Net loss per share (Tables)

12 Months Ended

Dec. 31, 2016

Schedule of antidilutive securities excluded from computation of earnings per share

The following potentially dilutive securities outstanding, prior to the use of the treasury stock method or if-converted method, have been excluded from the computation of diluted weighted-average shares outstanding for the periods indicated, because including them would have had an anti-dilutive impact:



	Year Ended December 31, 2016	Year Ended December 31, 2015	Period from February 26, 2014 (Inception) to December 31, 2014
Series A Preferred Stock	—	—	15,775,221
Series B Preferred Stock	—	—	14,078,647
Options to purchase common stock	2,156,250	1,824,973	926,832
Unvested restricted common stock	1,196,792	2,202,262	3,218,590
Total	3,353,042	4,027,235	33,999,290