Condensed Balance Sheets - USD ($)
$ in Thousands
Mar. 31, 2019
Dec. 31, 2018
CURRENT ASSETS:    
Cash and cash equivalents $ 14,686 $ 18,748
Prepaid expenses and other current assets 2,186 1,498
Total current assets 16,872 20,246
TOTAL ASSETS 16,872 20,246
CURRENT LIABILITIES:    
Accounts payable 2,649 3,015
Accrued expenses and other current liabilities 3,679 1,413
Total current liabilities 6,328 4,428
Total liabilities 6,328 4,428
Convertible preferred stock 38,461 35,410
STOCKHOLDERS’ DEFICIT:    
Common stock, $0.0001 par value; 20,441,982 shares authorized as of March 31, 2019 and December 31, 2018; 5,513,531 shares issued and outstanding as of March 31, 2019 and December 31, 2018
Additional paid-in capital 2,070 1,665
Accumulated deficit (29,987) (21,257)
Total stockholders’ deficit (27,917) (19,592)
TOTAL LIABILITIES, CONVERTIBLE PREFERRED STOCK AND STOCKHOLDERS’ DEFICIT 16,872 20,246
Series A Convertible Preferred Stock    
CURRENT LIABILITIES:    
Convertible preferred stock 6,254 6,254
Series B Convertible Preferred Stock    
CURRENT LIABILITIES:    
Convertible preferred stock $ 32,207 $ 29,156