Net Loss per Share (Tables)

6 Months Ended

Jun. 30, 2015

Potential Dilutive Shares Excluded from Computation of Diluted Net Loss Per Share

The Company’s potential dilutive shares, which include outstanding common stock options, unvested restricted stock and warrants, have not been included in the computation of diluted net loss per share for any of the periods presented as the result would be anti-dilutive. Such potential shares of common stock at June 30, 2015 and 2014 consisted of the following:

	June 30,
	2015		2014
Stock options		3,543,331		6,041,162
Unvested restricted common stock		1,123,517		295,496
Warrants		—		10,496,467
		4,666,848		16,833,125