Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Balance Sheets (Current Period Unaudited)

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Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($)
$ in Thousands
Mar. 31, 2019
Dec. 31, 2018
Current assets    
Cash and cash equivalents $ 15,336 $ 20,892
Accounts receivable 426 725
Inventory 1,216 765
Prepaid expenses and other current assets 1,157 370
Total current assets 18,135 22,752
Non-current assets    
Property and equipment, net 46,589 45,548
Intellectual property, net 1,133 1,271
Other assets 3,332 1,800
Total non-current assets 51,054 48,619
Total assets 69,189 71,371
Current liabilities    
Accounts payable 3,035 2,088
Accrued expenses 4,449 5,196
Lease liability, current portion 505 121
Deferred rent, current portion   8
Notes payable, current portion 274 311
Convertible note payable, current portion 0 4,075
Total current liabilities 8,263 11,799
Deferred rent, non-current portion 0 27
Lease liability, non-current portion 1,282 110
Asset retirement obligation 756 745
Notes payable, non-current portion 8,610 8,600
Total liabilities 18,911 21,281
Commitments and contingencies
Stockholders’ equity    
Common stock; $0.001 par value; 50,000,000 shares authorized; 44,727,697 and 38,932,437 shares issued and outstanding as of March 31, 2019 and December 31, 2018, respectively 45 39
Additional paid-in capital 157,037 145,147
Accumulated deficit (106,804) (95,096)
Total stockholders’ equity 50,278 50,090
Total liabilities and stockholders’ equity $ 69,189 $ 71,371