v3.25.1
Condensed Consolidated Statements of Cash Flows (unaudited) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Cash flows from operating activities:    
Net loss $ (6,302) $ (6,039)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation and amortization 102 99
Stock-based compensation 350 353
Non-cash lease expense 61 82
Changes in operating assets and liabilities:    
R&D tax credit incentive receivable 78
Prepaid expenses and other assets 168 556
Accounts payable 175 27
Accrued compensation expenses 7 110
Accrued expenses 198 300
Net cash used in operating activities (5,163) (4,512)
Cash flows from investing activities:    
Purchases of property and equipment (5) (182)
Net cash used in investing activities (5) (182)
Cash flows from financing activities:    
Proceeds from issuance of common stock and warrants in connection with Securities Purchase Agreement, net of issuance costs 13,687
Net issuance costs in connection with the Sales Agreement (28)
Principal payment for insurance premium loan (142)
Net proceeds from exercise of options 3
Net cash used in financing activities (170) 13,690
Effect of exchange rate changes on cash and cash equivalents (6) (2)
Net (decrease) increase in cash, cash equivalents and restricted cash (5,344) 8,994
Cash, cash equivalents and restricted cash balance at beginning of period 19,690 21,992
Cash, cash equivalents and restricted cash balance at end of period 14,346 30,986
Cash paid during the period for:    
Income taxes 2 2
Non-cash investing and financing activities:    
Receivables for cash in-transit on exercise of common stock under equity incentive plan (3)
Purchases of property and equipment in accounts payable and accrued expenses $ 12 $ (123)

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