O’Reilly Automotive Inc (ORLY)

Operating profit margin

		Dec 31, 2023	Dec 31, 2022	Dec 31, 2021	Dec 31, 2020	Dec 31, 2019
Operating income	US$ in thousands	3,186,380	2,954,490	2,917,170	2,419,340	1,920,730
Revenue	US$ in thousands	15,613,100	14,256,600	13,182,300	11,440,400	10,003,700
Operating profit margin		20.41%	20.72%	22.13%	21.15%	19.20%

December 31, 2023 calculation

Operating profit margin = Operating income ÷ Revenue
= $3,186,380K ÷ $15,613,100K
= 20.41%

The operating profit margin of O'Reilly Automotive, Inc. has shown some fluctuations over the past five years. From 2019 to 2023, the operating profit margin has ranged from 18.92% to 21.89%.

The highest operating profit margin was recorded in 2021 at 21.89%, reflecting a strong operational efficiency and profitability during that period. The margin then slightly decreased in 2022 to 20.50% and further declined to 20.15% in 2023.

Overall, O'Reilly Automotive, Inc. has maintained an average operating profit margin above 20% over the past five years, indicating the company's ability to effectively control costs and generate profit from its core operations. However, the slight decline in the margin in recent years may warrant further analysis to identify any potential factors impacting profitability.