v3.25.4
CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($)
$ in Thousands
 9 Months Ended 12 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Dec. 31, 2024
Dec. 31, 2023
Cash flows from operating activities        
Net Income (Loss) $ (25,782) $ (29,470) $ (39,661) $ (50,332)
Adjustments to reconcile net loss to net cash (used in) operating activities:        
Depreciation and amortization 5,568 4,631 6,246 7,716
Stock-based compensation 3,684 4,311 5,174 2,623
Gain on receipt of nonmonetary tangible assets (1,600) (1,600) (1,600) 0
Change in right-of-use assets 606 747 987 1,176
Non-cash issuance of warrants 0 1,940 1,940 0
Change in warrant valuations and cancellations 60 (51) (51) (581)
Other (110) 0 0 (1,309)
Inventory allowance     428 839
Changes in operating assets and liabilities        
Accounts receivable 3,484 (2,851) 1,754 (2,983)
Inventories (1,118) 3,202 6,041 15,162
Prepaid expenses and other assets (823) (1,444) 521 2,735
Other long-term assets 0 361 (463) (787)
Accounts payable (956) 1,932 821 (3,938)
Accrued and other current liabilities 1,584 (2,966) (3,565) 2,721
Other long-term liabilities (174) (446)    
Net cash used in operating activities (15,577) (21,704) (21,428) (26,958)
Cash flows from investing activities        
Purchase of intangible assets (3,687) (2,145) (3,073) (2,562)
Purchases of property, equipment and software (1,162) (243) (658) (459)
Net cash used in investing activities (4,849) (2,388) (3,731) (3,021)
Cash flows from financing activities        
Proceeds from issuance of common stock in connection with initial public offering, net of offering costs, underwriting discounts and commissions 99,843 0 57,989 31,258
Proceeds from issuance of preferred stock, net of issuance costs 0 57,983 854 276
Proceeds from exercise of stock options 353 349 0 240
Proceeds from exercise of warrants 5,702 0    
Net cash provided by financing activities 105,898 58,332 58,843 31,774
Effect of exchange rate changes on cash and cash equivalents 37 8 (24) (254)
Net (decrease) increase in cash and cash equivalents 85,509 34,248 33,660 1,541
Cash and cash equivalents at beginning of period 60,981 27,321 27,321 25,780
Cash and cash equivalents at end of period 146,490 61,569 60,981 27,321
Supplemental disclosure of non-cash investing and financing activities        
Intangible assets in accounts payable, accrued and other long-term liabilities 7,904 3,456 10,328 2,169
Gain on receipt of nonmonetary tangible asset 1,600 1,600 1,600 0
Right-of-use assets obtained in exchange for new operating lease liabilities 383 1,124 1,207 51
Deemed dividends $ 0 $ 2,724 $ 2,724 $ 1,941