Quarterly report pursuant to Section 13 or 15(d)

Statements of Stockholders' Equity (Unaudited)

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Statements of Stockholders' Equity (Unaudited) - USD ($)
Common Stock [Member]
Additional Paid-in Capital [Member]
Treasury Stock, Common [Member]
Retained Earnings [Member]
Total
Balances (in shares) at Dec. 31, 2022 5,926,001   1,321    
Balances at Dec. 31, 2022 $ 5,926 $ 105,011,318 $ (13,210) $ (87,095,430) $ 17,908,604
Vesting of restricted stock units (in shares) 6,889   0    
Vesting of restricted stock units $ 7 (7) $ 0 0 0
Stock-based compensation 0 609,926 0 0 609,926
Net loss $ 0 0 $ 0 (2,527,985) (2,527,985)
Balances (in shares) at Mar. 31, 2023 5,932,890   1,321    
Balances at Mar. 31, 2023 $ 5,933 105,621,237 $ (13,210) (89,623,415) 15,990,545
Balances (in shares) at Dec. 31, 2023 5,998,018   1,321    
Balances at Dec. 31, 2023 $ 5,998 107,116,362 $ (13,210) (97,049,450) 10,059,700
Vesting of restricted stock units (in shares) 9,679   0    
Vesting of restricted stock units $ 10 (10) $ 0 0 0
Stock-based compensation 0 381,019 0 0 381,019
Net loss $ 0 0 $ 0 (2,469,626) (2,469,626)
Issuance of common stock and pre-funded warrants (in shares) 1,366,668   0    
Issuance of common stock and pre-funded warrants $ 1,367 13,651,296 $ 0 0 $ 13,652,663
Exercise of options (in shares) 8,334   0   8,334
Exercise of options $ 8 86,749 $ 0 0 $ 86,757
Balances (in shares) at Mar. 31, 2024 7,382,699   1,321    
Balances at Mar. 31, 2024 $ 7,383 $ 121,235,416 $ (13,210) $ (99,519,076) $ 21,710,513