Net Loss per Share (Tables)

9 Months Ended

Sep. 30, 2021

Earnings Per Share [Abstract]

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

The Company’s potentially dilutive shares, which include outstanding common stock options, inducement 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 potentially dilutive shares of common stock consisted of the following as of September 30, 2021 and 2020, respectively:

	September 30,
	2021		2020
Stock options		11,072,894		6,572,191
Inducement stock options		97,500		863,333
Unvested restricted stock		1,510,655		1,289,389
Warrants		22,705,571		22,272,727
		35,386,620		30,997,640