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Net loss per share (Tables)

6 Months Ended

Jun. 30, 2019

Common Stock Equivalents Excluded from Calculation of Diluted Net Loss Per Share

The following common stock equivalents were excluded from the calculation of diluted net loss per share for the periods indicated because including them would have had an anti-dilutive effect:

	For the three and six months ended
	June 30,
(in thousands)	2019		2018
Outstanding stock options		5,393		4,505
Restricted stock units		1,103		931
ESPP shares		15		5
		6,511		5,441