v3.26.1
Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)
$ in Thousands
 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Operating activities:    
Net loss $ (3,872) $ (4,761)
Depreciation 6 17
Reduction in the carrying amount of right-of-use assets 242 239
Share-based compensation 222 268
Accounts payable (10) (10)
Prepaid expenses and other current assets 65 42
Accounts payable (8) 741
Accrued expenses and other current liabilities 217 446
Operating lease liability (256) (249)
Net cash used in operating activities (3,394) (3,267)
Investing activities:    
Purchase of property and equipment (3) (1)
Net cash used in investing activities (3) (1)
Financing activities:    
Exercise of common stock warrants 39 0
Proceeds from sales of common stock 5,309 1,907
Issuance costs of sale of common stock (330) (30)
Net cash provided by financing activities 5,018 1,877
Net change in cash and cash equivalents 1,621 (1,391)
Cash and cash equivalents at beginning of period 2,496 2,371
Cash and cash equivalents at end of period 4,117 980
Supplemental disclosure of noncash investing and financing activities:    
Unpaid issuance costs of common stock 8 114
Restricted stock units issued to settle management bonus obligations $ 345 $ 0