v3.25.2
Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)
$ in Thousands
 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Cash flows from operating activities:    
Net loss $ (57,040) $ (42,589)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation and amortization 63 65
Reduction in the carrying value of right-of-use assets 78 71
Foreign currency loss   146
Amortization of debt issuance costs 199 135
Loss on extinguishment of debt 546  
Accretion on discount to short-term investments (1,950) (2,495)
Stock-based compensation 5,641 4,453
Changes in operating assets and liabilities:    
Prepaid expenses and other current assets 1,739 (2,677)
Non-current assets (768) (814)
Accounts payable and accrued expenses and other current liabilities (1,958) 566
Net cash used in operating activities (53,450) (43,139)
Cash flows from investing activities:    
Purchase of property and equipment (18) (31)
Purchase of available-for-sale securities, net (54,726) (34,138)
Maturity of available-for-sale securities 108,400 74,500
Net cash provided by investing activities 53,656 40,331
Cash flows from financing activities:    
Repayment of long-term debt (27,230)  
Proceeds from long-term debt, net 29,598  
Proceeds from exercise of stock options 230 62
Reimbursement of commissions from the prior issuance of common stock upon at the market sales, net   46
Repurchase of shares for minimum tax withholdings (329) (4)
Net cash provided by financing activities 2,269 104
Effect of exchange rate changes on cash and cash equivalents (167) (17)
Increase (decrease) in cash and cash equivalents 2,308 (2,721)
Cash and cash equivalents beginning of period 15,128 26,585
Cash and cash equivalents end of period 17,436 23,864
Supplemental disclosure of cash flow information:    
Cash paid for interest $ 1,824 $ 1,078