Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statements of Stockholders' Equity

v3.23.3
Condensed Consolidated Statements of Stockholders' Equity - USD ($)
$ in Thousands
Total
Ordinary Shares
Additional Paid-in Capital [Member]
Accumulated Deficit
Accumulated Other Comprehensive Income (Loss)
Beginning balance at Dec. 31, 2021 $ 50,234 $ 122 $ 428,605 $ (378,493)  
Beginning balance (in shares) at Dec. 31, 2021   12,185,019      
Issuance of ordinary shares, net (in shares)   48,355      
Ending balance at Jun. 30, 2022 43,886 $ 122 432,492 (388,728)  
Ending balance (in shares) at Jun. 30, 2022   12,233,374      
Beginning balance at Dec. 31, 2021 50,234 $ 122 428,605 (378,493)  
Beginning balance (in shares) at Dec. 31, 2021   12,185,019      
Issuance of ordinary shares, net 8   8    
Share-based compensation expense 4,301   4,301    
Cancellation of share options 17,350   17,350    
Net loss (39,344)     (39,344)  
Ending balance at Sep. 30, 2022 32,549 $ 122 450,264 (417,837)  
Ending balance (in shares) at Sep. 30, 2022   12,233,374      
Beginning balance at Dec. 31, 2021 50,234 $ 122 428,605 (378,493)  
Beginning balance (in shares) at Dec. 31, 2021   12,185,019      
Net loss (44,434)        
Ending balance at Dec. 31, 2022 27,999 $ 126 451,150 (422,927) $ (350)
Ending balance (in shares) at Dec. 31, 2022   12,598,641      
Beginning balance at Jun. 30, 2022 43,886 $ 122 432,492 (388,728)  
Beginning balance (in shares) at Jun. 30, 2022   12,233,374      
Share-based compensation expense 422   422    
Cancellation of share options 17,350   17,350    
Net loss (29,109)     (29,109)  
Ending balance at Sep. 30, 2022 32,549 $ 122 450,264 (417,837)  
Ending balance (in shares) at Sep. 30, 2022   12,233,374      
Beginning balance at Dec. 31, 2022 27,999 $ 126 451,150 (422,927) (350)
Beginning balance (in shares) at Dec. 31, 2022   12,598,641      
Issuance of ordinary shares, net 4 $ 4      
Issuance of ordinary shares, net (in shares)   442,400      
Share-based compensation expense 1,085   1,085    
Net loss (26,009)     (26,009)  
Unrealized gain (loss) on available-for-sale securities 353       353
Ending balance at Sep. 30, 2023 3,432 $ 130 452,235 (448,936) 3
Ending balance (in shares) at Sep. 30, 2023   13,041,041      
Beginning balance at Jun. 30, 2023 7,129 $ 130 452,084 (445,059) (26)
Beginning balance (in shares) at Jun. 30, 2023   13,028,403      
Issuance of ordinary shares, net (in shares)   12,638      
Share-based compensation expense 151   151    
Net loss (3,877)     (3,877)  
Unrealized gain (loss) on available-for-sale securities 29       29
Ending balance at Sep. 30, 2023 $ 3,432 $ 130 $ 452,235 $ (448,936) $ 3
Ending balance (in shares) at Sep. 30, 2023   13,041,041