v3.23.1
Stock-Based Compensation (Tables)
3 Months Ended
Mar. 31, 2023
Stock-Based Compensation.  
Stock-Based Compensation Expense

March 31, 

    

2023

    

2022

(In thousands)

Continuing operations

Research and development

$

1,272

$

1,715

Selling, general and administrative

 

1,722

 

2,177

Total stock-based compensation in continuing operations

2,994

3,892

Discontinued operations

(41)

Total stock-based compensation

$

2,953

$

3,892

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions

    

Three Months Ended

March 31, 2023

Estimated weighted-average fair value

$

2.34

Weighted-average assumptions:

 

Expected volatility

 

94

%  

Expected life, in years

 

6.1

Risk-free interest rate

 

3.71

%  

Expected dividend yield

 

%  

Schedule of Stock Option Activity

    

    

Weighted- 

    

    

Average 

Aggregate 

Exercise 

Remaining 

Intrinsic 

Options 

Price per 

Contractual Life 

Value 

Outstanding

Share

(In years)

(In thousands)

Balance at December 31, 2022

 

13,872,973

$

11.02

 

  

 

  

Granted

 

38,500

 

3.00

 

  

 

  

Forfeited

 

(195,052)

 

10.78

 

  

 

  

Balance at March 31, 2023

 

13,716,421

$

11.00

 

5.6

$

2,172

Vested and expected to vest at March 31, 2023

 

13,342,280

$

11.08

 

5.5

$

1,982

Exercisable at March 31, 2023

 

10,142,013

$

12.06

 

4.5

$

380