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CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
CASH FLOWS FROM OPERATING ACTIVITIES |  |  |
Net loss | $ (34,587) | $ (96,322) | $ (71,961)
Adjustments to reconcile net loss to net cash used by operating activities |  |  |
Depreciation and amortization | 5,533 | 4,262 | 463
Amortization of debt discount |  |  | 14
Asset Impairment |  | 4,441 |
Non-employee warrant expense | (193) | 289 | 931
Provision for warranty expense | 2,135 | (784) | 7,634
Loss on extinguishment of debt |  |  | 27
Non-cash lease expense | 1,104 | 1,405 | 621
Stock-based compensation related to acquisition | 109 | 811 | 812
Stock-based compensation | 13,162 | 12,905 | 7,319
Compensation expense related to acquisition | 2,057 | 5,042 |
Change in fair value of earnout related to acquisition | 412 | 310 |
Deferred tax benefit |  | (5,720) |
Non-cash interest expense | 139 | 107 | 11
Provision for excess and obsolete inventory | 2,494 | 117 | (39)
Provision for doubtful accounts | 819 | 242 | 226
Change in operating assets and liabilities |  |  |
Accounts receivable | (177) | (15,943) | (23,969)
Inventory | 31,689 | (42,811) | (15,778)
Deferred cost of revenue | 13,003 | (9,880) | (9,315)
Prepaid expenses and other assets | 838 | 5,570 | (11,284)
Accounts payable | (3,484) | 12,446 | 3,811
Accrued expenses and other liabilities | (11,046) | 3,243 | 1,605
Deferred revenue | (16,800) | 43,691 | 38,945
Lease liabilities | (1,226) | (1,254) | (449)
Net cash provided by (used in) operating activities | 5,981 | (77,833) | (70,376)
CASH FLOWS FROM INVESTING ACTIVITIES |  |  |
Payments for investment in non-affiliate | (2,250) |  |
Purchase of property and equipment | (147) | (1,113) | (1,471)
Payment for loan receivable |  |  | (2,000)
Capitalized software costs | (3,626) | (3,204) | 0
Net cash used in investing activities | (6,023) | (133,993) | (9,373)
CASH FLOWS FROM FINANCING ACTIVITIES |  |  |
Payments on term loan |  |  | (4,861)
Payments of senior revolving facility transaction costs |  |  | (658)
Proceeds from warrant exercise |  | 3 | 5
Proceeds from options exercise | 913 | 186 |
Proceeds for ESPP purchases | 809 | 1,125 |
Taxes paid related to net share settlements of stock-based compensation awards | (1,925) | (4,045) |
Convertible preferred stock issued |  |  | 35,000
Payments of convertible stock transaction costs |  |  | (207)
Proceeds from business combination and private offering |  |  | 500,628
Payments for business combination and private offering transaction costs |  | (70) | (55,981)
Payment of earnout related to acquisition | (1,702) |  |
Net cash (used in) provided by financing activities | (1,905) | (2,801) | 473,926
Effect of exchange rate changes on cash and cash equivalents | (57) | (264) | (191)
Net decrease (increase) in cash, cash equivalents, and restricted cash | (2,004) | (214,891) | 393,986
Cash, cash equivalents, and restricted cash - beginning of period | 217,713 | 432,604 | 38,618
Cash, cash equivalents, and restricted cash - end of period | 215,709 | 217,713 | 432,604
Reconciliation of cash, cash equivalents, and restricted cash to the consolidated balance sheets |  |  |
Cash and cash equivalents | 215,214 | 210,409 | 430,841
Restricted cash, current portion | 495 | 7,057 | 1,268
Restricted cash, included in other long-term assets |  | 247 | 495
Total cash, cash equivalents, and restricted cash | 215,709 | 217,713 | 432,604
Supplemental disclosure of cash flow information |  |  |
Interest paid | 97 | 146 | 254
Cash paid for income taxes | 78 | 197 | 14
Schedule of non-cash investing and financing activities |  |  |
Accrued property and equipment at period end | $ 9 | 110 | 25
Contingent consideration |  |  | 5,230
Acquisition consideration held in escrow |  |  | 1,021
Conversion of convertible preferred stock to common stock |  |  | 146,225
SightPlan |  |  |
CASH FLOWS FROM INVESTING ACTIVITIES |  |  |
Acquisition, net of cash acquired |  | $ (129,676) |
iQuue |  |  |
CASH FLOWS FROM INVESTING ACTIVITIES |  |  |
Acquisition, net of cash acquired |  |  | $ (5,902)

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