v3.21.1
Condensed Statements of Cash Flows - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Cash flows from operating activities    
Net loss $ (6,231) $ (4,934)
Adjustments to reconcile net loss to net cash used in operations:    
Depreciation and amortization 299 246
Gain on disposal of fixed assets 0 (450)
Share-based compensation expense 1,638 189
Non-cash interest expense 3 0
Inventory write-downs 0 168
Change in:    
Accounts receivable, net 0 527
Inventory 0 24
Other current and non-current assets 126 451
Accounts payable 64 242
Accrued liabilities 215 (1,208)
Deferred revenue 0 (6)
Other currrent liabilities (479) (525)
Operating lease liabilities (166) (161)
Net cash used in operating activities (4,531) (5,437)
Cash flows from investing activities    
Proceeds on sale of property and equipment 0 525
Purchases of property and equipment (565) (75)
Net cash provided by (used in) investing activities (565) 450
Cash flows from financing activities    
Principal payments under finance leases (8) (6)
Payments received on subscriptions receivable 6,135 0
Net proceeds from issuance of common stock 57,445 1,481
Net cash provided by financing activities 63,572 1,475
Change in cash and cash equivalents, and restricted cash 58,476 (3,512)
Cash, cash equivalents and restricted cash at beginning of period 17,297 6,272
Cash, cash equivalents and restricted cash at end of period 75,773 2,760
Supplemental schedule of non-cash investing and financing activities    
Non-cash additions to property and equipment $ 85 $ 37

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