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Condensed Consolidated Balance Sheets - USD ($)
$ in Thousands
Mar. 31, 2023
Dec. 31, 2022
Current assets:    
Cash and cash equivalents $ 27,809 $ 24,690
Accounts receivable 1,978 1,978
Short-term marketable securities 33,937 51,148
Prepaid expenses and other current assets 3,310 3,489
Total current assets 67,034 81,305
Property and equipment, net 3,378 3,630
Operating lease right-of-use assets 2,967 3,268
Restricted cash 405 405
Other assets 416 827
Total assets 74,200 89,435
Current liabilities:    
Accounts payable 171 658
Accrued and other liabilities 5,324 6,848
Lease liabilities, current portion 2,294 2,226
Total current liabilities 7,789 9,732
Lease liabilities, noncurrent portion 2,783 3,376
Warrant liabilities 591 326
Total liabilities 11,163 13,434
Commitments and contingencies (Note 8)
Stockholders’ equity:    
Preferred stock, $0.0001 par value, 10,000 shares authorized; no shares issued and outstanding as of March 31, 2023 and December 31, 2022 0 0
Common stock, $0.0001 par value, 500,000 shares authorized as of March 31, 2023 and December 31, 2022; 30,079 and 30,088 shares issued and outstanding as of March 31, 2023 and December 31, 2022, respective 3 3
Additional paid-in-capital 256,034 254,892
Accumulated other comprehensive loss (50) (241)
Accumulated deficit (192,950) (178,653)
Total stockholders' equity 63,037 76,001
Total liabilities and stockholders’ equity $ 74,200 $ 89,435