimate 1.76B
Ciena debt to equity ratioWhat is the debt to equity ratio? Debt to equity is a company's total debt divided by its shareholders' equity: how much it has borrowed for each dollar its owners have in the business.
Ciena's debt to equity ratio is 0.08: total debt of 237.16M USD against shareholders' equity of 3.06B USD.
- Today
- 0.08
- Average, 5 years
- 0.51
- Low, 5 years
- 0.08
- High, 5 years
- 0.58
Debt to equity = total debt ÷ shareholders' equity = 237.16M ÷ 3.06B = 0.08
Debt to equity
Total debt
Shareholders' equity
Total debt over shareholders' equity at each quarter end.
Debt to equity by year and by quarter
| Fiscal year | Period ending | Debt to equity | Total debt | Shareholders' equity |
|---|---|---|---|---|
| Today | 0.08 | 237.16M | 3.06B | |
| FY2025 | 1 Nov 2025 | 0.58 | 1.58B | 2.73B |
| FY2024 | 2 Nov 2024 | 0.58 | 1.63B | 2.82B |
| FY2023 | 28 Oct 2023 | 0.58 | 1.66B | 2.85B |
| FY2022 | 29 Oct 2022 | 0.44 | 1.19B | 2.71B |
| FY2021 | 30 Oct 2021 | 0.27 | 803.68M | 3.02B |
| FY2020 | 31 Oct 2020 | 0.33 | 828.14M | 2.51B |
| FY2019 | 31 Oct 2019 | 0.35 | 755.45M | 2.17B |
| FY2018 | 31 Oct 2018 | 0.36 | 693.45M | 1.93B |
| FY2017 | 31 Oct 2017 | 0.44 | 935.98M | 2.14B |
| FY2016 | 31 Oct 2016 | 1.68 | 1.29B | 766.34M |
| FY2015 | 31 Oct 2015 | 2.05 | 1.27B | 620.88M |
| FY2014 | 31 Oct 2014 | — | 1.46B | -69.62M |
| FY2013 | 31 Oct 2013 | — | 1.21B | -82.68M |
| FY2012 | 31 Oct 2012 | — | 1.44B | -88.97M |
| FY2011 | 31 Oct 2011 | 103.97 | 1.44B | 13.87M |
| FY2010 | 31 Oct 2010 | 9.16 | 1.46B | 159.29M |
| FY2009 | 31 Oct 2009 | 1.77 | 806.55M | 455.84M |
| FY2008 | 31 Oct 2008 | 0.80 | 798.00M | 998.95M |
| FY2007 | 31 Oct 2007 | 1.58 | 1.34B | 850.15M |
| FY2006 | 31 Oct 2006 | 1.16 | 875.05M | 753.63M |
| FY2005 | 31 Oct 2005 | 0.88 | 648.75M | 735.37M |
| FY2004 | 31 Oct 2004 | 0.60 | 690.00M | 1.15B |
| FY2003 | 31 Oct 2003 | 0.59 | 791.74M | 1.33B |
| FY2002 | 31 Oct 2002 | 0.56 | 849.57M | 1.53B |
| FY2001 | 31 Oct 2001 | 0.41 | 870.86M | 2.13B |
| FY2000 | 31 Oct 2000 | 0.01 | 5.59M | 809.84M |
| FY1999 | 31 Oct 1999 | 0.01 | 5.90M | 530.50M |
| FY1998 | 31 Oct 1998 | 0.00 | 0.00 | 474.90M |
| FY1997 | 31 Oct 1997 | 0.00 | 0.00 | 363.60M |
| Quarter | Period ending | Debt to equity | Total debt | Shareholders' equity |
|---|---|---|---|---|
| Q3 FY2026 | 1 Aug 2026 | 0.08 | 237.16M | 3.06B |
| Q2 FY2026 | 2 May 2026 | 0.55 | 1.58B | 2.89B |
| Q1 FY2026 | 31 Jan 2026 | 0.57 | 1.59B | 2.79B |
| Q4 FY2025 | 1 Nov 2025 | 0.58 | 1.58B | 2.73B |
| Q3 FY2025 | 2 Aug 2025 | 0.57 | 1.59B | 2.79B |
| Q2 FY2025 | 3 May 2025 | 0.57 | 1.59B | 2.78B |
| Q1 FY2025 | 1 Feb 2025 | 0.57 | 1.58B | 2.79B |
| Q4 FY2024 | 2 Nov 2024 | 0.58 | 1.63B | 2.82B |
| Q3 FY2024 | 27 Jul 2024 | 0.55 | 1.60B | 2.89B |
| Q2 FY2024 | 27 Apr 2024 | 0.56 | 1.60B | 2.88B |
| Q1 FY2024 | 27 Jan 2024 | 0.55 | 1.61B | 2.92B |
| Q4 FY2023 | 31 Oct 2023 | 0.58 | 1.66B | 2.85B |
| Q3 FY2023 | 29 Jul 2023 | 0.55 | 1.61B | 2.95B |
| Q2 FY2023 | 29 Apr 2023 | 0.56 | 1.62B | 2.91B |
| Q1 FY2023 | 28 Jan 2023 | 0.57 | 1.63B | 2.84B |
| Q4 FY2022 | 31 Oct 2022 | 0.44 | 1.19B | 2.71B |
| Q3 FY2022 | 30 Jul 2022 | 0.43 | 1.14B | 2.67B |
| Q2 FY2022 | 30 Apr 2022 | 0.41 | 1.13B | 2.78B |
| Q1 FY2022 | 29 Jan 2022 | 0.40 | 1.13B | 2.81B |
| Q4 FY2021 | 31 Oct 2021 | 0.27 | 803.68M | 3.02B |
| Q3 FY2021 | 31 Jul 2021 | 0.26 | 749.11M | 2.92B |
| Q2 FY2021 | 1 May 2021 | 0.28 | 753.44M | 2.69B |
| Q1 FY2021 | 30 Jan 2021 | 0.29 | 758.78M | 2.59B |
| Q4 FY2020 | 31 Oct 2020 | 0.33 | 828.14M | 2.51B |
| Q3 FY2020 | 1 Aug 2020 | 0.31 | 756.34M | 2.43B |
| Q2 FY2020 | 2 May 2020 | 0.34 | 755.48M | 2.24B |
| Q1 FY2020 | 31 Jan 2020 | 0.35 | 759.74M | 2.19B |
| Q4 FY2019 | 31 Oct 2019 | 0.35 | 755.45M | 2.17B |
| Q3 FY2019 | 31 Jul 2019 | 0.33 | 688.92M | 2.12B |
| Q2 FY2019 | 30 Apr 2019 | 0.33 | 690.43M | 2.06B |
| Q1 FY2019 | 31 Jan 2019 | 0.34 | 691.94M | 2.05B |
| Q4 FY2018 | 31 Oct 2018 | 0.36 | 693.45M | 1.93B |
| Q3 FY2018 | 31 Jul 2018 | 0.53 | 940.17M | 1.78B |
| Q2 FY2018 | 30 Apr 2018 | 0.54 | 938.75M | 1.74B |
| Q1 FY2018 | 31 Jan 2018 | 0.53 | 937.35M | 1.76B |
| Q4 FY2017 | 31 Oct 2017 | 0.44 | 935.98M | 2.14B |
| Q3 FY2017 | 31 Jul 2017 | 1.08 | 1.02B | 944.31M |
| Q2 FY2017 | 30 Apr 2017 | 1.37 | 1.16B | 846.55M |
| Q1 FY2017 | 31 Jan 2017 | 1.55 | 1.24B | 798.89M |
| Q4 FY2016 | 31 Oct 2016 | 1.67 | 1.28B | 766.34M |
| Q3 FY2016 | 31 Jul 2016 | 2.09 | 1.51B | 721.56M |
| Q2 FY2016 | 30 Apr 2016 | 2.26 | 1.51B | 669.01M |
| Q1 FY2016 | 31 Jan 2016 | 2.01 | 1.26B | 627.03M |
| Q4 FY2015 | 31 Oct 2015 | 2.05 | 1.27B | 620.88M |
| Q3 FY2015 | 1 Aug 2015 | 7.31 | 1.30B | 177.85M |
| Q2 FY2015 | 2 May 2015 | 9.22 | 1.28B | 138.66M |
| Q1 FY2015 | 31 Jan 2015 | — | 1.47B | -88.58M |
| Q4 FY2014 | 31 Oct 2014 | — | 1.46B | -69.62M |
| Q3 FY2014 | 31 Jul 2014 | — | 1.46B | -45.15M |
| Q2 FY2014 | 30 Apr 2014 | — | 1.21B | -80.84M |
| Q1 FY2014 | 31 Jan 2014 | — | 1.21B | -86.86M |
| Q4 FY2013 | 31 Oct 2013 | — | 1.21B | -82.68M |
| Q3 FY2013 | 31 Jul 2013 | — | 1.21B | -83.17M |
| Q2 FY2013 | 30 Apr 2013 | — | 1.21B | -97.94M |
| Q1 FY2013 | 31 Jan 2013 | — | 1.42B | -78.64M |
| Q4 FY2012 | 31 Oct 2012 | — | 1.44B | -88.97M |
| Q3 FY2012 | 31 Jul 2012 | — | 1.44B | -60.26M |
| Q2 FY2012 | 30 Apr 2012 | — | 1.44B | -41.07M |
| Q1 FY2012 | 31 Jan 2012 | — | 1.44B | -21.10M |
| Q4 FY2011 | 31 Oct 2011 | 103.97 | 1.44B | 13.87M |
| Q3 FY2011 | 31 Jul 2011 | 50.49 | 1.44B | 28.57M |
| Q2 FY2011 | 30 Apr 2011 | 29.41 | 1.46B | 49.71M |
| Q1 FY2011 | 31 Jan 2011 | 15.36 | 1.46B | 95.13M |
| Q4 FY2010 | 31 Oct 2010 | 9.16 | 1.46B | 159.29M |
| Q3 FY2010 | 31 Jul 2010 | 5.16 | 1.18B | 228.30M |
| Q2 FY2010 | 30 Apr 2010 | 3.63 | 1.19B | 329.13M |
| Q1 FY2010 | 31 Jan 2010 | 1.99 | 815.08M | 410.05M |
| Q4 FY2009 | 31 Oct 2009 | 1.77 | 806.55M | 455.84M |
| Q3 FY2009 | 31 Jul 2009 | 1.70 | 807.21M | 474.12M |
| Q2 FY2009 | 30 Apr 2009 | 1.65 | 806.59M | 490.28M |
| Q1 FY2009 | 31 Jan 2009 | 0.81 | 798.00M | 982.10M |
| Q4 FY2008 | 31 Oct 2008 | 0.80 | 798.00M | 998.95M |
| Q3 FY2008 | 31 Jul 2008 | 0.79 | 807.94M | 1.02B |
| Q2 FY2008 | 30 Apr 2008 | 0.80 | 800.00M | 997.26M |
| Q1 FY2008 | 31 Jan 2008 | 0.90 | 800.00M | 889.06M |
| Q4 FY2007 | 31 Oct 2007 | 1.58 | 1.34B | 850.15M |
| Q3 FY2007 | 31 Jul 2007 | 1.73 | 1.38B | 795.22M |
| Q2 FY2007 | 30 Apr 2007 | 1.11 | 878.51M | 792.13M |
| Q1 FY2007 | 31 Jan 2007 | 1.14 | 874.54M | 770.09M |
| Q4 FY2006 | 31 Oct 2006 | 1.16 | 875.05M | 753.63M |
| Q3 FY2006 | 31 Jul 2006 | 1.22 | 886.88M | 729.87M |
| Q2 FY2006 | 30 Apr 2006 | 1.16 | 842.26M | 724.78M |
| Q1 FY2006 | 31 Jan 2006 | 0.74 | 543.41M | 736.61M |
| Q4 FY2005 | 31 Oct 2005 | 0.88 | 648.75M | 735.37M |
| Q3 FY2005 | 31 Jul 2005 | 0.66 | 648.75M | 983.49M |
| Q2 FY2005 | 30 Apr 2005 | 0.67 | 690.00M | 1.03B |
| Q1 FY2005 | 31 Jan 2005 | 0.63 | 690.00M | 1.10B |
| Q4 FY2004 | 31 Oct 2004 | 0.60 | 690.00M | 1.15B |
| Q3 FY2004 | 31 Jul 2004 | 0.45 | 746.73M | 1.64B |
| Q2 FY2004 | 30 Apr 2004 | 0.63 | 746.36M | 1.19B |
| Q1 FY2004 | 31 Jan 2004 | 0.59 | 748.83M | 1.26B |
| Q4 FY2003 | 31 Oct 2003 | 0.59 | 791.74M | 1.33B |
| Q3 FY2003 | 31 Jul 2003 | 0.52 | 732.40M | 1.42B |
| Q2 FY2003 | 30 Apr 2003 | 0.54 | 731.60M | 1.36B |
| Q1 FY2003 | 31 Jan 2003 | 0.51 | 727.53M | 1.43B |
| Q4 FY2002 | 31 Oct 2002 | 0.56 | 849.57M | 1.53B |
| Q3 FY2002 | 31 Jul 2002 | 0.40 | 917.27M | 2.27B |
| Q2 FY2002 | 30 Apr 2002 | 0.47 | 691.22M | 1.47B |
| Q1 FY2002 | 31 Jan 2002 | 0.42 | 873.43M | 2.07B |
| Q4 FY2001 | 31 Oct 2001 | 0.41 | 870.86M | 2.13B |
| Q3 FY2001 | 31 Jul 2001 | 0.22 | 867.97M | 3.89B |
| Q2 FY2001 | 30 Apr 2001 | 0.22 | 865.31M | 3.86B |
| Q1 FY2001 | 31 Jan 2001 | 0.01 | 4.99M | 921.86M |
| Q4 FY2000 | 31 Oct 2000 | 0.01 | 5.59M | 809.84M |
| Q3 FY2000 | 31 Jul 2000 | 0.01 | 5.66M | 679.50M |
| Q2 FY2000 | 30 Apr 2000 | 0.01 | 5.00M | 615.79M |
| Q1 FY2000 | 31 Jan 2000 | 0.01 | 5.90M | 562.70M |
| Q4 FY1999 | 31 Oct 1999 | 0.01 | 5.90M | 530.50M |
| Q3 FY1999 | 31 Jul 1999 | 0.00 | 0.00 | 515.40M |
| Q2 FY1999 | 30 Apr 1999 | 0.00 | 0.00 | 498.40M |
| Q1 FY1999 | 31 Jan 1999 | 0.00 | 0.00 | 480.40M |
| Q4 FY1998 | 31 Oct 1998 | 0.00 | 0.00 | 474.90M |
| Q3 FY1998 | 31 Jul 1998 | 0.00 | 0.00 | 480.90M |
| Q2 FY1998 | 30 Apr 1998 | 0.00 | 0.00 | 456.40M |
| Q1 FY1998 | 31 Jan 1998 | 0.00 | 0.00 | 421.70M |
| Q4 FY1997 | 31 Oct 1997 | 0.00 | 0.00 | 363.60M |
| Q3 FY1997 | 31 Jul 1997 | 0.01 | 2.40M | 295.90M |
| Q2 FY1997 | 30 Apr 1997 | 0.01 | 2.70M | 208.60M |
| Q1 FY1997 | 31 Jan 1997 | 0.06 | 3.50M | 58.50M |
Figures in USD. A quarter's revenue, net income and dividends are those of its last four quarters.
See also:P/E ratio,Market cap,P/S ratio,ROE (return on equity),Current ratio,All ratios
Common questions about Ciena's debt to equity
Source: Financial Modeling Prep