LNT ROE - ALLIANT ENERGY CORP

Complete source-backed roe history.

Available history: 2008-12-31 to 2026-03-31
Data captured: 2026-09-04

Historical ROE

Date	ROE
2026-03-31	11.06%
2025-12-31	11.04%
2025-09-30	11.19%
2025-06-30	11.64%
2025-03-31	10.50%
2024-12-31	9.85%
2024-09-30	9.49%
2024-06-30	7.79%
2024-03-31	8.05%
2023-12-31	9.12%
2023-03-31	10.37%
2022-12-31	10.91%
2022-09-30	10.74%
2022-06-30	11.49%
2022-03-31	11.39%
2021-12-31	11.25%
2021-09-30	10.78%
2021-06-30	10.91%
2021-03-31	10.84%
2020-12-31	10.97%
2020-09-30	11.75%
2020-06-30	11.73%
2020-03-31	11.12%
2019-12-31	10.89%
2019-09-30	10.89%
2019-06-30	11.07%
2019-03-31	11.24%
2018-12-31	11.38%
2018-09-30	11.61%
2018-06-30	11.36%
2018-03-31	11.53%
2017-12-31	11.18%
2017-09-30	10.51%
2017-06-30	9.78%
2017-03-31	9.90%
2016-12-31	9.40%
2016-09-30	9.15%
2016-06-30	10.67%
2016-03-31	10.31%
2015-12-31	10.43%
2015-09-30	11.06%
2015-06-30	10.71%
2015-03-31	10.62%
2014-12-31	11.44%
2014-09-30	11.61%
2014-06-30	12.08%
2014-03-31	12.21%
2013-12-31	11.46%
2013-09-30	11.64%
2013-06-30	11.86%
2013-03-31	11.98%
2012-12-31	10.71%
2012-09-30	10.41%
2012-06-30	9.81%
2012-03-31	9.38%
2011-12-31	10.68%
2011-09-30	10.42%
2011-06-30	11.64%
2011-03-31	11.57%
2010-12-31	10.59%
2010-09-30	10.82%
2010-06-30	4.29%

Annual ROE

Date	ROE
2025-12-31	11.04%
2024-12-31	9.85%
2023-12-31	10.37%
2022-12-31	10.93%
2021-12-31	11.25%
2020-12-31	10.97%
2019-12-31	10.89%
2018-12-31	11.38%
2017-12-31	11.18%
2016-12-31	9.40%
2015-12-31	10.43%
2014-12-31	11.44%
2013-12-31	11.46%
2012-12-31	10.71%
2011-12-31	10.68%
2010-12-31	10.59%
2009-12-31	4.68%
2008-12-31	10.86%