Quarterly report pursuant to Section 13 or 15(d)

CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY

v3.21.1
CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($)
Total
Common Stock
 Additional Paid in Capital
Accumulated Deficit
Treasury Stock
Beginning balance (in shares) at Dec. 31, 2019   51,846,011      
Beginning balance at Dec. 31, 2019 $ 14,453,550 $ 52,223 $ 144,843,687 $ (129,045,801) $ (1,396,559)
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Net loss (2,825,236)     (2,825,236)  
Stock-based compensation 208,897   208,897    
Stock issued for vested restricted stock awards (in shares)   260,719      
Stock issued for vested restricted stock awards 0 $ 261 (261)    
Shares withheld for taxes on vest restricted stock (21,184)   (21,184)    
Convertible Note Conversion (in shares)   1,200,000      
Convertible Note Conversion 468,667 $ 1,200 467,467    
Sale of common stock, net (in shares)   7,046,429      
Sale of common stock, net 1,206,788 $ 7,046 1,199,742    
Ending balance (in shares) at Mar. 31, 2020   60,353,159      
Ending balance at Mar. 31, 2020 13,491,482 $ 60,730 146,698,348 (131,871,037) $ (1,396,559)
Beginning balance (in shares) at Dec. 31, 2020   98,035,829      
Beginning balance at Dec. 31, 2020 25,289,114 $ 98,036 161,541,448 (136,350,370)  
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Net loss (2,147,268)     (2,147,268)  
Stock-based compensation 394,870   394,870    
Stock issued for vested restricted stock awards (in shares)   1,467,465      
Stock issued for vested restricted stock awards 0 $ 1,467 (1,467)    
Shares withheld for taxes on vest restricted stock (161,244)   (161,244)    
Sale of common stock, net (in shares)   19,015,151      
Proceeds from exercise of options 1,569   1,569    
Sale of common stock, net 13,137,500 $ 19,016 13,118,484    
Ending balance (in shares) at Mar. 31, 2021   118,518,445      
Ending balance at Mar. 31, 2021 $ 36,514,541 $ 118,519 $ 174,893,660 $ (138,497,638)