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Stock Options (Tables)
3 Months Ended
Mar. 31, 2022
Stock Options  
Summary of option activity under stock option plans

    

    

    

Weighted

    

    

Weighted

average

average

remaining

Aggregate

Number of

exercise

contractual

intrinsic

options

price

term (years)

value ($)

(in Thousands)

Options outstanding at December 31, 2021

 

520,551

$

28.28

Plus: Options granted

 

31,150

 

38.92

Less:

Options exercised

 

6,337

 

23.22

Options expired

 

 

Options forfeited

 

6,100

 

32.90

Options outstanding at March 31, 2022

 

539,264

28.90

 

4.56

$

7,175

Options fully vested and exercisable at March 31, 2022

 

286,828

$

23.29

 

2.49

$

5,428