Warrants

6 Months Ended

Jun. 30, 2018

Warrants

Warrants

Note 14. Warrants

Common Stock Warrants

Following is a summary of all warrant activity for the six months ended June 30, 2018:

Warrants	Number of Warrants Issued		Weighted Average Exercise Price
Warrants outstanding at December 31, 2017		3,058,402	$	5.29
Warrants issued during the six months ended June 30, 2018 (see Note 10)		190,114	$	2.63
Warrants outstanding at June 30, 2018		3,248,516	$	5.14
Aggregate intrinsic value of outstanding warrants at June 30, 2018	$	119,686
Weighted average remaining contractual terms at June 30, 2018 (in years)		3.49