Quarterly report pursuant to Section 13 or 15(d)

Share-based compensation (Tables)

v3.23.1
Share-based compensation (Tables)
3 Months Ended
Mar. 31, 2023
Share-Based Payment Arrangement [Abstract]  
Schedule of Stock-based Compensation

The following table sets forth total non-cash share-based compensation for the issuance of common stock, options to purchase common stock, warrants to purchase common stock, and restricted stock unit awards by operating statement classification for the three months ended March 31, 2023 and 2022:

  

    2023     2022  
   

Three Months ended

March 31,

 
    2023     2022  
Research and development   $ 59     $ 97  
Sales and marketing     1       58  
General and administrative     162       366  
Total   $ 222     $ 521  
Schedule of Stock Option and Warrants

A summary of the Company’s stock option and warrant activity is as follows:

 

    Options     Warrants  
   

Shares

Underlying

Options

   

Weighted

Average

Exercise Price

   

Shares

Underlying

Warrants

   

Weighted

Average

Exercise Price

 
Outstanding at December 31, 2022     400,137     $ 42.69       393,261     $ 50.86  
Expired     (249 )   $ 10.40       (54,717 )   $ 100.00  
Forfeited     (24,854 )   $ 12.70       -     $ -  
Outstanding at March 31, 2023     375,034     $ 44.70       338,544     $ 42.91  
Exercisable at March 31, 2023     318,094     $ 50.04       338,544     $ 42.91