CIEN ROE - CIENA CORP

Complete source-backed roe history.

Available history: 2008-10-31 to 2026-08-01
Data captured: 2026-09-04

Historical ROE

Date	ROE
2026-08-01	21.41%
2026-05-02	15.15%
2026-01-31	8.20%
2025-11-01	4.52%
2025-08-02	5.05%
2025-05-03	3.77%
2025-02-01	2.83%
2024-11-02	2.98%
2024-07-27	4.78%
2024-04-27	5.33%
2024-01-27	7.80%
2023-10-28	8.95%
2023-07-29	7.51%
2023-04-29	6.95%
2023-01-28	6.46%
2022-10-29	5.64%
2022-07-30	7.45%
2022-04-30	15.33%
2022-01-29	17.43%
2021-10-30	16.56%
2021-07-31	15.79%
2021-05-01	13.58%
2021-01-30	13.70%
2020-10-31	14.40%
2020-08-01	14.76%
2020-05-02	13.24%
2020-02-01	13.01%
2020-01-31	14.12%
2019-11-02	15.38%
2019-10-31	14.11%
2019-08-03	13.16%
2019-07-31	10.66%
2019-05-04	9.84%
2019-04-30	9.75%
2019-01-31	7.90%
2018-11-03	-17.87%
2018-07-31	42.24%
2018-04-30	43.61%
2018-01-31	44.68%
2017-10-31	59.07%
2017-07-31	14.67%
2017-04-30	13.23%
2017-01-31	11.01%
2016-10-31	9.47%
2016-07-31	3.07%
2016-04-30	1.83%
2016-01-31	3.01%
2015-10-31	1.88%
2015-07-31	-2.93%
2015-04-30	-9.14%
2015-01-31	49.09%
2014-10-31	58.37%
2014-07-31	43.70%
2014-04-30	45.92%
2014-01-31	62.22%
2013-10-31	103.33%
2013-07-31	137.56%
2013-04-30	146.00%
2013-01-31	182.73%
2012-10-31	161.87%
2012-07-31	211.72%
2012-04-30	314.62%
2012-01-31	777.66%
2011-10-31	-1409.36%
2011-07-31	-887.29%
2011-04-30	-667.77%
2011-01-31	-377.64%
2010-10-31	-209.37%
2010-07-31	-122.59%

Annual ROE

Date	ROE
2025-11-01	4.52%
2024-11-02	2.98%
2023-10-28	8.95%
2022-10-29	5.64%
2021-10-30	16.56%
2020-10-31	14.40%
2019-11-02	11.66%
2019-10-31	11.66%
2018-11-03	-17.87%
2018-10-31	-17.87%
2017-10-31	59.07%
2016-10-31	9.47%
2015-10-31	1.88%
2014-10-31	58.37%
2013-10-31	103.33%
2012-10-31	161.87%
2011-10-31	-1409.36%
2010-10-31	-209.37%
2009-10-31	-127.49%
2008-10-31	3.89%