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Stockholders' Equity
3 Months Ended
Mar. 31, 2020
Equity [Abstract]  
Stockholders' Equity

3. Stockholders' Equity

 

Common Stock

 

During the three months ended March 31, 2020, there were no activities that affected common stock.

 

Preferred Stock

 

We have one class of preferred stock. There were no activities that affected preferred stock during the three months ended March 31, 2020.

 

Warrants

 

As of March 31, 2020 and December 31, 2019, there were 756,368 warrants to purchase common stock outstanding.