Quarterly report pursuant to Section 13 or 15(d)

Stock Based Compensation (Tables)

v3.20.1
Stock Based Compensation (Tables)
3 Months Ended
Mar. 31, 2020
Share-based Payment Arrangement, Noncash Expense [Abstract]  
Schedule of stock-based compensation expense
The amount of stock-based compensation expense recognized for the three months ended March 31, 2020 and 2019 was as follows: 
 
 
Three Months Ended March 31,
 
 
2020

2019
Research and development
 
$
381,769

 
$
57,376

General and administrative
 
679,600

 
469,125

Sales and marketing
 
54,954

 
20,828

Total stock-based compensation, continuing operations
 
1,116,323

 
547,329

Total stock-based compensation, discontinued operations
 

 
49,364

Total stock-based compensation
 
$
1,116,323

 
$
596,693

Summary of option activity
The Company has granted awards that contain market-based vesting conditions. The following table summarizes the Company's market-based option activity for the three months ended March 31, 2020:

 
 
Options Outstanding
 
 
Number of shares
 
Weighted average exercise price per share
 
Weighted average remaining contractual term (in years)
 
Aggregate intrinsic value (1)
Balance at December 31, 2019
 
300,000

 
$
4.98

 
9.4
 
 
Granted
 

 


 
 
 
 
Balance at March 31, 2020
 
300,000

 
$
4.98

 
9.2
 
$

Exercisable at March 31, 2020
 

 
 
 
 
 
 
(1) The aggregate intrinsic value in the above table represents the total pre-tax amount that a participant would receive if the option had been exercised on the last day of the respective fiscal period. Options with a market value less than its exercise value are not included in the intrinsic value amount.
A summary of option activity for the three months ended March 31, 2020 is as follows:
 
 
Options Outstanding
 
 
Number of shares
 
Weighted average exercise price per share
 
Weighted average grant date fair value per share
 
Weighted average remaining contractual term (in years)
Balance at December 31, 2019
 
4,180,606

 
$
4.80

 
$
2.67

 
7.9
Granted
 
3,550,583

 
$
3.97

 
$
2.51

 
 
Exercised
 
(25,168
)
 
$
2.95

 
$
1.90

 
 
Forfeited
 
(125,000
)
 
$
5.28

 
$
2.85

 
 
Expired
 
(168,341
)
 
$
6.16

 
$
3.35

 
 
Balance at March 31, 2020
 
7,412,680

 
$
4.37

 
$
2.58

 
8.5
Exercisable at March 31, 2020
 
2,104,285

 
$
4.43

 
$
2.50

 
5.9
Schedule of fair value assumptions for options
The following table shows the assumptions used to compute stock-based compensation expense for stock options granted to employees and members of the board of directors under the Black-Scholes valuation model for the three months ended March 31, 2020:
Service-based options
 
 
Expected dividend yield
 
—%
Expected volatility
 
69.9% - 71.5%
Expected life (in years)
 
5.0 - 6.25
Risk-free interest rate
 
0.37 - 1.48%
 
 
Nonvested Restricted Stock Shares Activity
The following table summarizes the Company's RSU activity for the three months ended March 31, 2020:
 
 
RSUs Outstanding
 
 
Number of shares
 
Weighted average grant date fair value
Unvested RSUs at December 31, 2019
 
267,500

 
$
4.92

Granted
 

 


Unvested RSUs at March 31, 2020
 
267,500