Net Loss Per Share (Tables)

3 Months Ended

Mar. 31, 2022

Net Loss Per Share

Schedule of basic and diluted net loss per share

Basic and diluted net loss per share for the three months ended March 31, 2022 and 2021 was calculated as follows (in thousands except share and per share amounts).

	Three Months Ended March 31,
	2022		2021
Numerator:
Net loss	$	(10,376)	$	(9,134)
Net loss attributable to common stockholders for basic and diluted loss per share	$	(10,376)	$	(9,134)
Denominator:
Weighted average number of common shares outstanding – basic and diluted		113,248,937		76,378,569
Net loss per share attributable to common stockholders – basic and diluted	$	(0.09)	$	(0.12)

Schedule of potentially anti-dilutive securities excluded from calculation of diluted net loss per share

	Three Months Ended March 31,
	2022	2021
Restricted stock units to purchase common stock	3,510,606	935,606
Options to purchase common stock	9,101,507	7,750,307
Warrants to purchase common stock	35,455,674	35,974,337
	48,067,787	44,660,250