Annual report pursuant to Section 13 and 15(d)

STATEMENTS OF STOCKHOLDERS' (DEFICIT) EQUITY

v3.23.1
STATEMENTS OF STOCKHOLDERS' (DEFICIT) EQUITY - USD ($)
shares in Thousands, $ in Thousands
Total
Preferred Stock
Common Stock
Additional Paid-In Capital
Accumulated Deficit
Beginning balance (in shares) at Dec. 31, 2020   0 100,664    
Beginning balance at Dec. 31, 2020 $ 11,212 $ 0 $ 10 $ 75,123 $ (63,921)
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Issuance of common stock from exercise of stock options (in shares)     2    
Issuance of common stock under equity commitment (in shares)     10,022    
Issuance of common stock under equity commitment 4,407   $ 1 4,406  
Issuance of common stock from note conversion (in shares)     1,794    
Issuance of common stock from note conversion 268     268  
Stock-based compensation 3,210     3,210  
Net loss (15,554)       (15,554)
Ending balance (in shares) at Dec. 31, 2021   0 112,482    
Ending 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 (in shares)   1      
Issuance of preferred stock and common stock warrants, net of issuance costs 554 $ 280   274  
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)     24,126    
Issuance of common stock from note conversion 1,946   $ 2 1,944  
Issuance of common stock for services (in shares)     5,496    
Issuance of common stock for services 385   $ 1 384  
Stock-based compensation 1,009     1,009  
Net loss (8,214)       (8,214)
Ending balance (in shares) at Dec. 31, 2022   0 152,104    
Ending balance at Dec. 31, 2022 $ (777) $ 0 $ 15 $ 86,897 $ (87,689)