Annual report [Section 13 and 15(d), not S-K Item 405]

CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY

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CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($)
Preferred Stock D [Member]
Preferred Stock E [Member]
Common Stock [Member]
Additional Paid-in Capital [Member]
Retained Earnings [Member]
Treasury Stock, Common [Member]
Total
Beginning balance, value at Dec. 31, 2023 $ 1 $ 12 $ 7,306 $ 69,120,199 $ (63,603,552) $ (157,452) $ 5,366,514
Beginning balance, shares at Dec. 31, 2023 1,299 11,500 7,306,663        
Series D preferred stock issued $ 1 869,999 870,000
Series D preferred stock issued, shares 870            
Series D preferred stock converted to common stock $ (1) $ 290 (289)
Series D preferred stock converted to common stock, shares (870)   290,002        
Series E preferred stock issued $ 2 2,125,000 2,125,002
Series E preferred stock issued, shares   2,125          
Series E preferred stock converted to common stock $ 48 (48)
Series E preferred stock converted to common stock, shares   (125) 47,892        
Common stock issued for cash under ATM $ 819 3,543,870 3,544,689
Common stock issued for cash under ATM, shares     818,657        
Stock options compensation 26,154 26,154
Stock issuance costs (220,183) (220,183)
Stock issued for services to board members $ 45 164,955 165,000
Stock issued for services to board members, shares     45,311        
Stock issued under the Employee Stock Purchase Plan for cash and compensation $ 69 249,022 249,091
Stock issued under the Employee Stock Purchase Plan for cash and compensation, shares     69,407        
Common stock issued upon cash exercise of warrants $ 344 899,177 899,521
Common stock issued upon cash exercise of warrants, shares     344,644        
Net loss (10,764,457) (10,764,457)
Ending balance, value at Dec. 31, 2024 $ 1 $ 14 $ 8,921 76,777,856 (74,368,009) (157,452) 2,261,331
Ending balance, shares at Dec. 31, 2024 1,299 13,500 8,922,576        
Series D preferred stock converted to common stock $ 100 (100)
Series D preferred stock converted to common stock, shares (300)   100,000        
Series E preferred stock converted to common stock $ (1) $ 384 (383)
Series E preferred stock converted to common stock, shares   (1,000) 383,143        
Common stock issued for cash under ATM $ 1,300 8,926,047 8,927,347
Common stock issued for cash under ATM, shares     1,299,623        
Common stock issued for cash in Equity Offering $ 7,506 45,025,602 45,033,108
Common stock issued for cash in Equity Offering, shares     7,505,518        
Stock options compensation 73,763 73,763
Restricted stock compensation $ 2,147 4,022,753 4,024,900
Restricted stock compensation, shares     2,146,898        
Restricted stock forfeit $ (163) (164,393) (164,556)
Restricted stock forfeit, shares     (162,500)        
Stock issuance costs (4,421,914) (4,421,914)
Stock options exercised for cash $ 151 865,797 865,948
Stock options exercised for cash, shares     150,577        
Stock options exercised - cashless $ 3 (3)
Stock options exercised - cashless, shares     3,576        
Stock issued for services to board members $ 58 566,340 566,398
Stock issued for services to board members, shares     58,500        
Stock issued under the Employee Stock Purchase Plan for cash and compensation $ 42 384,241 384,283
Stock issued under the Employee Stock Purchase Plan for cash and compensation, shares     41,551        
Warrants issued with equity offering 836,989 836,989
Net loss (9,835,031) (9,835,031)
Ending balance, value at Dec. 31, 2025 $ 1 $ 13 $ 20,449 $ 132,892,595 $ (84,203,040) $ (157,452) $ 48,552,566
Ending balance, shares at Dec. 31, 2025 999 12,500 20,449,462