Net Loss per Share

12 Months Ended

Dec. 31, 2021

14.	NET LOSS PER SHARE

The following table sets forth the basic and diluted net loss per share attributable to common stockholders for the periods presented (in thousands, except per share data):


	Year ended December 31,
	2021			2020
Numerator:
Net loss attributable to common stockholders	$	(65,011	)	$	(26,551	)
Denominator:
Weighted average common shares outstanding—Basic		109,055,894			102,803,202
Dilutive effect of potential common shares		—			—

Weighted average common shares outstanding—Diluted		109,055,894			102,803,202

Net loss per share attributable to common stockholders—Basic and Diluted	$	(0.60	)	$	(0.26	)

Due to net losses for the years ended December 31, 2021 and 2020, basic and diluted net loss per share were the same, as the effect of all potentially dilutive securities would have been anti-dilutive. The following table sets forth the anti-dilutive common share equivalents for the periods listed:


	Year ended December 31,
	2021		2020
Warrants		7,833,332		256,605
Common stock options issued and outstanding		29,238,432		31,618,135
Unvested restricted stock units		7,434,743		—
Conversion of convertible notes		—		16,317,560

Total		44,506,507		48,192,300