Quarterly Selected Financial Data (unaudited) (Tables)

12 Months Ended

Dec. 31, 2019

Quarterly Selected Financial Data (unaudited)

Quarterly Selected Financial Data (unaudited)

	Quarter Ended
	December 31,		September 30,		June 30,		March 31,
(in thousands, except per share amounts)	2019		2019		2019		2019
Operating expenses	$	11,440	$	11,513	$	13,596	$	12,305
Net loss		(11,047)		(11,004)		(12,978)		(11,643)
Net loss per share, basic and diluted	$	(0.38)	$	(0.37)	$	(0.44)	$	(0.40)

	QuarterEnded
	December 31,		September 30,		June 30,		March 31,
(in thousands, except per share amounts)	2018		2018		2018		2018
Operating expenses	$	11,171	$	11,149	$	12,258	$	14,644
Net loss		(10,509)		(10,498)		(11,631)		(14,301)
Net loss per share, basic and diluted	$	(0.36)	$	(0.36)	$	(0.40)	$	(0.63)