Basis of Presentation, Summary of Significant Accounting Policies and Recent Accounting Pronouncements (Tables)

9 Months Ended

Sep. 30, 2019

Basis of Presentation, Summary of Significant Accounting Policies and Recent Accounting Pronouncements

Summary of potentially dilutive securities

	As of September 30,
	2019		2018
Options to purchase common stock		8,170,382		8,048,105
Unvested restricted stock awards		146,800		146,800
Unvested restricted stock units		1,324,172		1,293,750
Warrants to purchase common stock		2,770,781		-
		12,412,135		9,488,655