The following is a reconciliation of the income (loss) and share data used in the basic and diluted earnings per share computations for the periods presented:


	Three Months Ended June 30,				Six Months Ended June 30,
(in millions, except per share amounts)	2024		2023		2024		2023
Basic and Diluted
Net income (loss), as reported	$	534	$	(14)	$	1,657	$	961
Participating share-based awards — allocated income	(5)		(1)		(13)		(7)
Net income (loss) available to common shareholders — basic and diluted	$	529	$	(15)	$	1,644	$	954
Common Shares
Basic
Weighted average shares outstanding	228.6		229.7		228.8		230.6
Diluted
Weighted average shares outstanding	228.6		229.7		228.8		230.6
Weighted average effects of dilutive securities — stock options and performance shares	2.9		—		3.0		2.7
Total	231.5		229.7		231.8		233.3
Net Income (Loss) per Common Share
Basic	$	2.32	$	(0.07)	$	7.19	$	4.14
Diluted	$	2.29	$	(0.07)	$	7.09	$	4.09