Note 10 - Net Loss Per Share

6 Months Ended

Jun. 30, 2022

Notes to Financial Statements

Earnings Per Share [Text Block]

The following table (in thousands, except for loss per share) reconciles basic and diluted weighted average common shares outstanding for each of the six months ended June 30, 2022 and 2021:

	Three Months Ended						Six Months Ended
	June 30,						June 30,
	2022			2021			2022			2021
Weighted average common shares outstanding:
Basic		126,314			118,382			123,835			118,322
Dilutive unvested stock, convertible preferred stock, Common Stock Warrants and IPO Warrants		—			—			—			—
Diluted		126,314			118,382			123,835			118,322
Basic and diluted net loss per share attributable to common stockholders	$	(0.13	)	$	(0.13	)	$	(0.27	)	$	(0.19	)

Potentially dilutive securities not included in the diluted net loss per share computations because their effect would have been anti-dilutive were as follows (in thousands):

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2022		2021		2022		2021
Unvested stock and stock units (1)		1,981		1,555		1,666		1,034
Convertible preferred stock		41,725		27,129		40,159		16,143
Common Stock Warrants		1,474		2,873		1,463		1,967
IPO Warrants(2)		12,082		12,082		12,082		12,082
Total potentially dilutive common shares		57,262		43,639		55,370		31,226

⁽¹⁾ Does not include 6.2 million shares for each of the three and six months ended  June 30, 2022 and 2.6 million shares for each of the three and six months ended June 30, 2021, of unvested stock and stock units because the performance conditions had not yet been satisfied as of June 30, 2022 and 2021, respectively. 

⁽²⁾ The IPO Warrants were issued in connection with our initial public offering in 2015 and expired on July 24, 2022.