Equity Warrants | Liability Warrants | |||||||||||||||||||||||
Shares Underlying | Weighted Average Remaining Contractual Life (Years) | Weighted Average Exercise Price | Shares Underlying | Weighted Average Remaining Contractual Life (Years) | Weighted Average Exercise Price | |||||||||||||||||||
Balance, January 1, 2011 | 17,372 | 3.5 | $ | 60.00 | 216,575 | 1.5 | $ | 220.00 | ||||||||||||||||
Granted | - | - | 423,782 | 20.00 | ||||||||||||||||||||
Impact of antidilution clauses | - | - | 518,720 | NA | ||||||||||||||||||||
Impact of amendment | - | - | 78,215 | NA | ||||||||||||||||||||
Exercised | - | - | (25,015 | ) | 20.00 | |||||||||||||||||||
Forfeited, expired or cancelled | (11,616 | ) | 44.00 | (411,264 | ) | 88.00 | ||||||||||||||||||
Outstanding, December 31, 2012 | 5,756 | 2.4 | 90.00 | 801,013 | 3.5 | 24.00 | ||||||||||||||||||
Granted | 1,820,711 | 6.66 | 38,400 | 16.00 | ||||||||||||||||||||
Impact of antidilution clauses | - | - | 385,292 | NA | ||||||||||||||||||||
Impact of amendment | (8,711 | ) | - | (487,350 | ) | NA | ||||||||||||||||||
Exercised | - | - | - | NA | ||||||||||||||||||||
Forfeited, expired or cancelled | (2,722 | ) | 137.60 | (146,107 | ) | 65.60 | ||||||||||||||||||
Outstanding, December 31, 2013 | 1,815,034 | 5.0 | $ | 6.69 | 591,248 | 2.9 | $ | 5.24 | ||||||||||||||||
Exercisable, December 31, 2013 | 1,729,319 | 5.0 | $ | 6.69 | 591,248 | 2.9 | $ | 5.24 |