v3.22.4
Balance Sheets - USD ($)
$ in Thousands
Dec. 31, 2022
Dec. 31, 2021
Current Assets:    
Cash and cash equivalents $ 21,184 $ 28,699
Prepaid expenses and other current assets 418 309
Total current assets 21,602 29,008
Property and equipment, net 158 196
Long-term prepaid maintenance and supplies 91 91
Security deposit 14 14
Operating lease right-of-use-asset 700 900
Financing lease right-of-use-asset 4,164 5,851
Total assets 26,729 36,060
Current liabilities:    
Accounts payable 397 338
Accrued expenses 173 203
Accrued payroll related expenses 967 601
Current operating lease liability 245 216
Current financing lease liability 1,126 1,395
Total current liabilities 2,908 2,753
Long-term operating lease liability 521 768
Long-term financing lease liability 2,986 4,158
Total liabilities 6,415 7,679
Commitments and contingencies (see Note 8)
Stockholders’ equity:    
Preferred stock, $0.001 par value, authorized 2,500 shares: none issued and outstanding at December 31, 2022 and 2021 0 0
Common stock, $0.001 par value, authorized 47,500 shares; 23,973 shares issued and outstanding at December 31, 2022 and 23,207 issued and outstanding as of December 31, 2021 24 23
Additional paid-in capital 203,585 194,212
Accumulated deficit (183,295) (165,854)
Total stockholders’ equity  20,314 28,381
Total liabilities and stockholders’ equity $ 26,729 $ 36,060