Ameren Corp (AEE)

Pretax margin

		Dec 31, 2023	Sep 30, 2023	Jun 30, 2023	Mar 31, 2023	Dec 31, 2022	Sep 30, 2022	Jun 30, 2022	Mar 31, 2022	Dec 31, 2021	Sep 30, 2021	Jun 30, 2021	Mar 31, 2021	Dec 31, 2020	Sep 30, 2020	Jun 30, 2020	Mar 31, 2020	Dec 31, 2019	Sep 30, 2019	Jun 30, 2019	Mar 31, 2019
Earnings before tax but after interest (EBT) (ttm)	US$ in thousands	1,335,000	1,329,000	1,297,000	1,265,000	1,250,000	1,213,000	1,178,000	1,173,000	1,147,000	1,129,000	1,064,000	1,119,000	1,026,000	1,009,000	1,035,000	960,000	1,011,000	977,000	983,000	1,078,000
Revenue (ttm)	US$ in thousands	7,500,000	7,928,000	8,174,000	8,140,000	7,957,000	7,456,000	6,961,000	6,707,000	6,394,000	6,177,000	5,994,000	5,920,000	5,794,000	5,801,000	5,813,000	5,794,000	5,910,000	5,994,000	6,078,000	6,262,000
Pretax margin		17.80%	16.76%	15.87%	15.54%	15.71%	16.27%	16.92%	17.49%	17.94%	18.28%	17.75%	18.90%	17.71%	17.39%	17.80%	16.57%	17.11%	16.30%	16.17%	17.21%

December 31, 2023 calculation

Pretax margin = EBT (ttm) ÷ Revenue (ttm)
= $1,335,000K ÷ $7,500,000K
= 17.80%

The pretax margin for Ameren Corp. has been relatively stable over the past eight quarters, ranging from a low of 15.60% in Q1 2023 to a high of 17.87% in Q4 2023. This indicates that the company has been effectively managing its operating expenses in relation to its pre-tax income during this period. The overall trend shows consistency in maintaining profitability before accounting for taxes, with minor fluctuations from quarter to quarter. It is important to continue monitoring this ratio to ensure the company's continued financial health and efficiency in its operations.