v3.26.3
Note 9 - Stock Based Compensation (Tables)
9 Months Ended
Sep. 30, 2026
Notes Tables  
Disclosure of Share-Based Compensation Arrangements by Share-Based Payment Award [Table Text Block]

 

 

Shares Available for Grant

 

 

Number of Shares Outstanding

 

 

Weighted-Average Exercise Price

 

Balance as of December 31, 2025

 

 

81

 

 

 

8,610

 

 

$

3.91

 

Authorized

 

 

2,749

 

 

 

-

 

 

 

-

 

Options granted

 

 

(1,938

)

 

 

1,938

 

 

 

2.60

 

Common stock granted

 

 

(379

)

 

 

-

 

 

 

-

 

Exercised

 

 

-

 

 

 

(181

)

 

 

0.78

 

Forfeited/expired

 

 

372

 

 

 

(372

)

 

 

2.87

 

Balance as of September 30, 2026

 

 

885

 

 

 

9,995

 

 

$

3.75

 

Schedule of Share-Based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]

 

 

For the nine months ended September 30,

 

Description

 

2026

 

 

2025

 

Dividend-yield

 

 

-%

 

 

-%

Risk-free interest rate

 

 

3.9%

 

 

4.3%

Expected volatility

 

 

111.0%

 

 

113.5%

Expected life (years)

 

 

5.81

 

 

 

5.81

 

Market value per share on grant date

 

$2.60

 

 

$2.73

 

Fair value per option on grant date

 

$2.18

 

 

$2.32