The summary of stock warrants liability activity for the years ended December 31, 2013 and 2012 is as follows:
|
| Number of Warrants |
|
| Weighted Average Exercise Price |
|
| Weighted Average Remaining Contractual Life (in years) |
|
| Weighted Average Grant Date Fair Value |
| ||||
|
|
|
|
|
|
|
|
|
|
|
|
| ||||
Outstanding at December 31, 2011 |
|
| 12,940 |
|
| $ | 4.83 |
|
|
| 9.9 |
|
| $ | 1.91 |
|
Granted |
|
| 7,609 |
|
| $ | 4.83 |
|
|
| 9.9 |
|
| $ | 1.81 |
|
Exercised |
|
| - |
|
|
| - |
|
|
| - |
|
|
| - |
|
Expired/cancelled |
|
| - |
|
|
| - |
|
|
| - |
|
|
| - |
|
Outstanding at December 31, 2012 |
|
| 20,549 |
|
| $ | 4.83 |
|
|
| 8.9 |
|
| $ | 1.64 |
|
Granted |
|
| - |
|
|
| - |
|
|
| - |
|
|
| - |
|
Exercised |
|
| - |
|
|
| - |
|
|
| - |
|
|
| - |
|
Expired/cancelled |
|
| - |
|
|
| - |
|
|
| - |
|
|
| - |
|
Outstanding at December 31, 2013 |
|
| 20,549 |
|
| $ | 4.83 |
|
|
| 8.20 |
|
| $ | 5.95 |
|