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v3.22.1

Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
Cash flows from operating activities: |  |
Net loss | $ (62,960) | $ (34,693)
Adjustments to reconcile net loss to net cash used in operating activities: |  |
Depreciation | 632 | 554
Accretion of debt discount and amortization of debt issuance costs | 701 | 574
Stock-based compensation expense | 5,083 | 497
Provision for doubtful accounts receivable | 348 | 209
Provision for excess and obsolete inventories | 436 | 1,362
Noncash operating lease cost | 569 | 563
Change in fair value of redeemable convertible preferred stock warrant | 6,861 | 64
Loss on disposal of property and equipment | 115 | 158
Proceeds from Paycheck Protection Program loan | 0 | (2,246)
Changes in operating assets and liabilities: |  |
Accounts receivable | (3,694) | (1,477)
Inventory | (1,313) | (1,716)
Prepaid expenses and other current assets | (3,003) | (735)
Other noncurrent assets | 185 | (237)
Accounts payable | 1,168 | 448
Accrued compensation | 1,918 | 1,900
Accrued and other current liabilities | 342 | 1,987
Other noncurrent liabilities | 72 | 614
Net cash used in operating activities | (52,540) | (32,174)
Cash flows from investing activities: |  |
Purchases of property and equipment | (813) | (953)
Net cash used in investing activities | (813) | (953)
Cash flows from financing activities: |  |
Proceeds from issuance of common stock upon initial public offering, net of underwriting discounts and commissions | 256,680 | 0
Payment of other offering costs related to the initial public offering | (4,506) | (42)
Proceeds from issuance of redeemable convertible preferred stock, net of issuance costs | 0 | 53,075
Proceeds from the issuance of debt | 0 | 20,480
Debt issuance costs | 0 | (142)
Proceeds from exercise of common stock warrants | 0 | 6
Proceeds from exercise of common stock options | 355 | 24
Net cash provided by financing activities | 252,529 | 73,401
Net change in cash and cash equivalents | 199,176 | 40,274
Cash and cash equivalents at beginning of period | 61,511 | 21,237
Cash and cash equivalents at end of period | 260,687 | 61,511
Supplemental disclosure of cash flow information |  |
Cash paid for interest | 3,105 | 1,286
Supplemental disclosure of non-cash investing and financing information |  |
Acquisition of property and equipment included in accounts payable and accrued liabilities | 162 | 41
Unpaid initial public offering costs in accounts payable and accrued liabilities | 0 |
Common Stock issued on conversion of convertible preferred stock | 117,331 |
Common stock warrants issued on conversion of preferred stock warrants and the reclassification of the warrant liability | $ 8,973 | $ 0

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