v3.23.2
Condensed Consolidated Statements of Cash Flows - USD ($)
6 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Cash flows from operating activities:    
Net loss $ (48,016,713) $ (43,214,807)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation and amortization 1,386,621 710,348
Change in fair value and loss on exchange of convertible notes 0 1,769,857
Deferred revenue (604,918) 0
Stock-based compensation 6,801,485 5,642,702
Change in inventory and prepaid purchases reserve 54,369 425,130
Non-cash lease expense 425,421 583,406
Other non-cash items 200,000 175,750
Effects of changes in operating assets and liabilities:    
Accounts receivable (851,649) (634,892)
Inventory (25,909,707) (3,187,163)
Prepaid expenses and other current assets 4,783,655 (7,119,454)
Other assets 0 (34,401)
Accounts payable, accrued liabilities and other (3,783,596) (9,317,242)
Warranty liability (285,094) (1,261,704)
Net cash used in operating activities (65,800,126) (55,462,470)
Cash flows from investing activities:    
Capital expenditures (10,472,730) (5,658,776)
Net cash used in investing activities (10,472,730) (5,658,776)
Cash flows from financing activities:    
Proceeds from issuance of common stock 40,291,607 248,695
Payments on finance lease (439,722) (389,780)
Exercise of warrants and options and restricted share award activity (475,590) (324,488)
Net cash provided by (used in) financing activities 39,376,295 (465,573)
Change in cash and cash equivalents (36,896,561) (61,586,819)
Cash, cash equivalents and restricted cash, beginning of the period 99,276,301 201,647,394
Cash and cash equivalents, end of the period $ 62,379,740 $ 140,060,575

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