v3.26.3
Statements of Convertible Preferred Stock and Stockholders' Equity - USD ($)
$ in Thousands
Total
Convertible Preferred Stock
Common Stock
Additional paid-in-capital
Accumulated other comprehensive income/ (loss)
Accumulated deficit
Beginning balance, convertible preferred stock, (in shares) at Dec. 31, 2023   287,447,000        
Beginning balance, convertible preferred stock at Dec. 31, 2023   $ 247,617        
Beginning balance, (in shares) at Dec. 31, 2023     1,247,000      
Beginning balance at Dec. 31, 2023 $ (127,082)   $ 0 $ 8,987 $ 40 $ (136,109)
Issuance of common stock in initial public offering, net of $12,305 in discounts and offering costs, (in shares)     6,250,000      
Issuance of common stock in initial public offering, net of $12,305 in discounts and offering costs, value 87,695   $ 1 87,694    
Conversion of convertible preferred stock into common stock upon initial public offering, (in shares)   (287,447,000)        
Conversion of convertible preferred stock into common stock upon initial public offering, value   $ (247,617)        
Conversion of convertible preferred stock into common stock upon initial public offering, (in shares)     14,741,000      
Conversion of convertible preferred stock into common stock upon initial public offering, value 247,617   $ 1 247,616    
Vesting of early exercised stock options, (in shares)     1,000      
Vesting of early exercised stock options, value $ 6     6    
Exercise of stock options (in shares) 0   16,000      
Exercise of stock options Value $ 62     62    
Issuance of common stock under the Employee Stock Purchase Plan (in shares)     45,000      
Issuance of common stock under the Employee Stock Purchase Plan 110     110    
Stock-based compensation 7,516     7,516    
Unrealized gain on short-term investments 81       81  
Net loss $ (65,363)         (65,363)
Ending balance, (in shares) at Dec. 31, 2024 22,300,000   22,300,000      
Ending balance at Dec. 31, 2024 $ 150,642   $ 2 351,991 121 (201,472)
Ending balance, convertible preferred stock, (in shares) at Dec. 31, 2024   0        
Ending balance, convertible preferred stock at Dec. 31, 2024   $ 0        
Stock-based compensation 1,797     1,797    
Unrealized gain on short-term investments (89)       (89)  
Net loss $ (15,758)         (15,758)
Ending balance, (in shares) at Mar. 31, 2025 22,300,000          
Ending balance at Mar. 31, 2025 $ 136,592   $ 2 353,788 32 (217,230)
Beginning balance, convertible preferred stock, (in shares) at Dec. 31, 2024   0        
Beginning balance, convertible preferred stock at Dec. 31, 2024   $ 0        
Beginning balance, (in shares) at Dec. 31, 2024 22,300,000   22,300,000      
Beginning balance at Dec. 31, 2024 $ 150,642   $ 2 351,991 121 (201,472)
Net loss $ (31,433)          
Ending balance, (in shares) at Jun. 30, 2025 22,386,000          
Ending balance at Jun. 30, 2025 $ 122,691   $ 2 355,598 (4) (232,905)
Beginning balance, convertible preferred stock, (in shares) at Dec. 31, 2024   0        
Beginning balance, convertible preferred stock at Dec. 31, 2024   $ 0        
Beginning balance, (in shares) at Dec. 31, 2024 22,300,000   22,300,000      
Beginning balance at Dec. 31, 2024 $ 150,642   $ 2 351,991 121 (201,472)
Exercise of stock options (in shares) 0          
Issuance of common stock under the Employee Stock Purchase Plan (in shares)     107,000      
Issuance of common stock under the Employee Stock Purchase Plan $ 141     141    
Stock-based compensation 6,125     6,125    
Unrealized gain on short-term investments (57)       (57)  
Net loss $ (58,197)         (58,197)
Ending balance, (in shares) at Dec. 31, 2025 22,407,000   22,407,000      
Ending balance at Dec. 31, 2025 $ 98,654   $ 2 358,257 64 (259,669)
Ending balance, convertible preferred stock, (in shares) at Dec. 31, 2025   0        
Ending balance, convertible preferred stock at Dec. 31, 2025   $ 0        
Beginning balance, (in shares) at Mar. 31, 2025 22,300,000          
Beginning balance at Mar. 31, 2025 $ 136,592   2 353,788 32 (217,230)
Issuance of common stock under the Employee Stock Purchase Plan (in shares) 86,000          
Issuance of common stock under the Employee Stock Purchase Plan $ 117     117   0
Stock-based compensation 1,693     1,693    
Unrealized gain on short-term investments (36)       (36)  
Net loss $ (15,675)         (15,675)
Ending balance, (in shares) at Jun. 30, 2025 22,386,000          
Ending balance at Jun. 30, 2025 $ 122,691   $ 2 355,598 (4) (232,905)
Beginning balance, (in shares) at Dec. 31, 2025 22,407,000   22,407,000      
Beginning balance at Dec. 31, 2025 $ 98,654   $ 2 358,257 64 (259,669)
Stock-based compensation 1,371     1,371   0
Unrealized gain on short-term investments (87)       (87)  
Net loss $ (13,555)         (13,555)
Ending balance, (in shares) at Mar. 31, 2026 22,407,000          
Ending balance at Mar. 31, 2026 $ 86,383   $ 2 359,628 (23) (273,224)
Beginning balance, convertible preferred stock, (in shares) at Dec. 31, 2025   0        
Beginning balance, convertible preferred stock at Dec. 31, 2025   $ 0        
Beginning balance, (in shares) at Dec. 31, 2025 22,407,000   22,407,000      
Beginning balance at Dec. 31, 2025 $ 98,654   $ 2 358,257 64 (259,669)
Exercise of stock options (in shares) 33,000          
Net loss $ (37,248)          
Ending balance, (in shares) at Jun. 30, 2026 22,475,000          
Ending balance at Jun. 30, 2026 $ 65,976   2 362,923 (32) (296,917)
Beginning balance, (in shares) at Mar. 31, 2026 22,407,000          
Beginning balance at Mar. 31, 2026 $ 86,383   2 359,628 (23) (273,224)
Exercise of stock options (in shares) 33,000          
Exercise of stock options Value $ 36     36   0
Issuance of common stock under the Employee Stock Purchase Plan (in shares) 35,000          
Issuance of common stock under the Employee Stock Purchase Plan $ 37     37 0 0
Stock-based compensation 3,222     3,222   0
Unrealized gain on short-term investments (9)       (9)  
Net loss $ (23,693)         (23,693)
Ending balance, (in shares) at Jun. 30, 2026 22,475,000          
Ending balance at Jun. 30, 2026 $ 65,976   $ 2 $ 362,923 $ (32) $ (296,917)