v3.25.2
Stock-based Compensation
6 Months Ended
Jun. 30, 2025
Stock-based Compensation  
Stock-based Compensation

Note 10. Stock-based Compensation

As of June 30, 2025, and 2024, there was $0 and $50, respectively of unrecognized stock-based compensation related to the XpresTest Plan.

The fair value of stock options is estimated as of the date of grant using the Black-Scholes-Merton (“Black-Scholes”) option-pricing model. The Company uses the simplified method to estimate the expected term of options due to insufficient history and high turnover in the past.

The following variables were used as inputs in the model:

    

2025

    

2024

Share price of the Company’s Common Stock on the grant date:

$

0.97 - 1.52

1.50

Exercise price:

$

0.97 - 1.52

1.50

Expected volatility:

 

121.04

121.04

%

Expected dividend yield:

 

0

0

%

Annual average risk-free rate:

 

4.13 - 4.47

4.14

%

Expected term:

 

6.32

6.32

years

Total stock-based compensation for the three and six months ended June 30, 2025, was $599 and $682, respectively. Total stock-based compensation for the three and six months ended June 30, 2024, was $304 and $586 respectively. All stock-based compensation for the three and six months ended June 30, 2025 and June 30, 2024 is presented on the unaudited condensed consolidated Statements of Operations and Comprehensive Loss within general and administrative expense.

The following tables summarize information about stock options and RSU activity for the six months ended June 30, 2025:

RSUs

Stock options

    

    

Weighted

    

    

Weighted

    

Weighted

average

average

average

No. of

grant date

No. of

exercise

remaining

RSUs

fair value

options

price

term

Outstanding as of December 31, 2024

30,000

$

1.80

539,799

$

12.85

7.63 years

Granted

495,679

0.97

581,038

1.00

Exercised/Vested

(495,679)

0.97

Forfeited

(357)

29.18

Expired

 

(175,926)

18.95

Outstanding as of June 30, 2025

30,000

$

1.80

944,554

$

4.37

9.24 years

Exercisable as of June 30, 2025

249,324

$

13.09

9.24 years

Unrecognized stock-based payment cost related to non-vested stock options as of June 30, 2025 was $567, vesting over the next 3.82 years.

Unrecognized stock-based payment cost related to non-vested RSUs as of June 30, 2025 was $30.