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CONDENSED BALANCE SHEETS - USD ($)
$ in Thousands
Jun. 30, 2022
Dec. 31, 2021
Current assets:    
Cash and cash equivalents $ 20,965 $ 11,943
Short-term investments 101,041 128,878
Accounts receivable and unbilled receivable 551 535
Prepaid expenses and other current assets 4,857 4,771
Total current assets 127,414 146,127
Property and equipment, net 1,138 382
Operating lease right-of-use assets 2,524 2,796
Other assets 185 239
Total Assets 131,261 149,544
Current liabilities:    
Accounts payable 1,522 1,439
Accrued liabilities 6,279 4,527
Operating lease liabilities 670 551
Other current liabilities 10 42
Total current liabilities 8,481 6,559
Operating lease liabilities, net of current portion 2,306 2,568
Total Liabilities 10,787 9,127
Commitments and contingencies (Note 7)
Stockholders’ equity    
Preferred stock, 20,000 shares authorized; (Note 6) 0 1
Common stock, $0.0001 par value, 150,000 shares authorized; 43,306 and 41,964 shares issued and outstanding at June 30, 2022 and December 31, 2021, respectively 4 4
Additional paid-in capital 402,710 400,503
Service receivables 0 (139)
Accumulated other comprehensive loss (982) (142)
Accumulated deficit (281,258) (259,810)
Total stockholders’ equity 120,474 140,417
Total liabilities and stockholders’ equity $ 131,261 $ 149,544