Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Tables)

v3.5.0.2
Stockholders' Equity (Tables)
9 Months Ended
Sep. 30, 2016
Stockholders' Equity Note [Abstract]  
Nonvested Restricted Stock Shares Activity [Table Text Block]
The following table summarizes restricted stock award activity for the nine months ended September 30, 2016.
 
 
 
 
 
 
Weighted Average Grant Date
 
 
 
Number of Units
 
Fair Value
 
Nonvested at December 31, 2015
 
 
2,500,000
 
$
1.73
 
Granted
 
 
238,000
 
 
4.40
 
Vested
 
 
(515,625)
 
 
0.07
 
Nonvested at September 30, 2016
 
 
2,222,375
 
$
2.41
 
Schedule of Stockholders' Equity Note, Warrants or Rights [Table Text Block]
A summary of warrant activities for six months ended September 30, 2016 is presented below:
 
 
 
 
 
 
 
 
 
 
 
 
Warrants
 
Weighted Average Exercise Price
 
Weighted Average Remaining Contractual Life (in years)
 
Outstanding as of December 31, 2015
 
 
4,286,782
 
$
6.61
 
 
5.68
 
Granted
 
 
44,324
 
 
7.00
 
 
4.40
 
Outstanding as of September 30, 2016
 
 
4,331,106
 
$
6.62
 
 
4.92
 
Schedule of Share-based Compensation, Activity [Table Text Block]
The following table summarizes stock-based compensation expense for the three and nine months ended September 30, 2016 (in thousands).
 
 
 
Three Months Ended September 30,
 
Nine Months Ended September 30,
 
 
 
2016
 
2015
 
2016
 
2015
 
Research and development
 
$
411
 
$
2,071
 
$
1,635
 
$
2,084
 
General and administrative
 
 
349
 
 
-
 
 
1,016
 
 
-
 
Total stock-based compensation expense
 
$
760
 
$
2,071
 
$
2,651
 
$
2,084