Net Loss per Share

6 Months Ended

Jun. 30, 2019

10. Net Loss per Share

The following table sets forth the computation of basic and diluted net loss per share attributable to common stockholders (in thousands, except share and per share amounts):

	Three Months Ended June 30,						Six Months Ended June 30,
	2019			2018			2019			2018
Numerator
Net loss	$	(38,174	)	$	(18,413	)	$	(75,644	)	$	(36,233	)
Denominator
Weighted average shares outstanding		46,067,571			37,490,960			43,305,587			36,694,820
Less: weighted average shares subject to repurchase		(1,670	)		(50,936	)		(4,170	)		(74,073	)
Weighted average shares used to compute basic and diluted net loss per share		46,065,901			37,440,024			43,301,417			36,620,747
Net loss per share, basic and diluted	$	(0.83	)	$	(0.49	)	$	(1.75	)	$	(0.99	)

The following outstanding shares of potentially dilutive securities were excluded from the computation of diluted net loss per share attributable to common stockholders for the periods presented because including them would have been antidilutive:

	As of June 30,
	2019		2018
Common stock subject to repurchase		—		32,361
Options and awards issued and outstanding		5,303,268		3,904,668

As of June 30, 2019, the Company has contributions from plan participants of $0.3 million under the 2015 ESPP, which if converted, would be equivalent to approximately 8,000 shares based on 85% of the stock price at the beginning of the offering period. As of June 30, 2018, the Company had contributions from plan participants of $0.2 million under the 2015 ESPP, which if converted, would have been equivalent to approximately 5,000 shares based on 85% of the stock price at the beginning of the offering period.