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Condensed Statements of Stockholders' Equity (unaudited) - USD ($)
$ in Thousands
Total
Common Shares [Member]
Additional Paid-in Capital [Member]
Accumulated Other Comprehensive Income (Loss) [Member]
Accumulated Deficit [Member]
Beginning Balance at Dec. 31, 2022 $ 332,039 $ 7 $ 601,771 $ (71) $ (269,668)
Beginning Balance (In shares) at Dec. 31, 2022   73,458,176      
Issuance of common stock upon exercise of stock options (share)   75,184      
Issuance of common stock upon exercise of stock options, Amount 1,184   1,184    
Issuance of common stock upon release of restricted stock units, shares   60,673      
Unvested common stock forfeiture   (21,400)      
Share-based compensation expenses 9,447   9,447    
Unrealized (loss) gain on available-for-sale securities 138     138  
Net loss (42,393)       (42,393)
Ending Balance at Mar. 31, 2023 300,415 $ 7 612,402 67 (312,061)
Ending Balance (In shares) at Mar. 31, 2023   73,572,633      
Beginning Balance at Dec. 31, 2022 332,039 $ 7 601,771 (71) (269,668)
Beginning Balance (In shares) at Dec. 31, 2022   73,458,176      
Unrealized (loss) gain on available-for-sale securities 62        
Net loss (88,256)        
Ending Balance at Jun. 30, 2023 426,054 $ 9 783,978 (9) (357,924)
Ending Balance (In shares) at Jun. 30, 2023   86,971,328      
Beginning Balance at Mar. 31, 2023 300,415 $ 7 612,402 67 (312,061)
Beginning Balance (In shares) at Mar. 31, 2023   73,572,633      
Issuance of common stock upon exercise of stock options (share)   2,704      
Issuance of common stock upon exercise of stock options, Amount 39   39    
Issuance of common stock upon release of restricted stock units, shares   69,020      
Share-based compensation expenses 9,477   9,477    
Unrealized (loss) gain on available-for-sale securities (76)     (76)  
Issuance of common stock pursuant to follow-on offering, net of issuance costs, Shares   13,269,231      
Issuance of common stock pursuant to follow-on offering, net of issuance costs, Amount 161,409 $ 2 161,407    
Issuance of common stock pursuant to Employee Stock Purchase Plan, Shares   57,740      
Issuance of common stock pursuant to Employee Stock Purchase Plan, Amount 653   653    
Net loss (45,863)       (45,863)
Ending Balance at Jun. 30, 2023 426,054 $ 9 783,978 (9) (357,924)
Ending Balance (In shares) at Jun. 30, 2023   86,971,328      
Beginning Balance at Dec. 31, 2023 346,540 $ 9 805,107 9 (458,585)
Beginning Balance (In shares) at Dec. 31, 2023   87,227,132      
Issuance of common stock upon exercise of stock options (share)   4,862      
Issuance of common stock upon exercise of stock options, Amount 48   48    
Issuance of common stock upon release of restricted stock units, shares   157,724      
Unvested common stock forfeiture   (12,555)      
Share-based compensation expenses 12,644   12,644    
Unrealized (loss) gain on available-for-sale securities (14)     (14)  
Net loss (62,412)       (62,412)
Ending Balance at Mar. 31, 2024 296,806 $ 9 817,799 (5) (520,997)
Ending Balance (In shares) at Mar. 31, 2024   87,377,163      
Beginning Balance at Dec. 31, 2023 346,540 $ 9 805,107 9 (458,585)
Beginning Balance (In shares) at Dec. 31, 2023   87,227,132      
Unrealized (loss) gain on available-for-sale securities (31)        
Net loss (66,819)        
Ending Balance at Jun. 30, 2024 306,731 $ 9 832,148 (22) (525,404)
Ending Balance (In shares) at Jun. 30, 2024   87,692,916      
Beginning Balance at Mar. 31, 2024 296,806 $ 9 817,799 (5) (520,997)
Beginning Balance (In shares) at Mar. 31, 2024   87,377,163      
Issuance of common stock upon exercise of stock options (share)   22,151      
Issuance of common stock upon exercise of stock options, Amount 324   324    
Issuance of common stock upon release of restricted stock units, shares   211,635      
Unvested common stock forfeiture   (12,860)      
Share-based compensation expenses 13,052   13,052    
Unrealized (loss) gain on available-for-sale securities (17)     (17)  
Issuance of common stock pursuant to Employee Stock Purchase Plan, Shares   94,827      
Issuance of common stock pursuant to Employee Stock Purchase Plan, Amount 973   973    
Net loss (4,407)       (4,407)
Ending Balance at Jun. 30, 2024 $ 306,731 $ 9 $ 832,148 $ (22) $ (525,404)
Ending Balance (In shares) at Jun. 30, 2024   87,692,916