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Condensed Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($)
$ in Thousands
Total
Common Stock
Additional Paid-In Capital
Accumulated Deficit
Accumulated Other Comprehensive Gain (Loss)
Beginning Balance at Dec. 31, 2023 $ 8,157 $ 1 $ 154,218 $ (146,064) $ 2
Beginning Balance, Shares at Dec. 31, 2023   5,754,505      
Stock-based compensation expense 414   414    
Issuance of common shares from private placement (net of issuance costs), shares   4,985,610      
Issuance of common shares from private placement (net of issuance costs) 7,905 $ 2 7,903    
Issuance of warrants in connection with the private placement 660   660    
Unrealized loss on investments (19)       (19)
Net income (loss) 130     130  
Ending Balance at Mar. 31, 2024 17,247 $ 3 163,195 (145,934) (17)
Ending Balance, Shares at Mar. 31, 2024   10,740,115      
Beginning Balance at Dec. 31, 2024 14,410 $ 4 174,166 (159,764) 4
Beginning Balance, Shares at Dec. 31, 2024   13,481,917      
Stock-based compensation expense 549   549    
Issuance of common shares from underwritten public offering (net of issuance costs) 8   8    
Issuance of common stock from at-the-market offering (net of issuance costs), shares   490,073      
Issuance of common stock from at-the-market offering (net of issuance costs) 968 $ 1,300 968    
Unrealized loss on investments (5)       (5)
Net income (loss) (5,042)     (5,042)  
Ending Balance at Mar. 31, 2025 $ 10,888 $ 4 $ 175,691 $ (164,806) $ (1)
Ending Balance, Shares at Mar. 31, 2025   13,971,990