Consolidated Balance Sheets - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Current assets:    
Cash and cash equivalents $ 90,765 $ 116,737
Prepaid and other 2,088 1,266
Total current assets 92,853 118,003
Right-of-use asset 75 40
Other assets 657 766
Total assets 93,585 118,809
Current liabilities:    
Accounts payable 1,959 1,143
Accrued liabilities 3,431 3,042
Deferred grant revenue 1,600 1,633
Lease, current 75 40
Total current liabilities 5,465 5,858
Commitments and contingencies (Note 3)
Stockholders’ equity:    
Preferred stock, $0.001 par value, authorized shares – 5,000 at December 31, 2021 and 2020; issued and outstanding shares – none
Common stock, $0.001 par value; authorized shares – 120,000 at December 31, 2021 and 60,000 at 2020; issued and outstanding shares – 49,429 and 48,802 at December 31, 2021 and 2020, respectively 49 49
Additional paid-in capital 202,201 195,699
Accumulated deficit (114,130) (82,797)
Total stockholders’ equity 88,120 112,951
Total liabilities and stockholders’ equity $ 93,585 $ 118,809