Warrants Outstanding | Price Range per Share | |||||
Warrants outstanding at June 30, 2010 | 3,241,992 | $ | 5.43-61.30 | |||
Exercised | (548,366 | ) | $ | 5.43-8.83 | ||
Expired | (3,202 | ) | $ | 9.28 | ||
Warrants outstanding at June 30, 2011 | 2,690,424 | $ | 8.78-61.30 | |||
Issued | 82,856 | $ | 9.33-9.80 | |||
Exercised | (313,239 | ) | $ | 8.78-8.83 | ||
Expired | (2,608 | ) | $ | 8.79-8.83 | ||
Warrants outstanding at June 30, 2012 | 2,457,433 | $ | 8.78-61.30 | |||
Exercised | (362,861 | ) | $ | 8.83-9.80 | ||
Expired | (2,854 | ) | $ | — | ||
Warrants outstanding at June 30, 2013 | 2,091,718 | $ | 8.78-61.30 | |||