Martin Marietta Materials Inc (MLM)

Operating 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
Operating income (ttm)	US$ in thousands	1,596,100	1,488,300	1,327,600	1,342,900	1,206,700	1,154,500	1,105,500	934,400	973,800	1,004,300	1,048,000	1,046,900	1,005,400	949,300	894,000	873,500	884,900	847,404	742,766	720,819
Revenue (ttm)	US$ in thousands	6,611,800	6,477,700	6,293,300	6,113,300	5,994,600	6,009,400	5,753,500	5,504,700	5,270,300	4,974,600	4,754,300	4,643,900	4,615,000	4,529,960	4,625,070	4,631,840	4,610,360	4,558,440	4,354,800	4,278,060
Operating profit margin		24.14%	22.98%	21.10%	21.97%	20.13%	19.21%	19.21%	16.97%	18.48%	20.19%	22.04%	22.54%	21.79%	20.96%	19.33%	18.86%	19.19%	18.59%	17.06%	16.85%

December 31, 2023 calculation

Operating profit margin = Operating income (ttm) ÷ Revenue (ttm)
= $1,596,100K ÷ $6,611,800K
= 24.14%

The operating profit margin of Martin Marietta Materials, Inc. has been on a generally upward trend over the past eight quarters, from 17.11% in Q2 2022 to 23.73% in Q4 2023. This indicates an improvement in the company's ability to generate profits from its core business operations. The highest operating profit margin was recorded in Q3 2023 at 24.95%, showcasing strong profitability during that period.

Overall, the company's operating profit margin shows consistent growth and improvement, reflecting effective cost management, operational efficiency, and potentially increased revenue generation. It suggests that Martin Marietta Materials, Inc. is effectively controlling its operating expenses and maximizing profitability from its operations.