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Condensed Consolidated Statements of Stockholders' Equity - USD ($)
Total
Warrant
Pre-Funded Warrants
Preferred stock
Common stock
Common stock
Warrant
Common stock
Pre-Funded Warrants
Additional paid-in capital
Additional paid-in capital
Warrant
Accumulated deficit
Accumulated other comprehensive loss
Beginning balance (in shares) at Dec. 31, 2023       9 22,793,075            
Beginning balance at Dec. 31, 2023 $ 117,349,129     $ 0 $ 22,792     $ 1,740,954,074   $ (1,622,965,136) $ (662,601)
Increase (Decrease) in Stockholders' Equity [Roll Forward]                      
Issuance of common stock for cash, net of financing costs (in shares)         543,620            
Issuance of common stock for cash, net of financing costs 5,225,133       $ 544     5,224,589      
Exercise of stock options for cash and vesting of RSUs, net of tax payments (in shares)         34,558            
Exercise of stock options for cash and vesting of RSUs, net of tax payments (174,248)       $ 34     (174,282)      
Stock-based compensation 2,525,433             2,525,433      
Net loss (30,469,871)                 (30,469,871)  
Unrealized gain on short-term investments, net of tax (46,016)                   (46,016)
Foreign currency translation 32,403                   32,403
Ending balance (in shares) at Mar. 31, 2024       9 23,371,253            
Ending balance at Mar. 31, 2024 94,441,963     $ 0 $ 23,370     1,748,529,814   (1,653,435,007) (676,214)
Beginning balance (in shares) at Dec. 31, 2023       9 22,793,075            
Beginning balance at Dec. 31, 2023 117,349,129     $ 0 $ 22,792     1,740,954,074   (1,622,965,136) (662,601)
Increase (Decrease) in Stockholders' Equity [Roll Forward]                      
Net loss (87,872,447)                    
Unrealized gain on short-term investments, net of tax 6,737                    
Foreign currency translation 32,403                    
Ending balance (in shares) at Sep. 30, 2024       9 26,052,452            
Ending balance at Sep. 30, 2024 73,540,310     $ 0 $ 26,051     1,784,975,303   (1,710,837,583) (623,461)
Beginning balance (in shares) at Mar. 31, 2024       9 23,371,253            
Beginning balance at Mar. 31, 2024 94,441,963     $ 0 $ 23,370     1,748,529,814   (1,653,435,007) (676,214)
Increase (Decrease) in Stockholders' Equity [Roll Forward]                      
Issuance of common stock for cash, net of financing costs (in shares)         2,536,258            
Issuance of common stock for cash, net of financing costs 17,059,668       $ 2,536     17,057,132      
Issuance of pre-funded warrants for cash, net of financing costs 16,146,397             16,146,397      
Exercise of stock options for cash and vesting of RSUs, net of tax payments (in shares)         56,033            
Exercise of stock options for cash and vesting of RSUs, net of tax payments (172,454)       $ 56     (172,510)      
Stock-based compensation 1,514,053             1,514,053      
Net loss (32,237,098)                 (32,237,098)  
Unrealized gain on short-term investments, net of tax (13,322)                   (13,322)
Ending balance (in shares) at Jun. 30, 2024       9 25,963,544            
Ending balance at Jun. 30, 2024 96,739,207     $ 0 $ 25,962     1,783,074,886   (1,685,672,105) (689,536)
Increase (Decrease) in Stockholders' Equity [Roll Forward]                      
Issuance of common stock for cash, net of financing costs (in shares)         86,361            
Issuance of common stock for cash, net of financing costs 667,066       $ 86     666,980      
Exercise of stock options for cash and vesting of RSUs, net of tax payments (in shares)         2,547            
Exercise of stock options for cash and vesting of RSUs, net of tax payments (6,418)       $ 3     (6,421)      
Stock-based compensation 1,239,858             1,239,858      
Net loss (25,165,478)                 (25,165,478)  
Unrealized gain on short-term investments, net of tax 66,075                   66,075
Foreign currency translation 0                    
Ending balance (in shares) at Sep. 30, 2024       9 26,052,452            
Ending balance at Sep. 30, 2024 73,540,310     $ 0 $ 26,051     1,784,975,303   (1,710,837,583) (623,461)
Beginning balance (in shares) at Dec. 31, 2024       9 36,099,991            
Beginning balance at Dec. 31, 2024 68,503,795     $ 0 $ 36,099     1,799,362,625   (1,730,219,262) (675,667)
Increase (Decrease) in Stockholders' Equity [Roll Forward]                      
Issuance of common stock for cash, net of financing costs (in shares)         518,670            
Issuance of common stock for cash, net of financing costs 1,102,149       $ 519     1,101,630      
Exercise of stock options for cash and vesting of RSUs, net of tax payments (in shares)         55,694            
Exercise of stock options for cash and vesting of RSUs, net of tax payments (74,219)       $ 56     (74,275)      
Stock-based compensation 1,399,349             1,399,349      
Net loss (19,694,697)                 (19,694,697)  
Unrealized gain on short-term investments, net of tax 14,347                   14,347
Ending balance (in shares) at Mar. 31, 2025       9 36,674,355            
Ending balance at Mar. 31, 2025 51,250,724     $ 0 $ 36,674     1,801,789,329   (1,749,913,959) (661,320)
Beginning balance (in shares) at Dec. 31, 2024       9 36,099,991            
Beginning balance at Dec. 31, 2024 68,503,795     $ 0 $ 36,099     1,799,362,625   (1,730,219,262) (675,667)
Increase (Decrease) in Stockholders' Equity [Roll Forward]                      
Net loss (88,710,781)                    
Unrealized gain on short-term investments, net of tax 28,311                    
Foreign currency translation 0                    
Ending balance (in shares) at Sep. 30, 2025       9 53,571,675            
Ending balance at Sep. 30, 2025 (7,719,977)     $ 0 $ 53,572     1,811,803,850   (1,818,930,043) (647,356)
Beginning balance (in shares) at Mar. 31, 2025       9 36,674,355            
Beginning balance at Mar. 31, 2025 51,250,724     $ 0 $ 36,674     1,801,789,329   (1,749,913,959) (661,320)
Increase (Decrease) in Stockholders' Equity [Roll Forward]                      
Exercise of stock options for cash and vesting of RSUs, net of tax payments (in shares)         44,172            
Exercise of stock options for cash and vesting of RSUs, net of tax payments (34,777)       $ 45     (34,822)      
Stock-based compensation 834,792             834,792      
Net loss (23,519,412)                 (23,519,412)  
Unrealized gain on short-term investments, net of tax (422)                   (422)
Ending balance (in shares) at Jun. 30, 2025       9 36,718,527            
Ending balance at Jun. 30, 2025 28,530,905     $ 0 $ 36,719     1,802,589,299   (1,773,433,371) (661,742)
Increase (Decrease) in Stockholders' Equity [Roll Forward]                      
Issuance of common stock for cash, net of financing costs (in shares)         14,285,715            
Issuance of common stock for cash, net of financing costs 7,185,128       $ 14,286     7,170,842      
Exercise of warrants for cash (in shares)           428,571 2,135,477        
Exercise of warrants for cash   $ 749,999 $ 2,135     $ 429 $ 2,135   $ 749,570    
Issuance of pre-funded warrants for cash, net of financing costs 538,843             538,843      
Exercise of stock options for cash and vesting of RSUs, net of tax payments (in shares)         3,385            
Exercise of stock options for cash and vesting of RSUs, net of tax payments (1,787)       $ 3     (1,790)      
Stock-based compensation 757,086             757,086      
Net loss (45,496,672)                 (45,496,672)  
Unrealized gain on short-term investments, net of tax 14,386                   14,386
Foreign currency translation 0                    
Ending balance (in shares) at Sep. 30, 2025       9 53,571,675            
Ending balance at Sep. 30, 2025 $ (7,719,977)     $ 0 $ 53,572     $ 1,811,803,850   $ (1,818,930,043) $ (647,356)