Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statements of Changes in Redeemable Convertible Preferred Stock and Stockholders??? Equity (Deficit)

v3.22.1
Condensed Consolidated Statements of Changes in Redeemable Convertible Preferred Stock and Stockholders’ Equity (Deficit) - USD ($)
$ in Thousands
Total
Common Stock
Additional Paid-In Capital
Accumulated Other Comprehensive Loss
Accumulated Deficit
Balance as of beginning of period (in shares) at Dec. 31, 2020 117,734,383        
Balance as of beginning of period at Dec. 31, 2020 $ 123,704        
Balance as of end of period (in shares) at Mar. 31, 2021 117,734,383        
Balance as of end of period at Mar. 31, 2021 $ 123,704        
Balance as of beginning of period (in shares) at Dec. 31, 2020   16,003,558      
Balance as of beginning of period at Dec. 31, 2020 $ (107,821) $ 1 $ 14,954 $ 0 $ (122,776)
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Issuance of common stock upon exercise of stock options (in shares) 39,000 39,387      
Issuance of common stock upon exercise of stock options $ 39   39    
Issuance of common stock warrants in connection with financing 68   68    
Stock-based compensation 315   315    
Net loss (13,548)       (13,548)
Balance as of end of period (in shares) at Mar. 31, 2021   16,042,945      
Balance as of end of period at Mar. 31, 2021 $ (120,947) $ 1 15,376 0 (136,324)
Balance as of beginning of period (in shares) at Dec. 31, 2021 0        
Balance as of beginning of period at Dec. 31, 2021 $ 0        
Balance as of end of period (in shares) at Mar. 31, 2022 0        
Balance as of end of period at Mar. 31, 2022 $ 0        
Balance as of beginning of period (in shares) at Dec. 31, 2021   183,232,494      
Balance as of beginning of period at Dec. 31, 2021 $ 110,415 $ 2 340,294 (14) (229,867)
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Issuance of common stock upon exercise of stock options (in shares) 325,000 325,452      
Issuance of common stock upon exercise of stock options $ 167   167    
Stock-based compensation 4,957   4,957    
Net loss (65,341)       (65,341)
Other comprehensive loss (594)     (594)  
Balance as of end of period (in shares) at Mar. 31, 2022   183,557,946      
Balance as of end of period at Mar. 31, 2022 $ 49,604 $ 2 $ 345,418 $ (608) $ (295,208)