Quarterly report pursuant to Section 13 or 15(d)

Note 8 - Summary of Stock Options (Tables)

v3.3.0.814
Note 8 - Summary of Stock Options (Tables)
9 Months Ended
Sep. 30, 2015
Notes Tables  
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]
 
 
Nine Months Ended September 30, 2015
 
 
 
 
 
 
 
 
 
 
 
Weighted
 
 
 
 
 
 
 
 
 
 
 
Weighted
 
 
Average
 
 
Aggregate
 
 
 
Number
 
 
Average
 
 
Remaining
 
 
Intrinsic
 
 
 
of
 
 
Exercise
 
 
Contractual
 
 
Value
 
 
 
Shares
 
 
Price
 
 
Term (years)
 
 
(in thousands)
 
                                 
Options outstanding, beginning of period
    2,291,783     $ 1.02       9.32     $ -  
Options granted
    1,082,000     $ 0.61                  
Options exercised
    -     $ -                  
Options canceled
    (21,000 )   $ 1.00                  
Options outstanding, end of period
    3,352,783     $ 0.89       8.84     $ 686,174  
                                 
Vested and exercisable and expected to vest, end of period
    3,122,622     $ 0.91       8.81     $ 634,288  
                                 
Vested and exercisable, end of period
    864,510     $ 1.70       7.72     $ 104,545  
Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table Text Block]
 
   
 
Options Outstanding
 
 
 
 
 
 
 
 
 
 
Options Exercisable
 
 
 
 
 
 
   
 
 
 
 
 
 
 
 
 
Weighted
 
 
 
 
 
 
 
 
 
 
   
 
Number
 
 
Weighted
 
 
Average
 
 
Number
 
 
Weighted
 
 
   
 
Outstanding
 
 
Average
 
 
Remaining
 
 
Exercisable
 
 
Average
 
Range of
 
as of
 
 
Exercise
 
 
Contractual
 
 
as of
 
 
Exercise
 
Exercise Prices
 
Sept 30, 2015
 
 
Price
 
 
Term (Years)
 
 
Sept 30, 2015
 
 
Price
 
                                             
 
$0.33       100,000     $ 0.33       9.62       -     $ -  
$0.46
- $0.47     635,000     $ 0.47       9.36       -     $ -  
 
$0.60       1,881,476     $ 0.60       9.00       475,203     $ 0.60  
$0.89
- $0.99     347,000     $ 0.96       9.85       -     $ -  
 
$1.24       312,373     $ 1.24       7.15       312,373     $ 1.24  
$7.00
- $9.00     57,603     $ 8.64       2.08       57,603     $ 8.64  
$12.00
- $18.63     19,081     $ 15.29       2.57       19,081     $ 15.29  
 
$37.00       250     $ 37.00       1.98       250     $ 37.00  
          3,352,783     $ 0.89       8.84       864,510     $ 1.70  
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]
 
 
Three Months Ended
 
 
Nine Months Ended
 
 
 
September 30,
 
 
September 30,
 
 
 
2015
 
 
2014
 
 
2015
 
 
2014
 
Expected term (in years)
          5             5  
Average volatility
  61% - 62%     61%     61% - 62%     61%  
Risk-free interest rate
  1.50% - 1.69%     1.80%     1.29% - 1.69%     1.80%  
Dividend yield
    0%       0%       0%       0%  
Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block]
 
 
Three Months Ended
 
 
Nine Months Ended
 
 
 
September 30,
 
 
September 30,
 
 
 
2015
 
 
2014
 
 
2015
 
 
2014
 
                                 
Research and development
  $ 5     $ -     $ 13     $ 1  
Selling, general and administrative
    50       113       132       143  
Total
  $ 55     $ 113     $ 145     $ 144