Annual report pursuant to Section 13 and 15(d)

Consolidated Balance Sheets

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Consolidated Balance Sheets - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Current assets:    
Cash and cash equivalents $ 14,273 $ 25,351
Account and other receivables, net of allowance 102 41
Prepaid expenses and other current assets 350 243
Inventories 303 99
Note receivable, current portion 1,856
Total current assets 15,028 27,590
Inventories 294 388
Property and equipment, net 4,025 471
Intangible assets, net 31 36
Operating lease right of use asset 2,385 1,926
Other long-term assets 77 36
Total assets 21,840 30,447
Current liabilities:    
Accounts payable 217 194
Accrued liabilities 1,150 909
Current portion of long-term debt 109
Derivative liabilities 347 1,238
Current portion of operating lease liability 500 403
Other current liabilities 26
Total current liabilities 2,214 2,879
Operating lease liability, net of current portion 1,898 1,477
Long term debt, net of current portion 287
Total liabilities 4,112 4,643
Commitments and contingencies  
Stockholders’ equity:    
Common stock, $0.01 par value, 250,000,000 shares authorized; 24,710,574 and 24,552,409 shares issued and outstanding as of December 31, 2021 and 2020, respectively. 247 245
Additional paid-in capital 267,364 266,666
Accumulated deficit (249,883) (241,107)
Total stockholders’ equity 17,728 25,804
Total liabilities and stockholders’ equity 21,840 30,447
Series B Convertible Preferred Stock [Member]    
Stockholders’ equity:    
Convertible preferred stock, value
Series C Convertible Preferred Stock [Member]    
Stockholders’ equity:    
Convertible preferred stock, value