AEE Operating Margin - AMEREN CORP

Complete source-backed operating margin history.

Available history: 2007-12-31 to 2026-06-30
Data captured: 2026-09-04

Historical Operating Margin

Date	Operating Margin
2026-06-30	21.94%
2026-03-31	24.45%
2025-12-31	20.20%
2025-09-30	30.57%
2025-06-30	18.51%
2025-03-31	20.51%
2024-12-31	10.20%
2024-09-30	26.97%
2024-06-30	21.32%
2024-03-31	20.43%
2023-12-31	16.32%
2023-09-30	29.81%
2023-06-30	18.69%
2023-03-31	17.02%
2022-12-31	13.49%
2022-09-30	25.98%
2022-06-30	17.90%
2022-03-31	17.62%
2021-12-31	12.75%
2021-09-30	29.49%
2021-06-30	19.43%
2021-03-31	20.18%
2020-12-31	15.89%
2020-09-30	30.34%
2020-06-30	25.32%
2020-03-31	16.74%
2019-12-31	13.60%
2019-09-30	31.34%
2019-06-30	20.30%
2019-03-31	18.51%
2018-12-31	11.70%
2018-09-30	30.92%
2018-06-30	24.63%
2018-03-31	17.22%
2017-12-31	15.15%
2017-09-30	33.02%
2017-06-30	25.18%
2017-03-31	15.97%
2016-12-31	6.34%
2016-09-30	37.17%
2016-06-30	22.78%
2016-03-31	15.34%
2015-12-31	10.70%
2015-09-30	34.15%
2015-06-30	16.92%
2015-03-31	16.45%
2014-12-31	9.12%
2014-09-30	33.59%
2014-06-30	22.69%
2014-03-31	15.43%
2013-12-31	12.93%
2013-09-30	34.62%
2013-06-30	18.60%
2013-03-31	12.54%
2012-12-31	8.59%
2012-09-30	33.82%
2012-06-30	24.54%
2012-03-31	11.19%
2011-12-31	-30.77%
2011-09-30	24.25%
2011-06-30	17.74%
2011-03-31	11.92%
2010-12-31	11.61%
2010-09-30	3.93%
2010-06-30	19.19%
2010-03-31	15.36%
2009-12-31	14.24%
2009-09-30	26.72%
2009-06-30	21.67%
2009-03-31	16.75%
2008-12-31	8.72%
2008-09-30	20.78%
2008-06-30	24.75%

Annual Operating Margin

Date	Operating Margin
2025-12-31	23.03%
2024-12-31	19.89%
2023-12-31	20.77%
2022-12-31	19.04%
2021-12-31	20.85%
2020-12-31	22.44%
2019-12-31	21.44%
2018-12-31	21.57%
2017-12-31	22.84%
2016-12-31	21.76%
2015-12-31	20.65%
2014-12-31	20.72%
2013-12-31	20.28%
2012-12-31	20.55%
2011-12-31	16.80%
2010-12-31	11.99%
2009-12-31	19.85%
2008-12-31	17.31%
2007-12-31	17.97%