Stockholders' Equity (Tables)

9 Months Ended

Sep. 30, 2020

Stockholders' Equity

Schedule of common stock reserved for future issuance

As of September 30, 2020, approximately 7.6 million shares of common stock were issuable upon conversion or exercise of rights granted under prior financing arrangements, stock options and warrants, as follows:

Exercise of stock options	7,629,298
Exercise of warrants	—
Convertible senior notes	4,810,002
Total shares of common stock reserved for future issuances	12,439,300