v3.26.1
CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
$ in Thousands
6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Cash flows from operating activities    
Net loss $ (182,127) $ (108,494)
Adjustments to reconcile net loss to net cash used in operating activities:    
Share-based compensation expense 24,273 13,427
Depreciation expense 1,127 565
Accretion of asset retirement obligation 29  
Non-cash lease expense 1,384 972
Accretion of net investment discounts (6,638) (9,537)
Changes in operating assets and liabilities:    
Other receivable 100,000  
Prepaid expenses and other current assets (5,264) (5,109)
Other non-current assets (40,278) (1,096)
Accounts payable (1,658) 966
Accrued expenses and other current liabilities 5,379 2,611
Operating lease liabilities (1,458) (1,092)
Other non-current liabilities 350  
Net cash used in operating activities (104,881) (106,787)
Cash flows from investing activities    
Purchases of short-term investments (692,101) (204,932)
Proceeds from maturities of short-term investments 270,794 288,453
Purchases of property and equipment (1,140) (546)
Net cash (used in) provided by investing activities (422,447) 82,975
Cash flows from financing activities    
Payments of offering costs (37)  
Proceeds from issuance of ordinary shares under employee share purchase plan 872 474
Proceeds from exercise of share options 2,082 1,008
Payment of taxes on restricted share units withheld for taxes (2,574) (156)
Net cash provided by financing activities 343 1,326
Net change in cash and cash equivalents (526,985) (22,486)
Beginning of the period 799,623 169,510
End of the period 272,638 147,024
Supplemental disclosures of noncash investing and financing activities    
Purchases of property and equipment in accounts payable and accrued expenses and other current liabilities 321  
Offering costs included in accounts payable and accrued expenses and other current liabilities 405  
Operating lease right-of-use assets obtained in exchange for new lease liabilities 1,199 $ 4,921
Recognition of asset retirement obligation $ 239