v3.26.1
CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Cash flows from operating activities:    
Net loss $ (30,468) $ (34,946)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation and amortization 1,293 857
Amortization of debt (premium) and issuance costs 12 147
Amortization of right-of-use assets 228 1,158
Change in fair value of warrant liability (2,330) 0
Change in fair value of convertible debt carried at fair value 835 0
Change in fair value of the Credit Provision Derivative (164) 0
Impairment of prepaid services 1,669 0
Loss on disposal of fixed and intangible assets 0 188
Debt issuance costs expensed for convertible debt carried at fair value 165 0
Loss on debt extinguishment 2,827 4,258
Loss on issuance of warrant liabilities 1,391 0
Stock-based compensation expense 3,273 6,493
Issuance of convertible notes for legal services 331 0
Changes in operating assets and liabilities:    
Accounts receivable 879 (879)
Prepaids and other current assets (7,490) 6,845
Insurance receivable 308 (308)
Other non-current assets 2,451 (2,042)
Accounts payable 131 2,791
Accrued liabilities (734) (1,728)
Accrued interest 544 136
Other current liabilities 537 (5)
Contract liabilities 1,933 1,247
Operating lease liability (762) (1,268)
Litigation settlement contingency 382 420
Other non-current liabilities (516) 25
Net cash used in operating activities (23,275) (16,611)
Cash flows from investing activities:    
Purchases of property, machinery and equipment (12) 0
Proceeds from sale of property, machinery and equipment 0 135
Purchases of intangible assets 0 (41)
Net cash (used in) provided by investing activities (12) 94
Cash flows from financing activities:    
Proceeds from issuance of convertible notes and warrants 2,250 5,300
Payment of convertible notes (2,193) (575)
Proceeds from issuance of loan payable 0 2,000
Proceeds from issuance of related party notes 0 500
Principal payments on related party notes 0 (500)
Principal payments on loan payable 0 (4,719)
Payment of debt issuance costs (424) (438)
Proceeds from exercise of warrants 15,574 0
Payments for issuance costs related to exercise of warrants (1,509) 0
Repurchase of Section 16 Officer shares for tax coverage exchange (1) (4)
Proceeds from issuance of common stock and related warrants 22,552 15,710
Payments for issuance costs related to common stock and related warrants (1,673) (1,677)
Net cash provided by financing activities 34,576 15,597
Increase (Decrease) in cash, cash equivalents, and restricted cash 11,289 (920)
Cash, cash equivalents, and restricted cash, beginning of period 1,572 2,492
Cash, cash equivalents, and restricted cash, end of period $ 12,861 $ 1,572