Quarterly report pursuant to Section 13 or 15(d)

Stockholders' equity (Tables)

v3.22.2.2
Stockholders' equity (Tables)
3 Months Ended
Sep. 30, 2022
Equity [Abstract]  
Schedule of warrants or rights
The activity related to warrants during the three months ended September 30, 2022, is summarized as
follows:
 
 
  
Common
Stock from
Warrants
 
  
Weighted-
average
Exercise
Price
(per
share)
 
Outstanding at July 1, 2022
     107,095      $ 10.50  
    
 
 
    
 
 
 
Pre-funded warrants issued September 1
5
, 2022
     12,171,628      $ 0.0001  
Series 2 Warrants issued September 1
5
, 2022
     29,809,471      $ 0.66
 
Outstanding at September 30, 2022
     42,088,194      $ 0.49  
Exercisable at September 30, 2022
     12,278,723      $ 0.09  
Schedule of equity awards
The activity related to equity awards, which are comprised of stock options during the three months ended September 30, 2022 is summarized as follows:
 
     Stock
Options
     Weighted-
average
Exercise
Price
     Weighted-
average
Remaining
Contractual
Term
     Aggregate
Intrinsic
Value
 
Outstanding at June 30, 2022
     738,064      $ 6.95        7.18 years      $ —    
             
 
 
                   
Expired
     5,665      $ 45.92              
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Outstanding at September 30, 2022
     732,399        6.65        6.99 years      $ —    
             
 
 
                   
Exercisable at September 30, 2022
     269,509      $ 12.47        6.06 years      $ —    
             
 
 
                   
Schedule of equity-based compensation expense
The classification of share-based compensation expense is summarized as follows:
 
     Three Months Ended  
     September 30,  
(US$’000)    2022      2021  
Research and development
   $ 30      $ 81  
General and administrative
     272        190  
    
 
 
    
 
 
 
Total share-based compensation expense
   $ 302      $ 271