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BALANCE SHEETS - USD ($)
$ in Thousands
Mar. 31, 2022
Dec. 31, 2021
Current assets    
Cash and cash equivalents $ 200,435 $ 232,968
Inventory 682  
Prepaid expenses 4,967 2,888
Other current assets 1,478 956
Total current assets 207,562 236,812
Property and equipment, net 1,337 1,294
Operating lease right-of-use assets 1,181 1,247
Other assets 965 86
Total assets 211,045 239,439
Current liabilities    
Accounts payable 5,065 4,678
Accrued expenses 10,577 11,492
Due to related party 56 204
Other current liabilities 299 293
Total current liabilities 15,997 16,667
Long-term portion of operating lease liabilities 1,028 1,105
Total liabilities 17,025 17,772
Commitments and contingencies (Note 11)
Stockholders' equity    
Common stock, $0.001 par value, 100,000 shares authorized as of March 31, 2022 and December 31, 2021; 27,980 shares issued and outstanding as of March 31, 2022 and December 31, 2021 28 28
Preferred stock, $0.001 par value, 10,000 shares authorized; no shares issued and outstanding as of March 31, 2022 and December 31, 2021
Additional paid-in-capital 471,252 467,427
Accumulated deficit (277,260) (245,788)
Total stockholders' equity 194,020 221,667
Total liabilities and stockholders' equity $ 211,045 $ 239,439