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EARNINGS PER COMMON SHARE | 12 Months Ended
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Dec. 31, 2022
EARNINGS PER SHARE |
EARNINGS PER SHARE | NOTE 18 — EARNINGS PER COMMON SHARE The Company uses the two-class method in the calculation of basic and diluted earnings per share. Under the two-class method, earnings available to common stockholders for the period are allocated between common stockholders and participating securities according to dividends declared (or accumulated) and participation rights in undistributed earnings. The factors used in the earnings per share calculation are as follows (in thousands, except per share data). ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Year Ended December 31,
​ |  | 2022 |  | 2021 |  | 2020
Basic | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Net income per consolidated statements of income | ​ | $ | 59,425 | ​ | $ | 60,555 | ​ | $ | 39,466
Less: Earnings allocated to participating securities | ​ | ​ | (141) | ​ | ​ | (739) | ​ | ​ | (344)
Net income available to common stockholders | ​ | $ | 59,284 | ​ | $ | 59,816 | ​ | $ | 39,122
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Weighted average common shares outstanding including participating securities | ​ | ​ | 10,955,077 | ​ | ​ | 9,123,037 | ​ | ​ | 8,293,677
Less: Weighted average participating securities | ​ | ​ | (26,056) | ​ | ​ | (111,337) | ​ | ​ | (72,248)
Weighted average common shares outstanding | ​ | ​ | 10,929,021 | ​ | ​ | 9,011,700 | ​ | ​ | 8,221,429
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Basic earnings per common share | ​ | ​ | 5.42 | ​ | ​ | 6.64 | ​ | ​ | 4.76
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Diluted | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Net income allocated to common stockholders | ​ | $ | 59,284 | ​ | $ | 59,816 | ​ | $ | 39,122
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Weighted average common shares outstanding for basic earnings per common share | ​ | ​ | 10,929,021 | ​ | ​ | 9,011,700 | ​ | ​ | 8,221,429
Add: Dilutive effects of assumed exercise of stock options | ​ | ​ | 170,648 | ​ | ​ | 170,792 | ​ | ​ | 103,463
Add: Dilutive effects of assumed vesting of performance based restricted stock | ​ | ​ | 56,711 | ​ | ​ | 51,581 | ​ | ​ | 73,552
Add: Dilutive effects of assumed vesting of restricted stock units | ​ | ​ | 43,804 | ​ | ​ | 38,749 | ​ | ​ | —
Average shares and dilutive potential common shares | ​ | ​ | 11,200,184 | ​ | ​ | 9,272,822 | ​ | ​ | 8,398,444
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Dilutive earnings per common share | ​ | $ | 5.29 | ​ | $ | 6.45 | ​ | $ | 4.66
​ All stock options and performance based restricted stock units were considered in computing diluted earnings per common share for the years ended December 31, 2022, 2021 and 2020. ​

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