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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 6 Months Ended
--- | ---
Jun. 30, 2024 | Jun. 30, 2023
CASH FLOWS FROM OPERATING ACTIVITIES |  |
Net loss | $ (47,718) | $ (300,013)
Adjustments to reconcile net loss to net cash used in operating activities: |  |
Goodwill impairment charges | 0 | 166,675
Depreciation and amortization | 5,397 | 10,605
Loss on write-off of construction in progress and right-of-use asset impairment | 214 | 1,423
Stock-based compensation | 20,099 | 38,246
Reduction of revenue related to stock warrant issued to customer | 488 | 61
Amortization of right-of-use asset | 2,391 | 2,012
Interest expense | 0 | 889
Amortization of debt issuance costs and debt discount | 0 | 125
Accretion or amortization on short-term investments | (2,933) | (2,097)
Change in fair value of warrant liabilities | 27 | (126)
Inventory write down | 742 | 5,065
Provision (recovery of) for doubtful accounts | (241) | 541
Gain from disposal of property and equipment | (114) | (248)
Realized gain on available for sale securities | (275) | 0
Changes in operating assets and liabilities: |  |
Accounts receivable | 3,915 | 3,420
Inventory | 3,037 | (3,644)
Prepaid expenses and other assets | 101 | (1,126)
Accounts payable | 958 | (1,741)
Accrued and other liabilities | (9,830) | (4,779)
Contract liabilities | (553) | 759
Operating lease liability | (3,071) | (2,525)
Net cash used in operating activities | (27,366) | (86,478)
CASH FLOWS FROM INVESTING ACTIVITIES |  |
Proceeds from sale of property and equipment | 502 | 560
Purchases of property and equipment | (1,741) | (1,973)
Purchase of short-term investments | (49,720) | (48,554)
Proceeds from sales of short-term investments | 60,028 | 72,481
Cash and cash equivalents acquired in the Velodyne Merger | 0 | 32,137
Net cash provided by investing activities | 9,069 | 54,651
CASH FLOWS FROM FINANCING ACTIVITIES |  |
Proceeds from ESPP purchase | 781 | 310
Proceeds from exercise of stock options | 151 | 150
Proceeds from the issuance of common stock under at-the-market offering, net of commissions and fees | 19,498 | 0
At-the-market offering costs for the issuance of common stock | (95) | 0
Net cash provided by financing activities | 20,335 | 460
Effect of exchange rates on cash and cash equivalents | (467) | (56)
Net decrease in cash, cash equivalents and restricted cash | 1,571 | (31,423)
Cash, cash equivalents and restricted cash at beginning of period | 52,634 | 124,278
Cash, cash equivalents and restricted cash at end of period | 54,205 | 92,855
SUPPLEMENTAL DISCLOSURES OF OPERATING ACTIVITIES: |  |
Cash paid for interest | 1,487 | 2,832
SUPPLEMENTAL DISCLOSURES OF NON-CASH INVESTING AND FINANCING INFORMATION: |  |
Property and equipment purchases included in accounts payable and accrued liabilities | 29 | 386
Common stock shares issued in the Velodyne Merger | 0 | 297,425
Common stock warrants issued in the Velodyne Merger | $ 0 | $ 9,177

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