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 $ (167,375) $ (131,867)
Adjustments to reconcile net loss to net cash used in operating activities    
Stock-based compensation expense 30,231 20,134
Non-cash interest expense 2,021 2,144
Change in fair value of derivative liabilities (2,144) 1,619
Depreciation and amortization expense 3,134 2,007
Loss (gain) on disposal of items of property and equipment 4,866 (29)
Changes in operating assets and liabilities:    
Accounts receivable, net 389 1,976
Prepaid expenses and other current assets (844) 4,983
Inventory (262) 1
Accounts payable 3,915 1,738
Operating lease assets (1,182) 62
Accrued expenses (6,970) (2,304)
Deferred revenue   (128)
Operating lease liabilities 956 (245)
Net cash used in operating activities (133,265) (99,909)
Cash flows from investing activities:    
Purchases of property and equipment (8,029) (3,178)
Proceeds from sales of property and equipment   130
Net cash used in investing activities (8,029) (3,048)
Cash flows from financing activities:    
Proceeds from exercise of stock options 1,973 7,251
Proceeds from issuance of common stock pursuant to employee stock purchase plan 902 713
Proceeds from issuance of common stock upon public offering, net of issuance costs   94,025
Net cash provided by financing activities 2,875 101,989
Net decrease in cash, cash equivalents and restricted cash (138,419) (968)
Cash, cash equivalents and restricted cash at beginning of period 738,674 393,716
Cash, cash equivalents and restricted cash at end of period 600,255 392,748
Supplemental disclosure of cash flow information:    
Cash paid for interest 4,363 4,448
Supplemental disclosure of non-cash investing and financing activities:    
Change in right-of-use asset as a result of new, modified, and terminated leases 2,512  
Additions to property and equipment included in accounts payable and accrued expenses $ 730 123
Receivables from exercise of stock options included in prepaid expenses and other current assets   $ 316