v3.25.3
STOCK BASED COMPENSATION (Tables)
9 Months Ended
Sep. 30, 2025
STOCK BASED COMPENSATION  
Summary of stock-based activities

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Weighted

    

Weighted

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Average

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Average

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ADS Underlying

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Exercise

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Contractual

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Options

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Price

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Terms

Outstanding at December 31, 2024

 

55,541

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$

150.47

 

9.76

Granted

 

155,983

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9.07

 

—

Canceled

 

(10,897)

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74.19

 

—

Outstanding at September 30, 2025

 

200,627

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$

44.68

 

9.59

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Exercisable options at September 30, 2025

 

2,049

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$

2,338.08

 

6.40

Summary of weighted average assumptions of stock options granted valued using the Black-Scholes option-pricing model

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September 30, 

 

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 2025

 

Expected volatility

 

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108.1

%

Risk-free interest rate

 

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4.4

%

Expected dividend yield

 

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0.0

%

Expected life of options in years

 

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6.4

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Exercise Price

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$

9.07

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Fair value of common stock

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$

8.71

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Estimate fair value of option

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$

7.39

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