O’Reilly Automotive Inc (ORLY)

Net profit margin

		Dec 31, 2024	Sep 30, 2024	Jun 30, 2024	Mar 31, 2024	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
Net income (ttm)	US$ in thousands	2,386,680	2,388,054	2,372,417	2,376,934	2,346,581	2,322,649	2,258,260	2,207,655	2,172,650	2,163,051	2,136,265	2,144,956	2,164,685	2,038,657	2,007,257	1,953,473	1,752,302	1,684,273	1,548,314	1,370,328
Revenue (ttm)	US$ in thousands	16,708,480	16,444,900	16,283,840	16,080,630	15,812,250	15,624,720	15,219,960	14,821,710	14,409,860	14,056,860	13,737,810	13,532,670	13,327,560	12,864,840	12,592,910	12,218,910	11,604,500	11,258,710	10,717,600	10,215,870
Net profit margin		14.28%	14.52%	14.57%	14.78%	14.84%	14.87%	14.84%	14.89%	15.08%	15.39%	15.55%	15.85%	16.24%	15.85%	15.94%	15.99%	15.10%	14.96%	14.45%	13.41%

December 31, 2024 calculation

Net profit margin = Net income (ttm) ÷ Revenue (ttm)
= $2,386,680K ÷ $16,708,480K
= 14.28%

The net profit margin of O’Reilly Automotive Inc has shown a generally positive trend over the past few years, reflecting the company's ability to generate profits relative to its revenue. Starting at 13.41% in March 2020, the net profit margin has consistently increased to a peak of 16.24% in December 2021. However, since then, the net profit margin has experienced some fluctuations, hovering around the range of 14.28% to 15.99%.

The overall trend indicates that O’Reilly Automotive Inc has been effectively managing its expenses and operational efficiency to improve profitability. It is important to continue monitoring the net profit margin to ensure the company maintains a healthy level of profitability relative to its revenue.