Earnings Per Share (Tables)

3 Months Ended

Aug. 31, 2025

Earnings Per Share [Abstract]

Schedule of Computation of Basic and Diluted Earnings Per Share

The following tables set forth the computation of basic and diluted earnings per share using the two-class method for amounts attributable to Cintas’ common shares for the three months ended August 31:

Basic Earnings per Share (In thousands except per share data)	2025		2024
Net income	$	491,140	$	452,033
Less: net income allocated to participating securities	1,651		1,654
Net income available to common shareholders	$	489,489	$	450,379
Basic weighted average common shares outstanding	403,292		403,382
Basic earnings per share	$	1.21	$	1.12

Diluted Earnings per Share (In thousands except per share data)	2025		2024
Net income	$	491,140	$	452,033
Less: net income allocated to participating securities	1,651		1,654
Net income available to common shareholders	$	489,489	$	450,379
Basic weighted average common shares outstanding	403,292		403,382
Effect of dilutive securities – employee stock options	6,002		7,114
Diluted weighted average common shares outstanding	409,294		410,496
Diluted earnings per share	$	1.20	$	1.10

Schedule of Buyback Activity by Program

The following table summarizes the share buyback activity by program and period for the three months ended August 31:

	2025					2024
Buyback Activity (In thousands except per share data)	Shares	Avg. Price per Share		Purchase Price		Shares	Avg. Price per Share		Purchase Price
July 26, 2022	703	$	213.40	$	150,014	2,732	$	173.40	$	473,617
July 23, 2024	—	—		—		—	—		—
	703	$	213.40	$	150,014	2,732	$	173.40	$	473,617
Shares acquired for taxes due (1)	520	$	223.04	$	116,083	744	$	189.67	$	141,185
Total repurchase of Cintas common stock				$	266,097				$	614,802

(1) Shares of Cintas common stock acquired for employee payroll taxes due on options exercised and vested restricted stock awards.

The following table summarizes Cintas' non-cash share buyback activity for the three months ended August 31:

	2025					2024
(In thousands except per share data)	Shares	Avg. Price per Share		Non-Cash Value		Shares	Avg. Price per Share		Non-Cash Value
Non-cash transaction activity	304	$	222.31	$	67,581	407	$	188.68	$	76,824