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STOCK-BASED COMPENSATION
3 Months Ended
Mar. 31, 2022
STOCK-BASED COMPENSATION  
STOCK-BASED COMPENSATION

7.    STOCK-BASED COMPENSATION

We recognized stock-based compensation expense as follows (amounts in thousands):

Three Months Ended

March 31, 

March 31, 

    

2022

    

2021

    

Restricted stock

$

1,155

$

533

Performance stock

631

364

Stock appreciation rights

332

430

Stock options

6

17

Total stock-based compensation expense

$

2,124

$

1,344

Stock-based compensation expense is included within General and administrative expense in the consolidated statements of operations and comprehensive income.

During the three months ended March 31, 2022 and 2021, we granted the following stock-based compensation awards:

Three Months Ended

March 31, 

March 31, 

    

2022

    

2021

(Number of shares)

Performance stock (at maximum 200% attainment)

39,380

Restricted stock

28,220

Total equity awards granted

67,600

As of March 31, 2022, unrecognized compensation expense (expressed in thousands below) and weighted-average vesting period for each of our stock-based compensation awards were as follows:

Unrecognized

    

Weighted-

compensation

average vesting

expense

    

period (years)

Restricted stock

$

9,377

2.6

Performance stock

6,760

2.5

Stock appreciation rights

1,296

1.2

Stock options

43

1.3