v3.26.1
STOCK BASED COMPENSATION (Tables)
6 Months Ended
Jun. 30, 2026
STOCK BASED COMPENSATION  
Summary of stock-based activities under the Amended & 2025 Plans

​

​

​

​

​

​

​

​

​

​

  ​ ​ ​

​

  ​ ​ ​

Weighted

  ​ ​ ​

Weighted

​

​

ADS

​

Average

​

Average

​

​

Underlying

​

Exercise

​

Contractual

​

​

Options

​

Price

​

Terms

Outstanding at December 31, 2025

 

215,957

​

$

42.83

 

9.30

Granted

 

809,661

​

​

7.37

 

—

Outstanding at June 30, 2026

 

1,025,618

​

$

14.84

 

9.43

​

​

​

​

​

​

​

​

Exercisable options at June 30, 2026

 

42,069

​

$

148.08

 

8.62

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

​

​

​

​

​

​

​

  ​ ​ ​

June 30, 

 

​

​

2026

 

Expected volatility

 

​

118.7

%

Risk-free interest rate

 

​

4.0

%

Expected dividend yield

 

​

0.0

%

Expected life of options in years

 

​

6.4

​

Exercise Price

​

$

7.37

​

Fair value of common stock

​

$

7.37

​

Estimate fair value of option

​

$

6.51

​