WARRANTS

9 Months Ended

Sep. 30, 2015

WARRANTS.

WARRANTS

11.WARRANTS

The following table presents information about warrants to purchase common stock issued and outstanding at September 30, 2015:

Year Issued	Classification	Number of Warrants	Exercise Price		Date of Expiration
2010	Equity	364,752	$	5.60	10/26/2017 — 12/3/2017
2010	Equity	322,543	$	4.00	8/30/2017 — 12/3/2017
2011	Equity	4,017	$	5.60	6/17/2018
2011	Equity	85,785	$	12.24	12/21/2016
2012	Equity	6,054	$	6.64	10/5/2019
2014	Liability	395,716	$	5.75	5/9/2019
Total		1,178,867
Weighted average exercise price			$	5.70
Weighted average life in years					2.54