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Net loss per share (Tables)
6 Months Ended
Jun. 30, 2022
Earnings Per Share [Abstract]  
Schedule of Potentially Dilutive Securities Outstanding Excluded from Computations of Diluted Weighted-Average Shares Outstanding

The following potentially dilutive securities outstanding have been excluded from the computations of diluted weighted-average shares outstanding for the periods presented because such securities have an antidilutive impact due to losses reported (in common stock equivalent shares).

 

 

As of June 30,

 

 

 

2022

 

 

2021

 

Warrants issued to 2010/2012 convertible note

   holders to purchase common stock

 

 

102,070

 

 

 

102,070

 

Options to purchase common stock

 

 

7,958,424

 

 

 

6,225,549

 

Outstanding restricted stock units

 

 

286,000

 

 

 

435,750

 

Warrants issued to underwriter to purchase common stock

 

 

16,500

 

 

 

16,500

 

2018 PIPE warrants

 

 

513,617

 

 

 

513,617

 

2022 common warrants

 

 

60,000,000

 

 

 

 

2022 pre-funded warrants

 

 

20,000,000

 

 

 

 

Total

 

 

88,876,611

 

 

 

7,293,486