Post-effective amendment to a registration statement that is not immediately effective upon filing

STOCK-BASED COMPENSATION (Tables)

v3.22.0.1
STOCK-BASED COMPENSATION (Tables)
 12 Months Ended
Dec. 31, 2021
Share-based Payment Arrangement [Abstract]  
Summary of Stock-based Compensation Expense
The following table summarizes stock-based compensation expense that the Company recorded in income (loss) from operations for the periods shown:
Years Ended December 31,
2021 2020 2019
Selling and marketing $ 72  $ 94  $ 85 
General and administrative 1,704  1,044  964 
Research and development 2,679  2,381  4,835 
Stock-based compensation expense $ 4,455  $ 3,519  $ 5,884 
Capitalized stock-based compensation $ 657  $ 605  $ 912 
Summary of Stock Option Activity
The following is a summary of stock option activity for time-based options for the year ended December 31, 2021 (in thousands, except weighted-average exercise price and remaining term):
No. of
Options		 Weighted-Average
Exercise Price		 Weighted-Average
Remaining Term (in Years)		 Aggregate
Intrinsic Value
Outstanding - December 31, 2020 18,093  $ 0.85 
Granted 128  7.85 
Exercised (2,676) 0.90 
Forfeited (658) 1.90 
Expired (138) 1.63 
Outstanding - December 31, 2021 14,749  0.85  6.3 $ 46,246 
Unvested - December 31, 2021 3,875  0.88  7.5 12,299 
Exercisable - December 31, 2021 10,874  0.84  5.8 33,947 
Schedule of Weighted-average Assumptions
The following table presents the weighted-average assumptions used to estimate the fair value of the stock options granted in the Company’s consolidated financial statements:
For the Years Ended
December 31,
2021 2020 2019
Expected term (in years) 5.86 5.96 5.93
Expected volatility 51.24% 59.56% 70.00%
Risk-free interest rate range
0.54% – 0.60%
0.24% – 0.51%
1.54% – 2.59%
Dividend yield 0% 0% 0%
Grant-date fair value $4.01 $0.60 $0.27