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Earnings Per Common Share
12 Months Ended
Dec. 31, 2022
Earnings Per Common Share  
Earnings Per Common Share

Note 14—Earnings Per Common Share

The following table sets forth the computation of basic and diluted earnings per common share:

Year Ended December 31,

(Dollars and shares in thousands, except for per share amounts)

 

2022

2021

2020

Basic earnings per common share:

    

    

    

    

    

Net income

$

496,049

$

475,543

$

120,632

Weighted-average basic common shares

74,551

70,393

54,756

Basic earnings per common share

$

6.65

$

6.76

$

2.20

Diluted earnings per common share:

Net income

$

496,049

$

475,543

$

120,632

Weighted-average basic common shares

74,551

70,393

54,756

Effect of dilutive securities

630

496

307

Weighted-average dilutive shares

75,181

70,889

55,063

Diluted earnings per common share

$

6.60

$

6.71

$

2.19

The calculation of diluted earnings per common share excludes outstanding stock options for which the results would have been antidilutive under the treasury stock method as follows:

Year Ended December 31,

 

(Shares in thousands)

2022

2021

2020

 

Number of shares

    

57,169

    

57,169

    

136,844

 

Range of exercise prices

$

87.30

to

$

91.35

$

87.30

to

$

91.35

$

61.42

to

$

91.35