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

Consolidated Statements of Stockholder's Equity

v3.25.0.1
Consolidated Statements of Stockholder's Equity - USD ($)
$ in Thousands
Total
November 2022 Private Placement [Member]
May 2023 Private Placement [Member]
February 2024 Private Placement [Member]
Common stock [Member]
Common stock [Member]
November 2022 Private Placement [Member]
Common stock [Member]
May 2023 Private Placement [Member]
Common stock [Member]
February 2024 Private Placement [Member]
Additional paid-in capital [Member]
Additional paid-in capital [Member]
November 2022 Private Placement [Member]
Additional paid-in capital [Member]
May 2023 Private Placement [Member]
Additional paid-in capital [Member]
February 2024 Private Placement [Member]
Accumulated other comprehensive income (loss) [Member]
Accumulated deficit [Member]
Beginning Balance at Dec. 31, 2021 $ 28,042       $ 79       $ 121,545       $ 4 $ (93,586)
Beginning Balance, Shares at Dec. 31, 2021         9,453,542                  
Stock-based compensation expense 3,270               3,270          
Shares issued on exercise of warrants 24               24          
Shares issued on exercise of warrants, Shares         3,709                  
Shares issued from purchase agreement with Virtu 1,330               1,330          
Shares issued from purchase agreement with Virtu, Shares         200,000                  
Shares issued 26 $ 17,882       $ 8     26 $ 17,874        
Shares issued, Shares         3,584 8,186,282                
Restricted stock unit settlements, Shares         26,625                  
Restricted stock unit settlements withheld and retired to treasury (47)               (47)          
Restricted stock unit settlements withheld and retired to treasury, Shares         (5,605)                  
Shares issued under employee share purchase plan 126               126          
Shares issued under employee share purchase plan, Shares         28,892                  
Net loss (42,350)                         (42,350)
Ending Balance at Dec. 31, 2022 8,303       $ 87       144,148       4 (135,936)
Ending Balance, Shares at Dec. 31, 2022         17,897,029                  
Stock-based compensation expense 3,439               3,439          
Costs relating to financing and purchase agreement   $ (30)               $ (30)        
Shares issued on exercise of warrants 227               227          
Shares issued on exercise of warrants, Shares         98,333                  
Shares issued 273   $ 15,301       $ 3   273   $ 15,298      
Shares issued, Shares         60,000   3,000,000              
SVB convertible debt refinancing discount $ 1,074               1,074          
Restricted stock unit settlements, Shares 139,750       139,750                  
Restricted stock unit settlements withheld and retired to treasury $ (220)               (220)          
Restricted stock unit settlements withheld and retired to treasury, Shares         (29,352)                  
Net loss (29,815)                         (29,815)
Ending Balance at Dec. 31, 2023 (1,448)       $ 90       164,209       4 (165,751)
Ending Balance, Shares at Dec. 31, 2023         21,165,760                  
Stock-based compensation expense 5,325               5,325          
Shares issued on exercise of warrants $ 682               682          
Shares issued on exercise of warrants, Shares         295,126                  
Shares issued       $ 56,076       $ 13       $ 56,063    
Shares issued, Shares               13,086,151            
Restricted stock unit settlements, Shares 113,125       113,125                  
Restricted stock unit settlements withheld and retired to treasury $ (114)               (114)          
Restricted stock unit settlements withheld and retired to treasury, Shares         (23,733)                  
Shares issued under employee share purchase plan 178               178          
Shares issued under employee share purchase plan, Shares         48,643                  
Other comprehensive income 27                       27  
Net loss (39,827)                         (39,827)
Ending Balance at Dec. 31, 2024 $ 20,899       $ 103       $ 226,343       $ 31 $ (205,578)
Ending Balance, Shares at Dec. 31, 2024         34,685,072