Warrants

3 Months Ended

Mar. 31, 2019

Warrants

Warrants

16. WARRANTS

In connection with the Wainwright underwritten public offering, the Company issued to Wainwright’s designees warrants (the “Underwriter Warrants”) to purchase up to 654,334 shares of Common Stock (representing 7% of the aggregate number of Firm Shares), at an exercise price of $0.9375 per share (representing 125% of the public offering price). The Underwriter Warrants are exercisable immediately and expire three years from the date of issuance.

There was no warrant exercise activity for the three months ended March 31, 2019. Warrants outstanding for the period ended March 31, 2019 are as follows:

Description	Classification	Exercise Price		Expiration Date	Warrants Issued		Warrants Exercised			Warrants Cancelled/ Expired			Balance December 31,2018		Balance March 31,2019
Private  Placement Warrants, issued January 25, 2017	Equity	$	4.69	June 2022		855,000		-			-			855,000		855,000
RedPath Warrants,issued March 22, 2017	Equity	$	4.69	September 2022		100,000		-			-			100,000		100,000
Underwriters Warrants,issued June 21, 2017	Liability	$	1.32	December 2022		575,000		-			(40,000	)		535,000		535,000
Base & Overallotment Warrants,issued June 21, 2017	Equity	$	1.25	June 2022		14,375,000		(5,672,852	)		-			8,702,148		8,702,148
Vendor Warrants,issued August 6, 2017	Equity	$	1.25	August 2020		150,000		-			-			150,000		150,000
Warrants issued October 12, 2017	Equity	$	1.80	April 2022		3,200,000		-			-			3,200,000		3,200,000
Underwriters Warrants,issued January 25, 2019	Equity	$	0.9375	January 2022		654,334		-			-			-		654,334
						19,909,334		(5,672,852	)		(40,000	)		13,542,148		14,196,482