Quarterly report pursuant to Section 13 or 15(d)

SHARE-BASED COMPENSATION (Tables)

v3.23.2
SHARE-BASED COMPENSATION (Tables)
6 Months Ended
Jun. 30, 2023
SHARE-BASED COMPENSATION  
Summary of the activity of share options

    

    

    

Weighted

    

 

 

Weighted

 

Average

 

 

 

Average

 

Remaining

 

Number of

 

Exercise

 

Contractual

Aggregate

Share

 

Price Per

 

Term

Intrinsic

Options

Share

 

(years)

Value

Outstanding as of December 31, 2022

 

1,043,025

$

7.53

 

6.1

$

1,183,860

Expired

 

(1,533)

 

11.77

 

 

2,196

Outstanding as of June 30, 2023

 

1,041,492

 

7.53

 

5.6

781,449

Vested and exercisable as of June 30, 2023

 

696,625

$

7.40

 

4.0

$

781,449

Summary of total share-based compensation

Three Months Ended

Six Months Ended

June 30, 

June 30, 

    

2023

    

2022

    

2023

    

2022

Research and development

$

39,109

$

38,473

$

78,018

$

100,579

General and administrative

 

95,082

 

78,470

 

188,683

 

139,698

Total share-based compensation

$

134,191

$

116,943

$

266,701

$

240,277