Basic and diluted earnings per share for the three and nine months ended September 30 were computed using the following common share data (shares in millions):


	Three Months Ended September 30,		Nine Months Ended September 30,
	2026	2025	2026	2025
Number of common shares outstanding at end of period	397.7	402.9	397.7	402.9
Effect of using weighted average common shares outstanding	1.2	0.1	3.5	(0.3)
Weighted average basic common shares outstanding	398.9	403.0	401.2	402.6
Dilutive effect of equity-based compensation awards and other contingently issuable shares	0.9	1.3	1.0	1.4
Weighted average diluted common shares outstanding	399.8	404.3	402.2	404.0
Potentially issuable shares	3.8	4.3	3.8	4.3
Number of anti-dilutive potentially issuable shares excluded from diluted common shares outstanding	1.2	1.1	1.2	1.3