Net Loss per Share (Tables)

9 Months Ended

Sep. 30, 2014

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 September 30, 2014 and 2013 consist of the following:

	September 30,
	2014		2013
Stock options		5,792,428		5,730,169
Unvested restricted common stock		283,433		431,178
Warrants		8,235,076		10,392,387
		14,310,937		16,553,734