EARNINGS PER COMMON SHARE COMPUTATION

3 Months Ended

Mar. 31, 2023

Detail supporting the computation of basic and diluted earnings per common share was as follows for the three months ended March 31, 2023 and 2022:


	Three months ended March 31,
	2023		2022
	(dollars in millions, except per common share results; number of shares in thousands)
Net income available for common stockholders	$	1,239	$	930
Weighted average outstanding shares of common stock used to compute basic earnings per common share	125,005		126,938
Dilutive effect of:
Employee stock options	34		40
Restricted stock	525		496
Shares used to compute diluted earnings per common share	125,564		127,474
Basic earnings per common share	$	9.91	$	7.32
Diluted earnings per common share	$	9.87	$	7.29
Number of antidilutive stock options and restricted stock excluded from computation	538		626

For additional information regarding earnings per common share, refer to Note 2 to the audited Consolidated Financial Statements included in Part II, Item 8, "Financial Statements and Supplementary Data" in our 2022 Form 10-K.