Quarterly report pursuant to Section 13 or 15(d)

Note 4 - Stock-based Compensation (Tables)

v3.23.3
Note 4 - Stock-based Compensation (Tables)
9 Months Ended
Sep. 30, 2023
Notes Tables  
Share-Based Payment Arrangement, Option, Activity [Table Text Block]
   

Nine Months Ended September 30, 2023

 
   

Number of

Options

   

Weighted

Average

Exercise

Price

   

Weighted

Average

Remaining

Contractual

Life

(in years)

   

Aggregate

Intrinsic

Value

 

Outstanding, January 1, 2023

    702,805     $ 4.42       5.5     $  

Granted

    1,339,500       0.32                  

Cancelled/Forfeited

    (1,060,465

)

    0.73                  

Expired

    (4,600

)

    54.92                  

Outstanding, September 30, 2023

    977,240     $ 2.57       6.6     $  

Exercisable, September 30, 2023

    457,365     $ 5.09       3.4     $  
Schedule of Nonvested Restricted Stock Units Activity [Table Text Block]
   

Nine Months Ended

September 30, 2023

 
   

Number of

Shares

   

Weighted

Average

Grant-Date

Fair Value

 

Unvested, January 1, 2023

    90,000     $ 0.99  

Granted

             

Vested

           

Unvested, September 30, 2023

    90,000     $ 0.99