Net Loss per Share Attributable to Common Stock (Tables)

6 Months Ended

Jun. 30, 2020

Schedule of Basic and Diluted Earnings Per Share

The following table sets forth the calculation of basic and diluted net loss per share attributable to common stock during the periods presented:


	Three Months Ended June 30,						Six Months Ended June 30,
	2020		2019		2020		2019
Numerator:
Net loss	$	(6,611)	$	(12,625)	$	(66,728)	$	(79,804)
Dividend on convertible preferred stock	(1,284)		—		(1,284)		—
Net loss attributable to common stock—basic and diluted	$	(7,895)	$	(12,625)	$	(68,012)	$	(79,804)
Denominator:



Weighted average shares—basic and diluted⁽¹⁾	98,785,318		91,216,886		96,114,012		90,915,334
Net loss per share:
Net loss attributable to common stock—basic and diluted	$	(0.08)	$	(0.14)	$	(0.71)	$	(0.88)

Summary of Antidilutive Securities Excluded from Computation of Earnings Per Share

The following outstanding shares of common stock equivalents were excluded from the computation of the diluted net loss per share for the periods presented because their effect would have been anti-dilutive:


	Three Months Ended June 30,			Six Months Ended June 30,
	2020	2019	2020	2019
Stock options outstanding	6,493,269	8,411,868	6,493,269	8,411,868
Restricted stock units outstanding⁽¹⁾	4,339,964	3,936,774	4,339,964	3,936,774
Employee stock purchase plan	—	—	—	—
Convertible preferred stock, as if converted	2,040,000	—	2,040,000	—
Total	12,873,233	12,348,642	12,873,233	12,348,642

(1) Net of vested restricted stock units whose settlement into common stock were deferred at the option of certain non-employee directors. The deferred shares of common stock are included in basic weighted average shares outstanding. See Note 12 for more information.