Quarterly report pursuant to Section 13 or 15(d)

Consolidated Statements of Cash Flows

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Consolidated Statements of Cash Flows - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Operating activities:    
Net loss $ (16,389) $ (9,842)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation 105 108
Stock-based compensation 1,155 1,111
Revaluation of warrant liability   (3)
Change in right-of-use asset 114 97
Changes in operating assets and liabilities:    
Prepaid expenses and other assets (2,378) (2,645)
Inventories (393)  
Operating lease liabilities (188) (166)
Accounts payable, accrued expenses and other liabilities (283) (3,073)
Net cash used in operating activities (18,257) (14,413)
Financing activities:    
Proceeds from exercise of common stock options   9
Proceeds from issuance of common stock, net   2,792
Payment of employee withholding taxes on vested restricted stock units   (69)
Finance lease payments (2) (2)
Net cash (used in) provided by financing activities (2) 2,730
Net decrease in cash, cash equivalents and restricted cash (18,259) (11,683)
Cash, cash equivalents and restricted cash-beginning of period 68,234 110,713
Cash, cash equivalents and restricted cash-end of period $ 49,975 $ 99,030