Note 10 — Warrants

 

During the three months ended March 31, 2015, there were no warrants exercised to purchase shares of the Company’s common stock. At March 31, 2015 and December 31, 2014, there were 1,564,108 warrants outstanding with a weighted average exercise price of $4.48. The shares underlying the warrants have not been registered. Warrants to purchase 21,000 shares of the Company’s common stock were unvested at March 31, 2015.