Three months ended September 30,

Nine months ended September 30,

2020

2019

2020

2019

Basic

Net income per consolidated statements of income

$

10,783

$

7,683

$

27,690

$

22,271

Less: Earnings allocated to participating securities

(89)

(133)

(255)

(326)

Net income available to common stockholders

$

10,694

$

7,550

$

27,435

$

21,945

Weighted average common shares outstanding including participating securities

8,291,068

8,319,725

8,296,701

8,294,019

Less: Weighted average participating securities

(68,198)

(144,561)

(76,499)

(121,381)

Weighted average common shares outstanding

8,222,870

8,175,164

8,220,202

8,172,638

Basic earnings per common share

$

1.30

$

0.92

$

3.34

$

2.69

Diluted

Net income allocated to common stockholders

$

10,694

$

7,550

$

27,435

$

21,945

Weighted average common shares outstanding for basic earnings per common share

8,222,870

8,175,164

8,220,202

8,172,638

Add: Dilutive effects of assumed exercise of stock options

92,269

128,060

103,737

123,524

Add: Dilutive effects of assumed vesting of performance based restricted stock units

78,072

45,746

68,116

43,796

Average shares and dilutive potential common shares

8,393,211

8,348,970

8,392,055

8,339,958

Dilutive earnings per common share

$

1.27

$

0.90

$

3.27

$

2.63