Schedule of Stock Based Compensation Activity |
The following table summarizes stock-based compensation expense:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Three Months Ended September 30, |
|
Nine Months Ended September 30, |
|
|
|
2021 |
|
2020 |
|
2021 |
|
2020 |
|
|
|
|
Stock options |
$ |
181,558 |
|
|
$ |
302,806 |
|
|
$ |
273,180 |
|
|
$ |
730,564 |
|
|
|
|
|
Restricted stock |
1,039,647 |
|
|
435,710 |
|
|
2,980,366 |
|
|
2,037,170 |
|
|
|
|
|
Total stock-based compensation |
$ |
1,221,205 |
|
|
$ |
738,516 |
|
|
$ |
3,253,546 |
|
|
$ |
2,767,734 |
|
|
|
|
|
The following table summarizes restricted stock activity:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Number of Unvested Shares |
|
Weighted Average Grant Date Fair Value per Share |
Balance, December 31, 2020 |
|
1,377,889 |
|
|
$ |
2.70 |
|
Granted |
|
1,099,164 |
|
|
11.71 |
|
Vested |
|
(810,586) |
|
|
3.76 |
|
Forfeited |
|
(482,212) |
|
|
5.05 |
|
Balance, September 30, 2021 |
|
1,184,255 |
|
|
$ |
8.90 |
|
|
Schedule of Stock Option Activity |
The following table summarizes option activity:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Number of Options |
|
Weighted Average Exercise Price per Option |
|
Weighted Average Grant Date Fair Value per Option |
|
Weighted Average Remaining Contractual Life (Years) |
Balance, December 31, 2020 |
|
2,351,240 |
|
|
$ |
2.00 |
|
|
|
|
5.5 |
Granted |
|
523,713 |
|
|
11.32 |
|
|
5.73 |
|
|
|
Exercised |
|
(884,954) |
|
|
3.20 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Forfeited |
|
(170,000) |
|
|
0.94 |
|
|
|
|
|
Expired |
|
(56,000) |
|
|
6.13 |
|
|
|
|
|
Balance, September 30, 2021 |
|
1,763,999 |
|
|
$ |
4.14 |
|
|
|
|
5.3 |
|
|
|
|
|
|
|
|
|
Number of options exercisable at September 30, 2021 |
|
1,178,411 |
|
|
$ |
1.07 |
|
|
|
|
0.5 |
|