Annual report pursuant to Section 13 and 15(d)

Statements of Stockholders' Equity

v3.22.0.1
Statements of Stockholders' Equity - USD ($)
$ in Thousands
Total
Common Stock
Additional Paid-in Capital
Accumulated Other Comprehensive Income
Accumulated Deficit
Beginning balance at Dec. 31, 2019 $ 138,321   $ 171,280   $ (32,959)
Beginning balance, Shares at Dec. 31, 2019   24,034,022      
Issuance of common stock in connection with exercise of stock options 139   139    
Issuance of common stock in connection with exercise of stock options, Shares   25,611      
Issuance of common stock under employee stock purchase plan 29   29    
Issuance of common stock under employee stock purchase plan, Shares   3,142      
Net unrealized gains (losses) on available-for-sale securities 6     $ 6  
Stock-based compensation 4,388   4,388    
Net loss (33,339)       (33,339)
Ending balance at Dec. 31, 2020 $ 109,544   175,836 6 (66,298)
Ending balance, Shares at Dec. 31, 2020 24,062,775 24,062,775      
Common stock issuance $ 48,253   48,253    
Common stock issuance, Shares   4,792,562      
Issuance of common stock in connection with exercise of stock options 579   579    
Issuance of common stock in connection with exercise of stock options, Shares   64,292      
Issuance of common stock under employee stock purchase plan 71   71    
Issuance of common stock under employee stock purchase plan, Shares   7,500      
Net unrealized gains (losses) on available-for-sale securities (6)     $ (6)  
Stock-based compensation 5,804   5,804    
Net loss (46,289)       (46,289)
Ending balance at Dec. 31, 2021 $ 117,956   $ 230,543   $ (112,587)
Ending balance, Shares at Dec. 31, 2021 28,927,129 28,927,129