Warrants

12 Months Ended

Dec. 31, 2019

Warrants

Warrants

14. Warrants

Warrants outstanding and warrant activity for the year ended December 31, 2019 are as follows:

Description	Classification	Exercise Price		Expiration Date	Warrants Issued		Warrants Exercised			Warrants Cancelled/ Expired			Balance December 31, 2018		Balance December 31, 2019
Private Placement Warrants, issued January 25, 2017	Equity	$	46.90	June 2022		85,500		-			-			85,500		85,500
RedPath Warrants, issued March 22, 2017	Equity	$	46.90	September 2022		10,000		-			-			10,000		10,000
Underwriters Warrants, issued June 21, 2017	Liability	$	13.20	December 2022		57,500		-			(4,000	)		53,500		53,500
Base & Overallotment Warrants, issued June 21, 2017	Equity	$	12.50	June 2022		1,437,500		(567,286	)		-			870,214		870,214
Vendor Warrants, issued August 6, 2017	Equity	$	12.50	August 2020		15,000		-			-			15,000		15,000
Warrants issued October 12, 2017	Equity	$	18.00	April 2022		320,000		-			-			320,000		320,000
Underwriters Warrants, issued January 25, 2019	Equity	$	9.40	January 2022		65,434		-			-			-		65,434
						1,990,934		(567,286	)		(4,000	)		1,354,214		1,419,648