v3.26.1
UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' DEFICIT - USD ($)
$ in Thousands
Total
Common Stock [Member]
Additional Paid-in Capital [Member]
Accumulated deficit [Member]
Balance at Dec. 31, 2022 $ (10,660) $ 2 $ 263,726 $ (274,388)
Balance, shares at Dec. 31, 2022   196,900    
Issuance of common stock and pre-funded warrants   $ 0 0  
Issuance of common stock and pre-funded warrants, shares   27,780    
Sale of common stock through ATM, net of issuance costs, 3,150 $ 1 3,149  
Sale of common stock through ATM, net of issuance costs, shares   54,222    
Exercise of stock options, shares   6,818    
Stock-based compensation expense 1,965   1,965  
Net loss (17,054)     (17,054)
Balance at Dec. 31, 2023 $ (22,599) $ 3 268,840 (291,442)
Balance, shares at Dec. 31, 2023 285,720 285,720    
Issuance of common stock and pre-funded warrants $ 866 $ 0 866  
Issuance of common stock and pre-funded warrants, shares   14,285    
Sale of common stock through ATM, net of issuance costs, 0      
Exercise of stock options, shares   338    
Issuance restricted stock awards, share   20,909    
Issuance restricted stock awards, value   $ 0 0  
Stock-based compensation expense 541   541  
Net loss (3,143)     (3,143)
Balance at Dec. 31, 2024 $ (24,335) $ 3 270,247 (294,585)
Balance, shares at Dec. 31, 2024 321,252 321,252    
Vesting of restricted stock units, shares   3,750    
Stock-based compensation expense $ 20   20  
Net loss (1,709)     (1,709)
Balance at Mar. 31, 2025 (26,024) $ 3 270,267 (296,294)
Balance, shares at Mar. 31, 2025   325,002    
Balance at Dec. 31, 2024 $ (24,335) $ 3 270,247 (294,585)
Balance, shares at Dec. 31, 2024 321,252 321,252    
Exercise of pre-funded warrants $ 0      
Net loss (3,600)      
Balance at Jun. 30, 2025 (27,899) $ 3 270,283 (298,185)
Balance, shares at Jun. 30, 2025   325,002    
Balance at Dec. 31, 2024 $ (24,335) $ 3 270,247 (294,585)
Balance, shares at Dec. 31, 2024 321,252 321,252    
Sale of common stock through ATM, net of issuance costs, $ 0      
Issuance of pre-funded warrants related to the February 2026 Domicilium debt conversion 8,497   8,497  
Issuance of pre-funded warrants in connection with the 2025 PIPE transaction, net of issuance costs, Value $ 9,691   9,691  
Exercise of stock options   $ 0 0  
Exercise of stock options, shares 18,245 18,249    
Vesting of restricted stock units, Value   $ 1 (1)  
Vesting of restricted stock units, shares   95,931    
Stock-based compensation expense $ 235   235  
Net loss (5,995)     (5,995)
Balance at Dec. 31, 2025 $ (11,907) $ 4 288,669 (300,580)
Balance, shares at Dec. 31, 2025 435,432 435,432    
Balance at Mar. 31, 2025 $ (26,024) $ 3 270,267 (296,294)
Balance, shares at Mar. 31, 2025   325,002    
Stock-based compensation expense 16   16  
Net loss (1,891)     (1,891)
Balance at Jun. 30, 2025 (27,899) $ 3 270,283 (298,185)
Balance, shares at Jun. 30, 2025   325,002    
Balance at Dec. 31, 2025 $ (11,907) $ 4 288,669 (300,580)
Balance, shares at Dec. 31, 2025 435,432 435,432    
Issuance of pre-funded warrants under the Coastlands and Domicilium Securities Purchase Agreements, net of issuance costs of $9 $ 6,991   6,991  
Issuance of pre-funded warrants related to the February 2026 Domicilium debt conversion 1,000   1,000  
Exercise of stock options 40 $ 1 39  
Exercise of stock options, shares   23,723    
Vesting of restricted stock units, shares   1,977    
Stock-based compensation expense 46   46  
Net loss (3,754)     (3,754)
Balance at Mar. 31, 2026 (7,584) $ 5 296,745 (304,334)
Balance, shares at Mar. 31, 2026   461,132    
Balance at Dec. 31, 2025 $ (11,907) $ 4 288,669 (300,580)
Balance, shares at Dec. 31, 2025 435,432 435,432    
Exercise of stock options, shares 23,723      
Exercise of pre-funded warrants $ 91      
Net loss (8,256)      
Balance at Jun. 30, 2026 $ 46,420 $ 40 355,216 (308,836)
Balance, shares at Jun. 30, 2026 4,036,398 4,036,398    
Balance at Mar. 31, 2026 $ (7,584) $ 5 296,745 (304,334)
Balance, shares at Mar. 31, 2026   461,132    
Issuance of common stock and pre-funded warrants in connection with June 2026 public offering, net of issuance costs of $7,600 ,shares   2,975,000    
Issuance of common stock and pre-funded warrants in connection with June 2026 public offering, net of issuance costs of $7,600 58,320 $ 29 58,291  
Exercise of pre-funded warrants 91 $ 6 85  
Exercise of pre-funded warrants, shares   600,000    
Vesting of restricted stock units, shares   272    
Effect due to reverse stock split   (6)    
Stock-based compensation expense 95   95  
Net loss (4,502)     (4,502)
Balance at Jun. 30, 2026 $ 46,420 $ 40 $ 355,216 $ (308,836)
Balance, shares at Jun. 30, 2026 4,036,398 4,036,398