Net Loss Per Share

6 Months Ended

Jun. 30, 2022

Note 16. Net Loss Per Share

The computation of basic and diluted net loss per share attributable to common stockholders for the three and six months ended June 30, 2022 and 2021 was as follows:


	Three Months Ended June 30,						Six Months Ended June 30,
(in thousands, except share and per share data)	2022			2021			2022			2021
Numerator:
Net loss attributable to common stockholders	$	(4,534	)	$	(3,351	)	$	(17,888	)	$	(43,107	)
Denominator:
Weighted average shares outstanding		63,335,271			61,165,018			63,095,400			60,919,340
Net loss per share attributable to common stockholders, basic and diluted	$	(0.07	)	$	(0.05	)	$	(0.28	)	$	(0.71	)

The following shares of potentially dilutive securities were excluded from the computation of diluted net loss per share attributable to common stockholders for the three and six months ended June 30, 2022 and 2021 because they were antidilutive, out-of-the-money, or the issuance of such shares is contingent upon certain conditions which were not satisfied by the end of the period:


	Three Months Ended June 30,				Six Months Ended June 30,
	2022		2021		2022		2021
Convertible notes payable (see Note 9)		482,703		482,703		482,703		482,703
Common stock warrants (see Note 10)		4,477,045		4,562,462		4,477,045		4,562,462
Options to purchase common stock (see Note 13)		12,071,276		9,128,563		12,071,276		9,128,563
Unvested restricted stock awards (see Note 13)		849,215		1,482,815		849,215		1,482,815
Unit purchase option to purchase common stock		—		242,000		—		242,000
Contingent earn-out shares (see Note 3)		6,592,334		9,096,185		6,592,334		9,096,185
Total		24,472,573		24,994,728		24,472,573		24,994,728