Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Tables)

v3.19.3
Stock-Based Compensation (Tables)
 9 Months Ended
Sep. 30, 2019
Share-based Payment Arrangement [Abstract]  
Summary of employee and nonemployee stock option activity
A summary of employee and non-employee stock option activity for the nine months ended September 30, 2019 for both continuing and discontinuing employees is as follows:
 
Options Outstanding
 
Weighted-
Average
Remaining
Contractual
Term (in years)
 
Aggregate
Intrinsic
Value
(in thousands)
 
Number of
Shares
(in thousands)
 
Weighted-
Average
Exercise
Price
 
Outstanding January 1, 2019
100

 
$
173.10

 
5.70
 
$
—

Granted
20

 
5.89

 
 
 
 
Cancelled or expired
(52
)
 
183.59

 
 
 
 
Outstanding September 30, 2019
68

 
$
116.79

 
7.30
 
$
—

Exercisable September 30, 2019
38

 
$
194.39

 
5.80
 
$
—

Weighted-average assumptions used to estimate fair value of options granted
The following table presents the weighted-average assumptions used to estimate the fair value of options granted to continuing and discontinuing employees during the periods presented:
 
Three Months Ended September 30,
 
Nine Months Ended September 30,
 
2019
 
2018
 
2019
 
2018
Volatility
94.57
%
 
76.89
%
 
93.86
%
 
77.69
%
Risk free interest rate
1.84
%
 
2.76
%
 
1.95
%
 
2.88
%
Dividend yield
0.00
%
 
0.00
%
 
0.00
%
 
0.00
%
Term (years)
5.27

 
6.32

 
5.44

 
6.47

Weighted-average fair value of options granted during the period
$
3.23

 
$
21.60

 
$
4.32

 
$
19.20

Nonvested restricted stock shares activity
The following table summarizes the activities for our non-vested restricted stock awards for the nine months ended September 30, 2019 for both continuing and discontinuing employees:
 
Non-vested Restricted Stock Awards
 
Number of
Shares
(in thousands)
 
Weighted-Average Grant Date Fair Value
Non-vested at January 1, 2019
1

 
$
102.82

Vested
(1
)
 
107.00

Non-vested at September 30, 2019
—

 
$
—

Summary of the effects of stock-based compensation related to stock option and restricted stock awards
The following table presents the effects of stock-based compensation related to stock option and restricted stock awards to employees and non-employees on our continuing operations included in our Unaudited Condensed Consolidated Statements of Operations and Other Comprehensive Income (Loss) during the periods presented (in thousands):

 
Three Months Ended September 30,
 
Nine Months Ended September 30,
 
2019
 
2018
 
2019
 
2018
Cost of revenues
$
4

 
$
4

 
$
12

 
$
12

General and administrative
36

 
130

 
214

 
391

Total stock-based compensation related to continuing operations
$
40

 
$
134

 
$
226

 
$
403