Annual report pursuant to Section 13 and 15(d)

Stock Options (Tables)

v3.21.1
Stock Options (Tables)
12 Months Ended
Dec. 31, 2020
Share-based Payment Arrangement [Abstract]  
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions Key weighted-average assumptions used to apply this pricing model during the years ended December 31, 2020 and 2019 were as follows:
For the Years Ended December 31,
2020 2019
Risk-free interest rate
0.33-0.35%
1.77-2.66%
Expected life of option grants 5 years 7 years
Expected volatility of underlying stock
34.43%
49.48-106.16%
Dividends assumption $ —  $ — 
Schedule of Stock Options Roll Forward
The following table summarizes the changes in options outstanding during the years ended December 31, 2020 and 2019:
Number
of
Options
Weighted
Average
Exercise
Price
Aggregate
Intrinsic
Value
(in thousands)
Outstanding at January 1, 2019 1,624  $ 5,229.00  — 
Granted 130,651  61.79  — 
Exercised (14) —  — 
Expired (2,106) 353.19  — 
Forfeitures (8,359) 91.67  — 
Outstanding at December 31, 2019 121,796  $ 123.66  — 
Granted 5,567,500  1.10  — 
Exercised —  —  — 
Expired (37,404) 272.92  — 
Forfeitures (201,835) 1.26  — 
Outstanding at December 31, 2020 5,450,057  $ 23.76  — 
Exercisable at December 31, 2019 77,576  $ 167.88  — 
Exercisable at December 31, 2020 1,752,968  $ 70.84  —