Quarterly report pursuant to Section 13 or 15(d)

CONDENSED STATEMENTS OF STOCKHOLDERS??? EQUITY (DEFICIT) (UNAUDITED)

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CONDENSED STATEMENTS OF STOCKHOLDERS’ EQUITY (DEFICIT) (UNAUDITED) - USD ($)
shares in Thousands, $ in Thousands
Total
Preferred Stock
Common Stock
Additional Paid-In Capital
Accumulated Deficit
Beginning balance (in shares) at Dec. 31, 2021   0 112,482    
Beginning balance at Dec. 31, 2021 $ 3,543 $ 0 $ 11 $ 83,007 $ (79,475)
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Issuance of preferred stock and common stock warrants, net of issuance costs (shares)   1      
Issuance of preferred stock and common stock warrants, net of issuance costs 554 $ 280   274  
Issuance of common stock from note conversion (in shares)     6,804    
Issuance of common stock from note conversion 1,229   $ 1 1,228  
Issuance of common stock for services (in shares)     3,496    
Issuance of common stock for services 384     384  
Stock-based compensation 516     516  
Net income (loss) (2,217)       (2,217)
Ending balance (in shares) at Mar. 31, 2022   1 122,782    
Ending balance at Mar. 31, 2022 4,009 $ 280 $ 12 85,409 (81,692)
Beginning balance (in shares) at Dec. 31, 2021   0 112,482    
Beginning balance at Dec. 31, 2021 3,543 $ 0 $ 11 83,007 (79,475)
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Issuance of common stock for services (in shares)     3,496    
Issuance of common stock for services     $ 400    
Net income (loss) (5,901)        
Ending balance (in shares) at Sep. 30, 2022   0 150,105    
Ending balance at Sep. 30, 2022 1,365 $ 0 $ 15 86,726 (85,376)
Beginning balance (in shares) at Mar. 31, 2022   1 122,782    
Beginning balance at Mar. 31, 2022 4,009 $ 280 $ 12 85,409 (81,692)
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Conversion of preferred stock (in shares)   (1) 10,000    
Conversion of preferred stock 0 $ (280) $ 1 279  
Beneficial conversion charge for preferred stock conversion 0 (920)   920  
Deemed dividend 0 $ 920   (920)  
Issuance of common stock from note conversion (in shares)     7,173    
Issuance of common stock from note conversion 389   $ 1 388  
Stock-based compensation 146     146  
Net income (loss) (2,653)       (2,653)
Ending balance (in shares) at Jun. 30, 2022   0 139,955    
Ending balance at Jun. 30, 2022 1,891 $ 0 $ 14 86,222 (84,345)
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Issuance of common stock from note conversion (in shares)     10,150    
Issuance of common stock from note conversion 328   $ 1 327  
Stock-based compensation 177     177  
Net income (loss) (1,031)       (1,031)
Ending balance (in shares) at Sep. 30, 2022   0 150,105    
Ending balance at Sep. 30, 2022 1,365 $ 0 $ 15 86,726 (85,376)
Beginning balance (in shares) at Dec. 31, 2022   0 152,104    
Beginning balance at Dec. 31, 2022 (777) $ 0 $ 15 86,897 (87,689)
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Stock-based compensation 118     118  
Net income (loss) 5,706       5,706
Ending balance (in shares) at Mar. 31, 2023   0 152,104    
Ending balance at Mar. 31, 2023 5,047 $ 0 $ 15 87,015 (81,983)
Beginning balance (in shares) at Dec. 31, 2022   0 152,104    
Beginning balance at Dec. 31, 2022 (777) $ 0 $ 15 86,897 (87,689)
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Issuance of common stock for services (in shares)     2,500    
Net income (loss) 3,971        
Ending balance (in shares) at Sep. 30, 2023   0 154,604    
Ending balance at Sep. 30, 2023 3,479 $ 0 $ 15 87,182 (83,718)
Beginning balance (in shares) at Mar. 31, 2023   0 152,104    
Beginning balance at Mar. 31, 2023 5,047 $ 0 $ 15 87,015 (81,983)
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Issuance of common stock for services (in shares)     2,500    
Issuance of common stock for services 100     100  
Stock-based compensation 35     35  
Net income (loss) (1,288)       (1,288)
Ending balance (in shares) at Jun. 30, 2023   0 154,604    
Ending balance at Jun. 30, 2023 3,894 $ 0 $ 15 87,150 (83,271)
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Stock-based compensation 32     32  
Net income (loss) (447)       (447)
Ending balance (in shares) at Sep. 30, 2023   0 154,604    
Ending balance at Sep. 30, 2023 $ 3,479 $ 0 $ 15 $ 87,182 $ (83,718)