Quarterly report pursuant to Section 13 or 15(d)

Equity Incentive Plan (Tables)

v2.4.1.9
Equity Incentive Plan (Tables)
 3 Months Ended
Mar. 31, 2015
Share Based Compensation Option And Incentive Plan [Abstract]  
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]
The following is a summary of stock option activity for the three months ended March 31, 2015:
 
 
 
Number of Options
 
Weighted- Average
Exercise Price
 
Weighted-Average
Contractual Life (In Years)
 
Outstanding at beginning of year
 
 
752,372
 
$
0.91
 
 
4.55
 
Granted
 
 
435,393
 
 
5.80
 
 
9.88
 
Exercised
 
 
(23,075)
 
$
0.65
 
 
 
 
Expired (Forfeited)
 
 
(8,600)
 
$
0.65
 
 
 
 
Outstanding at end of period
 
 
1,156,090
 
$
2.69
 
 
5.05
 
Exercisable at end of period
 
 
827,529
 
$
2.46
 
 
6.87
 
Vested and expected to vest at end of period
 
 
827,529
 
$
2.46
 
 
6.87
 
Employee and Non Employee Service Share Based Compensation Allocation off Recognized Period Costs [Table Text Block]
The total stock-based compensation expense for employees and non-employees is included in the accompanying consolidated statements of operations and  as follows:
 
 
 
Three months Ended
March 31,
 
 
 
2015
 
2014
 
Research and development
 
$
174,586
 
$
7,732
 
General and administrative
 
 
309,954
 
 
15,009
 
 
 
$
484,540
 
$
22,741