Quarterly report pursuant to Section 13 or 15(d)

Condensed Statement of Changes in Stockholders??? Equity (Unaudited)

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Condensed Statement of Changes in Stockholders’ Equity (Unaudited) - USD ($)
$ in Thousands
Total
Common Stock
Additional Paid-in Capital
Accumulated Deficit
Beginning balance (in shares) at Dec. 31, 2022   8,009,743    
Beginning balance at Dec. 31, 2022 $ 2,374 $ 1 $ 24,559 $ (22,186)
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Stock based compensation expense 1,095   1,095  
Sale of Common Stock under ATM, net of issuance costs (in shares)   17,872,955    
Sale of Common Stock under ATM, net of issuance costs 24,764 $ 2 24,762  
Stock issuance upon exercise of stock options (in shares)   88,026    
Stock issuance upon exercise of stock options 103   103  
Stock issuance upon vesting of restricted stock units (in shares)   12,500    
Stock issuance upon exercise of warrants (in shares)   7,292    
Stock issuance upon exercise of warrants 16   16  
Net loss (7,290)     (7,290)
Ending balance (in shares) at Jun. 30, 2023   25,990,516    
Ending balance at Jun. 30, 2023 21,062 $ 3 50,535 (29,476)
Beginning balance (in shares) at Mar. 31, 2023   8,227,074    
Beginning balance at Mar. 31, 2023 (859) $ 1 25,462 (26,322)
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Stock based compensation expense 702   702  
Sale of Common Stock under ATM, net of issuance costs (in shares)   17,666,666    
Sale of Common Stock under ATM, net of issuance costs 24,270 $ 2 24,268  
Stock issuance upon exercise of stock options (in shares)   88,026    
Stock issuance upon exercise of stock options 103   103  
Stock issuance upon vesting of restricted stock units (in shares)   8,750    
Net loss (3,154)     (3,154)
Ending balance (in shares) at Jun. 30, 2023   25,990,516    
Ending balance at Jun. 30, 2023 $ 21,062 $ 3 50,535 (29,476)
Beginning balance (in shares) at Dec. 31, 2023 26,329,032 26,329,032    
Beginning balance at Dec. 31, 2023 $ 15,937 $ 3 52,759 (36,825)
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Stock based compensation expense 2,247   2,247  
Sale of Common Stock under ATM, net of issuance costs (in shares)   50,000    
Sale of Common Stock under ATM, net of issuance costs $ 76   76  
Stock issuance upon exercise of stock options (in shares) 5,252 5,252    
Stock issuance upon exercise of stock options $ 8   8  
Stock issuance upon vesting of restricted stock units (in shares)   177,827    
Net loss $ (9,562)     (9,562)
Ending balance (in shares) at Jun. 30, 2024 26,562,111 26,562,111    
Ending balance at Jun. 30, 2024 $ 8,706 $ 3 55,090 (46,387)
Beginning balance (in shares) at Mar. 31, 2024   26,329,032    
Beginning balance at Mar. 31, 2024 12,538 $ 3 53,966 (41,431)
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Stock based compensation expense 1,040   1,040  
Sale of Common Stock under ATM, net of issuance costs (in shares)   50,000    
Sale of Common Stock under ATM, net of issuance costs 76   76  
Stock issuance upon exercise of stock options (in shares)   5,252    
Stock issuance upon exercise of stock options 8   8  
Stock issuance upon vesting of restricted stock units (in shares)   177,827    
Net loss $ (4,956)     (4,956)
Ending balance (in shares) at Jun. 30, 2024 26,562,111 26,562,111    
Ending balance at Jun. 30, 2024 $ 8,706 $ 3 $ 55,090 $ (46,387)