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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($) $ in Thousands | 9 Months Ended
--- | ---
Sep. 30, 2025 | Sep. 30, 2024
Cash flows from operating activities: |  |
Net loss | $ (41,419) | $ (151,482)
Adjustments to reconcile net loss to net cash used in operating activities: |  |
Stock-based compensation expense | 9,079 | 16,731
Amortization of operating lease right-of-use assets | 1,066 | 1,215
Depreciation and amortization expense | 606 | 382
Other non-cash adjustments | 296 | 0
Changes in operating assets and liabilities: |  |
Accounts receivable | 731 | (8,154)
Inventory | (21) | (23,391)
Prepaid expenses and other current assets | 5,359 | 15,311
Other non-current assets | 28 | (7,277)
Accounts payable | 7,457 | 9,714
Accrued expenses | (24,831) | 16,032
Operating lease liabilities | (1,036) | (1,247)
Other current liabilities | 5 | (15)
Other non-current liabilities | 0 | (700)
Net cash used in operating activities | (42,680) | (132,881)
Cash flows from investing activities: |  |
Purchases of property and equipment | (155) | (145)
Net cash used in investing activities | (155) | (145)
Cash flows from financing activities: |  |
Proceeds from exercises of stock options | 105 | 285
Proceeds from issuance of common stock under the employee stock purchase plan | 178 | 191
Proceeds from at-the-market offering, net of commissions | 4,484 | 39,285
Proceeds from underwritten public offering, net of underwriting discounts and commissions | 54,048 | 0
Payments for at-the-market offering costs | (145) | (507)
Payments for underwritten public offering costs | (217) | 0
Net cash provided by financing activities | 58,453 | 39,254
Net increase (decrease) in cash and cash equivalents | 15,618 | (93,772)
Cash and cash equivalents at beginning of period | 69,349 | 200,641
Cash and cash equivalents at end of period | 84,967 | 106,869
Supplemental disclosure of cash flow information |  |
Deferred offering costs in accrued expense | 170 | 35
Deferred offering costs in accounts payable | $ 270 | $ 40

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