The following summarizes the Company's warrant transactions for the years ended April 30, 2012, 2011 and 2010:
|
| Number of Warrants |
| Weighted Average Exercise Price Per Share |
| ||
Outstanding and exercisable, May 1, 2010 |
|
| 13,671,000 |
| $ | 0.32 |
|
Granted |
|
| 14,895,415 |
|
| 0.00 |
|
Cancelled or Expired |
|
| (2,750,000 | ) |
| 0.07 |
|
Outstanding, April 30, 2011 |
|
| 25,816,415 |
| $ | 0.11 |
|
Granted |
|
| - |
|
| - |
|
Exercised |
|
| (1,250,000 | ) |
| 0.20 |
|
Cancelled or Expired |
|
| - |
|
| - |
|
Outstanding, April 30, 2012 |
|
| 24,566,415 |
| $ | 0.11 |
|
Granted |
|
| - |
|
| - |
|
Cancelled or Expired |
|
| (420,000 | ) |
| 1.46 |
|
Outstanding, April 30, 2013 |
|
| 24,146,415 |
| $ | 0.08 |
|
|
|
|
|
|
|
|
|
Weighted average fair value of warrants granted: |
|
|
|
|
|
|
|
2011 |
| $ | 0.00 |
|
|
|
|
2012 |
| $ | - |
|
|
|
|
2013 |
| $ | - |
|
|
|
|
The following table summarizes information about warrants outstanding as of April 30, 2013:
|
| Warrants Outstanding and Exercisable |
| ||||
Range of Exercise Prices |
| Number |
| Weighted Average Exercise Price |
| ||
$0.00 - $0.20 |
|
| 14,895,415 |
| $ | 0.00 |
|
$0.20 - $1.40 |
|
| 9,251,000 |
| $ | 0.21 |
|