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7. Stockholders’ Equity (Tables)
6 Months Ended
Jun. 30, 2021
Equity [Abstract]  
Summary of Warrant Activity

A summary of warrant activity during the six months ended June 30, 2021 is as follows (share amounts in thousands):

 

 

Weighted-
Weighted- Average
Average Remaining
Exercise Contractual Life
Warrants Price (in years)
Outstanding as of December 31, 2020 10,066 $ 1.84 4.4
Issued - $ -
Exercised (7,431) $ 0.98
Cancelled - $ -
Outstanding as of June 30, 2021 2,635 $ 4.29 3.2
Exercisable as of June 30, 2021 2,635 $ 4.29 3.2