Ameren Corp (AEE)

Net profit 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
Net income (ttm)	US$ in thousands	1,152,000	1,157,000	1,116,000	1,086,000	1,074,000	1,036,000	1,009,000	1,009,000	990,000	980,000	922,000	958,000	871,000	851,000	848,000	784,000	829,000	803,000	796,000	856,000
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
Net profit margin		15.36%	14.59%	13.65%	13.34%	13.50%	13.89%	14.50%	15.04%	15.48%	15.87%	15.38%	16.18%	15.03%	14.67%	14.59%	13.53%	14.03%	13.40%	13.10%	13.67%

December 31, 2023 calculation

Net profit margin = Net income (ttm) ÷ Revenue (ttm)
= $1,152,000K ÷ $7,500,000K
= 15.36%

The net profit margin of Ameren Corp. has exhibited some fluctuations over the past few quarters. In Q4 2023, the net profit margin was 15.36%, which increased from the previous quarter's 14.59%. However, it was lower compared to Q2 and Q1 2023, where the net profit margins were 13.65% and 13.34% respectively.

When compared to the same quarter in the previous year, Q4 2022, the net profit margin increased slightly from 13.50% to 15.36% in Q4 2023. The trend over the past few quarters indicates some volatility in the net profit margin of Ameren Corp., with fluctuations observed in each consecutive quarter.

Overall, Ameren Corp. has maintained a relatively stable net profit margin, hovering around the mid to high 13% range, with occasional peaks or dips. It would be important to further investigate the factors contributing to these fluctuations in order to assess the company's financial performance effectively.