Net Loss per Common Share (Tables)

6 Months Ended

Jun. 30, 2020

Net Loss per Common Share

Computation of basic and diluted net loss per common share

	Three months ended June 30,				Six months ended June 30,
	2020		2019		2020		2019
Basic and diluted net loss per common share:
Net loss	$	(18,326,992)	$	(13,762,214)	$	(50,811,138)	$	(24,402,590)
Weighted average common shares outstanding—basic and diluted		37,100,770		33,801,749		37,081,064		33,429,178
Net loss per common share—basic and diluted	$	(0.49)	$	(0.41)	$	(1.37)	$	(0.73)

Schedule of potentially dilutive securities

	June 30,
	2020	2019
Stock options	3,979,607	3,113,891
Restricted stock units	150,143	—
Warrants	37,042	156,982
Total	4,166,792	3,270,873