Annual report [Section 13 and 15(d), not S-K Item 405]

Statements of Mezzanine Equity and Stockholders??? (Deficit) Equity

v3.26.1
Statements of Mezzanine Equity and Stockholders’ (Deficit) Equity - USD ($)
$ in Thousands
Series B-1 Preferred Stock
Common Stock
Series A-2 Preferred Stock
Series A-2 Prime Preferred Stock
Series B-2 Preferred Stock
Additional Paid-In Capital
Accumulated Deficit
Series A-3 Preferred Stock
Accumulated Other Comprehensive Loss
Total
Balance at Dec. 31, 2023 $ 4 $ 60,728 $ (64,541)     $ (3,809)
Balance (in Shares) at Dec. 31, 2023 3,475,605 43,649          
Net loss (36,729)     (36,729)
Issuance of Series B-1 preferred stock, net of issuance costs $ 46,187    
Issuance of Series B-1 preferred stock, net of issuance costs (in Shares) 50,000          
Dividends on Series B-1 preferred stock (1,095)     (1,095)
Exchange of Series A-2 preferred stock for Series A-2 Prime preferred stock    
Exchange of Series A-2 preferred stock for Series A-2 Prime preferred stock (in Shares) (43,649) 21,388.01          
Conversion of Series A-2 Prime preferred stock into common stock $ 3     3
Conversion of Series A-2 Prime preferred stock into common stock (in Shares) 3,109,755 (15,237.8)          
Issuance of Series B-2 preferred stock and common stock upon conversion of Series B-1 preferred stock $ (46,187) $ 4 46,179     46,183
Issuance of Series B-2 preferred stock and common stock upon conversion of Series B-1 preferred stock (in Shares) (50,000) 4,211,800 7,882          
Conversion of Series B-2 preferred stock into common stock      
Conversion of Series B-2 preferred stock into common stock (in Shares) 488,200 (4,882)          
Issuance of common stock for cash, net of issuance costs 524     524
Issuance of common stock for cash, net of issuance costs (in Shares) 97,740          
Issuance of common stock for exercise of options 4     4
Issuance of common stock for exercise of options (in Shares) 1,136          
Stock-based compensation expense 2,350     2,350
Balance at Dec. 31, 2024 $ 11 108,690 (101,270) 7,431
Balance (in Shares) at Dec. 31, 2024 11,384,236 6,150.21 3,000        
Net loss     (26,555)   (26,555)
Issuance of Series A-3 preferred stock upon exercise of warrants     1,496 1,496
Issuance of Series A-3 preferred stock upon exercise of warrants (in Shares)         1,495.8    
Conversion of Series A-2 Prime preferred stock into common stock   $ 1   1
Conversion of Series A-2 Prime preferred stock into common stock (in Shares)   792,900   (3,885.21)        
Conversion of Series B-2 preferred stock into common stock    
Conversion of Series B-2 preferred stock into common stock (in Shares)   300,000   (3,000)        
Conversion of Series A-3 preferred stock into common stock    
Conversion of Series A-3 preferred stock into common stock (in Shares)   277,000       (1,495.8)    
Issuance of common stock for vested restricted stock units    
Issuance of common stock for vested restricted stock units (in Shares)   1,000          
Issuance of common stock for cash, net of issuance costs   $ 10   45,174 45,184
Issuance of common stock for cash, net of issuance costs (in Shares)   9,310,618          
Unrealized loss on available-for-sale securities, net     (1) (1)
Reverse split share adjustment (in Shares)   48,491          
Stock-based compensation expense     2,641 2,641
Balance at Dec. 31, 2025   $ 22   $ 158,001 $ (127,825) $ (1) $ 30,197
Balance (in Shares) at Dec. 31, 2025   22,114,245   2,265