Cintas Corporation (CTAS)

Net profit margin

		May 31, 2025	May 31, 2024	May 31, 2023	May 31, 2022	May 31, 2021
Net income	US$ in thousands	1,812,280	1,571,590	1,348,010	1,235,760	1,110,970
Revenue	US$ in thousands	10,340,200	9,596,620	8,815,770	7,854,460	7,116,340
Net profit margin		17.53%	16.38%	15.29%	15.73%	15.61%

May 31, 2025 calculation

Net profit margin = Net income ÷ Revenue
= $1,812,280K ÷ $10,340,200K
= 17.53%

The net profit margin of Cintas Corporation has exhibited fluctuations over the period from May 31, 2021, to May 31, 2025. Specifically, the margin increased slightly from 15.61% in 2021 to 15.73% in 2022, indicating a marginal improvement in profitability relative to revenues during that year. However, the margin declined to 15.29% in 2023, suggesting a slight compression in profitability, potentially attributable to increased costs, pricing pressures, or other operational factors.

Subsequently, the net profit margin experienced a notable upward trend, reaching 16.38% in 2024 and further expanding to 17.53% in 2025. This consistent improvement across these two years reflects enhanced profitability and operational efficiency, potentially driven by cost management, pricing strategies, or revenue growth initiatives. Overall, the relatively steady yet gradually increasing net profit margin demonstrates the company's ability to maintain and improve profitability over this period, with the latest figures indicating a favorable position compared to earlier years.