Net Income Per Common Share (Tables)

6 Months Ended

Jun. 30, 2026

Earnings Per Share [Abstract]

Schedule of Net Income per Common Share

The computations of net income per common share are presented in the following table.

TABLE 58: NET INCOME PER COMMON SHARE

	THREE MONTHS ENDED JUNE 30,				SIX MONTHS ENDED JUNE 30,
($ In Millions Except Per Common Share Information)	2026		2025		2026		2025
Basic Net Income Per Common Share
Average Number of Common Shares Outstanding	183,993,670		192,751,910		184,742,283		193,965,606
Net Income	$	792.2	$	421.3	$	1,317.8	$	813.3
Less: Dividends on Preferred Stock	4.7		4.7		20.9		20.9
Net Income Applicable to Common Stock	787.5		416.6		1,296.9		792.4
Less: Earnings Allocated to Participating Securities	5.3		3.8		9.8		7.4
Earnings Allocated to Common Shares Outstanding	782.2		412.8		1,287.1		785.0
Basic Net Income Per Common Share	$	4.25	$	2.14	$	6.97	$	4.05
Diluted Net Income Per Common Share
Average Number of Common Shares Outstanding	183,993,670		192,751,910		184,742,283		193,965,606
Plus: Dilutive Effect of Share-based Compensation	896,274		622,978		967,502		776,726
Average Common and Potential Common Shares	184,889,944		193,374,888		185,709,785		194,742,332
Earnings Allocated to Common and Potential Common Shares	$	782.3	$	412.8	$	1,287.0	$	785.0
Diluted Net Income Per Common Share	4.23		2.13		6.93		4.03

Note:    For the three and six months ended June 30, 2026 and 2025 there were no common stock equivalents excluded from the computation of diluted net income per common share because their inclusion would have been antidilutive.