v3.25.4
Consolidated Statements of Cash Flows - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Operating activities      
Net loss $ (45,540) $ (38,531)  
Adjustments to reconcile net loss to net cash used in operating activities:      
Depreciation 1,686 1,745 $ 1,700
Deferred tax liability 5 0  
Foreign exchange loss (3,333) 5,529  
Share-based compensation expense 3,622 1,753  
Changes in operating assets and liabilities:      
Income tax receivable 234 (83)  
Accrued interest receivable 340 160  
Prepaid expenses and other current assets (10) (271)  
Accounts payable (688) (364)  
Accrued expenses 3,686 (877)  
Long term income tax payable 78 (24)  
Net cash used in operating activities (39,920) (30,963)  
Investing activities      
Purchase of property and equipment (289) (1,304)  
Net cash used in investing activities (289) (1,304)  
Financing activities      
Issuance of common stock under stock option plan   200  
Net cash (used in) provided by financing activities (10,250) 10,450  
Effect of foreign exchange rate on cash and cash equivalents      
Effect of foreign exchange rate on cash and cash equivalents 3,333 (5,529)  
Net change in cash and cash equivalents (47,126) (27,346)  
Cash and cash equivalents, beginning of period 172,677 200,023  
Cash and cash equivalents, end of period 125,551 172,677 $ 200,023
Supplemental Information:      
Accrued purchases of property and equipment 0 70  
Cash paid for interest 486 400  
Cash paid (refunded) for income taxes (81) 87  
Related Party [Member]      
Financing activities      
(Payment on) proceeds from convertible loan related party (10,000) 10,000  
Nonrelated Party [Member]      
Financing activities      
(Payment on) proceeds from convertible loan related party $ (250) $ 250