Quarterly report pursuant to Section 13 or 15(d)

Condensed Statements of Stockholders' Equity (Unaudited)

v3.23.1
Condensed Statements of Stockholders' Equity (Unaudited) - USD ($)
$ in Thousands
Total
Common Stock
Additional Paid-in Capital
Accumulated Other Comprehensive Income (Loss)
Accumulated Deficit
Balances at Dec. 31, 2021 $ 252,564 $ 46 $ 586,243 $ (314) $ (333,411)
Common Stock Balance, Shares at Dec. 31, 2021   46,327,131      
Exercise of common stock options 180   180    
Exercise of common stock options, Shares   32,497      
Issuance of common stock under Employee Stock Purchase Plan 1,006   1,006    
Issuance of common stock under Employee Stock Purchase Plan, Shares   146,165      
Vesting of restricted stock units   $ 1 (1)    
Vesting of restricted stock units, Shares   465,731      
Stock transaction associated with taxes withheld on restricted stock units (404)   (404)    
Stock transaction associated with taxes withheld on restricted stock units,Shares   (44,665)      
Stock-based compensation expense 6,974   6,974    
Net unrealized gain (loss) on available-for-sale securities (838)     (838)  
Net loss (39,110)       (39,110)
Balances at Mar. 31, 2022 220,372 $ 47 593,998 (1,152) (372,521)
Common Stock Balance, Shares at Mar. 31, 2022   46,926,859      
Balances at Dec. 31, 2022 217,048 $ 58 670,223 (618) (452,615)
Common Stock Balance, Shares at Dec. 31, 2022   57,499,541      
Exercise of common stock options 314   314    
Exercise of common stock options, Shares   53,060      
Issuance of common stock under Employee Stock Purchase Plan 1,097   1,097    
Issuance of common stock under Employee Stock Purchase Plan, Shares   239,060      
Vesting of restricted stock units, Shares   801,769      
Stock transaction associated with taxes withheld on restricted stock units (451)   (451)    
Stock transaction associated with taxes withheld on restricted stock units,Shares   (73,003)      
Stock-based compensation expense 6,021   6,021    
Issuance of common stock in connection with At-The-Market sale, net of issuance costs 10,923 $ 2 10,921    
Issuance of common stock in connection with At-The-Market sale, net of issuance costs, Shares   1,641,374      
Net unrealized gain (loss) on available-for-sale securities 511     511  
Net loss (50,050)       (50,050)
Balances at Mar. 31, 2023 $ 185,413 $ 60 $ 688,125 $ (107) $ (502,665)
Common Stock Balance, Shares at Mar. 31, 2023   60,161,801