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STOCK-BASED COMPENSATION
9 Months Ended
Sep. 30, 2023
STOCK-BASED COMPENSATION  
STOCK-BASED COMPENSATION

5.    STOCK-BASED COMPENSATION

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

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​

​

​

​

​

​

​

​

​

​

​

​

​

​

​

Three Months Ended

​

Nine Months Ended

​

​

September 30, 

​

September 30, 

​

September 30, 

​

September 30, 

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2023

    

2022

    

2023

    

2022

Restricted stock

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$

1,538

​

$

1,140

​

$

4,692

​

$

3,496

Performance stock

​

​

1,105

​

​

658

​

​

2,098

​

​

2,136

Stock appreciation rights

​

​

116

​

​

283

​

​

533

​

​

975

Stock options

​

​

4

​

​

9

​

​

19

​

​

25

Total stock-based compensation expense

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$

2,763

​

$

2,090

​

$

7,342

​

$

6,632

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

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During the three and nine months ended September 30, 2023 and 2022, we granted the following stock-based compensation awards:

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​

​

​

​

​

​

​

​

​

​

​

​

​

​

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Three Months Ended

​

​

Nine Months Ended

​

​

​

September 30, 

​

​

September 30, 

​

​

September 30, 

​

​

September 30, 

​

    

​

2023

    

2022

    

​

2023

    

2022

​

​

​

(Number of shares)

​

​

(Number of shares)

Performance stock (at maximum 200% attainment)

​

​

380

​

​

—

​

​

82,740

​

​

39,380

Restricted Stock

​

​

180

​

​

—

​

​

56,710

​

​

28,220

Total equity awards granted

​

​

560

​

​

—

​

​

139,450

​

​

67,600

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As of September 30, 2023, unrecognized compensation expense (expressed in thousands below) and weighted-average vesting period for each of our stock-based compensation awards were as follows:

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​

​

​

​

​

​

​

​

​

​

​

​

​

    

​

​

​

​

​

​

Unrecognized

    

Weighted-

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​

​

​

​

​

​

​

compensation

​

average vesting

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​

​

​

​

​

​

​

expense

    

period (years)

Restricted stock

​

​

​

​

​

​

​

$

8,534

​

​

1.9

Performance stock

​

​

​

​

​

​

​

​

6,743

​

​

1.9

​