v3.26.1
Condensed Consolidated Statements of Cash Flows - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Cash flows from operating activities    
Net loss $ (11,823) $ (11,209)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation 46 53
Amortization of right-of-use assets, operating leases 243 225
Non-cash interest expense 0 107
Amortization of debt discount 68 35
Change in fair value of warrant liabilities 984 507
Stock-based compensation 868 517
Changes in operating assets and liabilities:    
Prepaid expenses and other current assets (504) (4)
Other long-term prepaid assets (225) 0
Accounts payable (460) 2,999
Accrued expenses (602) (2,645)
Deferred research obligation 0 (489)
Operating lease liabilities (240) (215)
Net cash used in operating activities (11,645) (10,119)
Cash flows from financing activities    
Proceeds from issuance of common stock from at-the-market offerings, net of issuance costs 7,988 835
Payment of offering costs for the issuance of common stock from at-the-market offering (61) 0
Proceeds from the exercise of common warrants 0 343
Proceeds from issuance of common stock and common warrants from the January 2025 Offering 0 9,143
Proceeds from the exercise of stock options 100 7
Net cash provided by financing activities 8,027 10,328
Effect of foreign currency on cash and cash equivalents 5 31
Net (decrease) increase in cash and cash equivalents (3,613) 240
Cash, cash equivalents and restricted cash at the beginning of the period 19,267 19,492
Cash, cash equivalents, and restricted cash at the end of the period 15,654 19,732
Components of cash and cash equivalents, and restricted cash    
Cash and cash equivalents 14,948 18,351
Restricted cash 706 1,381
Total cash, cash equivalents and restricted cash 15,654 19,732
Supplemental disclosure of noncash investing and financing activities:    
At-the-market offering costs incurred but not paid included in accrued expenses and accounts payable 150 0
Fair value of common stock warrants upon settlement 0 373
Conversion of Convertible Note and interest into equity $ 0 $ 20,034