v3.25.3
Consolidated Statements of Stockholders' Deficit (unaudited) - USD ($)
$ in Thousands
Total
Common Stock
Additional Paid-In-Capital
Accumulated Deficit
Accumulated Other Comprehensive Loss Income
Beginning balance at Dec. 31, 2023 $ (15,912) $ 63 $ 304,948 $ (320,923)  
Beginning balance, shares at Dec. 31, 2023 [1]   4,190,069      
Issuance of common stock under registered direct offering 4,320 $ 11 4,309    
Issuance of common stock under registered direct offering, shares [1]   740,740      
Issuance of common stock under at-the-market sales agreement 450   450    
Issuance of common stock under at-the-market sales agreement, shares [1]   22,656      
Exercise of stock options 12   12    
Exercise of stock options, shares [1]   666      
Vesting and settlement of restricted stock units, shares [1]   26,505      
Issuance of common stock under employee stock purchase plan 21   21    
Issuance of common stock under employee stock purchase plan, shares [1]   1,445      
Share-based compensation expense 1,062   1,062    
Net Income (Loss) (11,763)     (11,763)  
Ending balance at Mar. 31, 2024 (21,810) $ 74 310,802 (332,686)  
Ending balance, shares at Mar. 31, 2024 [1]   4,982,081      
Beginning balance at Dec. 31, 2023 (15,912) $ 63 304,948 (320,923)  
Beginning balance, shares at Dec. 31, 2023 [1]   4,190,069      
Net Income (Loss) (27,046)        
Ending balance at Sep. 30, 2024 (34,789) $ 75 313,100 (347,969) $ 5
Ending balance, shares at Sep. 30, 2024 [1]   4,983,043      
Beginning balance at Mar. 31, 2024 (21,810) $ 74 310,802 (332,686)  
Beginning balance, shares at Mar. 31, 2024 [1]   4,982,081      
Share-based compensation expense 1,120   1,120    
Net Income (Loss) (7,595)     (7,595)  
Other comprehensive loss (1)       (1)
Ending balance at Jun. 30, 2024 (28,286) $ 74 311,922 (340,281) (1)
Ending balance, shares at Jun. 30, 2024 [1]   4,982,081      
Issuance of common stock under employee stock purchase plan 14 $ 1 13    
Issuance of common stock under employee stock purchase plan, shares [1]   962      
Share-based compensation expense 1,165   1,165    
Net Income (Loss) (7,688)     (7,688)  
Other comprehensive loss 6       6
Ending balance at Sep. 30, 2024 (34,789) $ 75 313,100 (347,969) $ 5
Ending balance, shares at Sep. 30, 2024 [1]   4,983,043      
Beginning balance at Dec. 31, 2024 (38,855) $ 77 316,343 (355,275)  
Beginning balance, shares at Dec. 31, 2024   5,105,216      
Issuance of common stock under at-the-market sales agreement 434   434    
Issuance of common stock under at-the-market sales agreement, shares   28,447      
Vesting and settlement of restricted stock units, shares   16,757      
Issuance of common stock under employee stock purchase plan 13   13    
Issuance of common stock under employee stock purchase plan, shares   1,081      
Share-based compensation expense 721   721    
Net Income (Loss) (8,223)     (8,223)  
Ending balance at Mar. 31, 2025 (45,910) $ 77 317,511 (363,498)  
Ending balance, shares at Mar. 31, 2025   5,151,501      
Beginning balance at Dec. 31, 2024 (38,855) $ 77 316,343 (355,275)  
Beginning balance, shares at Dec. 31, 2024   5,105,216      
Net Income (Loss) (18,690)        
Ending balance at Sep. 30, 2025 (53,950) $ 78 319,937 (373,965)  
Ending balance, shares at Sep. 30, 2025   5,233,981      
Beginning balance at Mar. 31, 2025 (45,910) $ 77 317,511 (363,498)  
Beginning balance, shares at Mar. 31, 2025   5,151,501      
Issuance of common stock under at-the-market sales agreement 977 $ 1 976    
Issuance of common stock under at-the-market sales agreement, shares   81,510      
Share-based compensation expense 694   694    
Net Income (Loss) (4,495)     (4,495)  
Ending balance at Jun. 30, 2025 (48,734) $ 78 319,181 (367,993)  
Ending balance, shares at Jun. 30, 2025   5,233,011      
Issuance of common stock under employee stock purchase plan 10   10    
Issuance of common stock under employee stock purchase plan, shares   970      
Share-based compensation expense 746   746    
Net Income (Loss) (5,972)     (5,972)  
Ending balance at Sep. 30, 2025 $ (53,950) $ 78 $ 319,937 $ (373,965)  
Ending balance, shares at Sep. 30, 2025   5,233,981      
[1] Results, including shares issued and outstanding have been adjusted to reflect the one-for-fifteen reverse stock split effected in September 2025. See Note 1, The Company, for details