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Net Loss per Share (Tables)
12 Months Ended
Dec. 31, 2020
Net Loss per Share  
Schedule of anti-dilutive common stock equivalents

As of December 31, 

    

2020

2019

Unvested restricted stock and restricted stock unit awards

 

507,450

581,408

Outstanding stock options

 

3,912,257

4,358,291

Estimated number of shares issuable for convertible notes (1)

392,240

Total

 

4,811,947

4,939,699

(1)Represents the number of shares that would have been issued if the Company had elected to pay the December Success Payment Notes, as discussed in Note 8, in shares of the Company’s common stock, based on the closing price of the common stock on December 31, 2020. The number of shares issued, for purposes of this presentation, is calculated by dividing the principal of the notes payable, including accrued interest, by the stock price per share