Quarterly report pursuant to Section 13 or 15(d)

Condensed Statement of Shareholders' Equity (Unaudited)

v3.21.2
Condensed Statement of Shareholders' Equity (Unaudited) - USD ($)
Total
Previously Reported [Member]
Cumulative Effect, Period of Adoption, Adjustment [Member]
Cumulative Effect, Period of Adoption, Adjusted Balance [Member]
Convertible Preferred Stock [Member]
Previously Reported [Member]
Convertible Preferred Stock [Member]
Cumulative Effect, Period of Adoption, Adjustment [Member]
Series P-2 Convertible Preferred Stock [Member]
Common Stock [Member]
Common Stock [Member]
Previously Reported [Member]
Common Stock [Member]
Cumulative Effect, Period of Adoption, Adjustment [Member]
Common Stock [Member]
Cumulative Effect, Period of Adoption, Adjusted Balance [Member]
Common Stock [Member]
Series P-2 Convertible Preferred Stock [Member]
Additional Paid in Capital [Member]
Additional Paid in Capital [Member]
Previously Reported [Member]
Additional Paid in Capital [Member]
Cumulative Effect, Period of Adoption, Adjustment [Member]
Additional Paid in Capital [Member]
Cumulative Effect, Period of Adoption, Adjusted Balance [Member]
Additional Paid in Capital [Member]
Series P-2 Convertible Preferred Stock [Member]
Accumulated Deficit [Member]
Accumulated Deficit [Member]
Previously Reported [Member]
Accumulated Deficit [Member]
Cumulative Effect, Period of Adoption, Adjustment [Member]
Accumulated Deficit [Member]
Cumulative Effect, Period of Adoption, Adjusted Balance [Member]
Accumulated Deficit [Member]
Series P-2 Convertible Preferred Stock [Member]
Beginning balance at Dec. 31, 2019   $ (126,943,000) $ 129,921,000 $ 2,978,000 $ 129,921,000 $ (129,921,000)     $ 59,000 $ (53,000) $ 6,000     $ 40,626,000 $ 129,974,000 $ 170,600,000     $ (167,628,000) $ 0 $ (167,628,000)  
Beginning balance, Shares at Dec. 31, 2019         153,758,348 (153,758,348)     65,196,490 (1,992,064) 63,204,426                      
Issuance of common stock upon exercise of stock options Shares               5,260                            
Vesting of early exercised stock options $ 6,000                       $ 6,000         $ 0        
Issuance of series P-2 Preferred stock             $ 29,012,000         $ 1,000         $ 29,011,000         $ 0
Issuance of series P-2 Preferred stock Number of shares issued                       12,488,024                    
Conversion of promissory notes to Series P-2 convertible preferred stock                       3,507,984                    
Conversion of promissory notes to Series P-2 convertible preferred stock Shares             8,203,000                   8,203,000          
Stock-based compensation 58,000                       58,000         0        
Net loss (7,682,000)                                 (7,682,000)        
Ending balance at Mar. 31, 2020 32,575,000             $ 7,000         207,878,000         (175,310,000)        
Ending balance, Shares at Mar. 31, 2020               79,205,694                            
Beginning balance at Dec. 31, 2019   (126,943,000) 129,921,000 2,978,000 $ 129,921,000 $ (129,921,000)     $ 59,000 $ (53,000) $ 6,000     40,626,000 129,974,000 170,600,000     (167,628,000) $ 0 (167,628,000)  
Beginning balance, Shares at Dec. 31, 2019         153,758,348 (153,758,348)     65,196,490 (1,992,064) 63,204,426                      
Net loss (26,308,000)                                          
Ending balance at Sep. 30, 2020 43,361,000             $ 9,000         237,288,000         (193,936,000)        
Ending balance, Shares at Sep. 30, 2020               92,160,168                            
Beginning balance at Mar. 31, 2020 32,575,000             $ 7,000         207,878,000         (175,310,000)        
Beginning balance, Shares at Mar. 31, 2020               79,205,694                            
Vesting of early exercised stock options 6,000                       6,000         0        
Issuance of series P-2 Preferred stock             10,201,000                   10,200,000         0
Issuance of series P-2 Preferred stock Number of shares issued                       4,538,706                    
Stock-based compensation 58,000                       58,000         0        
Net loss (5,150,000)                                 (5,150,000)        
Ending balance at Jun. 30, 2020 37,690,000             $ 8,000         218,142,000         (180,460,000)        
Ending balance, Shares at Jun. 30, 2020               83,744,400                            
Issuance of common stock upon exercise of stock options Shares               118,448                            
Vesting of early exercised stock options 4,000                       4,000         0        
Issuance of series P-2 Preferred stock             $ 19,062,000         $ 1,000         $ 19,061,000         $ 0
Issuance of series P-2 Preferred stock Number of shares issued                       8,300,550                    
Repurchase of unvested restricted common stock, Shares               (3,230)                            
Stock-based compensation 81,000                       81,000         0        
Net loss (13,476,000)                                 (13,476,000)        
Ending balance at Sep. 30, 2020 43,361,000             $ 9,000         237,288,000         (193,936,000)        
Ending balance, Shares at Sep. 30, 2020               92,160,168                            
Beginning balance at Dec. 31, 2020 $ 36,216,000 (165,840,000) 202,056,000 36,216,000 $ 202,056,000 $ (202,056,000)     $ 65,000 $ (55,000) $ 10,000     41,373,000 202,111,000 243,484,000     (207,278,000)   (207,278,000)  
Beginning balance, Shares at Dec. 31, 2020 100,016,559       324,370,424 324,370,424     93,986,381 6,030,178 100,016,559                      
Issuance of common stock upon exercise of stock options Value $ 30,000                       30,000                  
Issuance of common stock upon exercise of stock options Shares               2,112,373                            
Vesting of early exercised stock options 24,000                       24,000                  
Repurchase of unvested restricted common stock, Shares               (87,768)                            
Issuance of Series D convertible preferred stock upon exercise of warrants 20,877,000                       20,877,000                  
Issuance of Series D convertible preferred stock upon exercise of warrants Shares               2,020,034                            
Stock-based compensation 1,555,000                       1,555,000                  
Net loss (16,165,000)                                 (16,165,000)        
Ending balance at Mar. 31, 2021 42,537,000             $ 10,000         265,970,000         (223,443,000)        
Ending balance, Shares at Mar. 31, 2021               104,061,198                            
Beginning balance at Dec. 31, 2020 $ 36,216,000 $ (165,840,000) $ 202,056,000 $ 36,216,000 $ 202,056,000 $ (202,056,000)     $ 65,000 $ (55,000) $ 10,000     $ 41,373,000 $ 202,111,000 $ 243,484,000     $ (207,278,000)   $ (207,278,000)  
Beginning balance, Shares at Dec. 31, 2020 100,016,559       324,370,424 324,370,424     93,986,381 6,030,178 100,016,559                      
Issuance of common stock upon exercise of stock options Shares 2,121,815                                          
Net loss $ (41,306,000)                                          
Ending balance at Oct. 03, 2021 $ 323,706,000             $ 14,000         572,276,000         (248,584,000)        
Ending balance, Shares at Oct. 03, 2021 145,185,904             145,185,904                            
Beginning balance at Mar. 31, 2021 $ 42,537,000             $ 10,000         265,970,000         (223,443,000)        
Beginning balance, Shares at Mar. 31, 2021               104,061,198                            
Issuance of common stock upon exercise of stock options Value 4,000                       4                  
Issuance of common stock upon exercise of stock options Shares               9,442                            
Vesting of early exercised stock options 29,000                       29,000                  
Repurchase of unvested restricted common stock, Shares               (75,111)                            
Stock-based compensation 2,353,000                       2,353,000                  
Net loss (14,303,000)                                 (14,303,000)        
Ending balance at Jun. 30, 2021 30,620,000             $ 10,000         268,356,000         (237,746,000)        
Ending balance, Shares at Jun. 30, 2021               103,995,529                            
Business combination, net of redemptions and equity issuance costs and PIPE financing, net 300,745,000             $ 4,000         300,741,000                  
Business combination, net of redemptions and equity issuance costs and PIPE financing, net. shares               41,249,985                            
Vesting of early exercised stock options 29,000                       29,000                  
Repurchase of unvested restricted common stock, Shares               (59,610)                            
Stock-based compensation 3,150,000                       3,150,000                  
Net loss (10,838,000)                                 (10,838,000)        
Ending balance at Oct. 03, 2021 $ 323,706,000             $ 14,000         $ 572,276,000         $ (248,584,000)        
Ending balance, Shares at Oct. 03, 2021 145,185,904             145,185,904