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Condensed Statements of Changes in Stockholders' Equity - USD ($) | Common Stock | Additional Paid-In Capital | Accumulated Deficit | Total
--- | --- | --- | --- | ---
Balance at the beginning at Dec. 31, 2021 |  | $ 2,844 | $ 110,683,077 | $ (90,219,306) | $ 20,466,615
Balance at the beginning (in shares) at Dec. 31, 2021 |  | 28,426,616 |  |  |
Issuance of common stock in At the Market offering | [1] | $ 25 | 860,340 |  | 860,365
Issuance of common stock in At the Market offering (in shares) | [1] | 252,449 |  |  |
Issuance of common stock and warrants in registered direct offering | [2] | $ 300 | 14,897,608 |  | 14,897,908
Issuance of common stock and warrants in registered direct offering (in shares) | [2] | 3,000,000 |  |  |
Stock-based compensation |  |  | 908,987 |  | 908,987
Issuance of common stock related to vested restricted stock units |  | $ 2 | (2) |  |
Issuance of common stock related to vested restricted stock units (in shares) |  | 19,359 |  |  |
Net Income (Loss) |  |  |  | (7,339,665) | (7,339,665)
Balance at the end at Mar. 31, 2022 |  | $ 3,171 | 127,350,010 | (97,558,971) | 29,794,210
Balance at the end (in shares) at Mar. 31, 2022 |  | 31,698,424 |  |  |
Balance at the beginning at Dec. 31, 2021 |  | $ 2,844 | 110,683,077 | (90,219,306) | 20,466,615
Balance at the beginning (in shares) at Dec. 31, 2021 |  | 28,426,616 |  |  |
Net Income (Loss) |  |  |  |  | (14,578,765)
Balance at the end at Jun. 30, 2022 |  | $ 3,363 | 128,405,445 | (104,798,071) | 23,610,737
Balance at the end (in shares) at Jun. 30, 2022 |  | 33,623,053 |  |  |
Balance at the beginning at Mar. 31, 2022 |  | $ 3,171 | 127,350,010 | (97,558,971) | 29,794,210
Balance at the beginning (in shares) at Mar. 31, 2022 |  | 31,698,424 |  |  |
Exercise of stock warrants |  | $ 187 | 18,514 |  | 18,701
Exercise of stock warrants (in shares) |  | 1,870,130 |  |  |
Stock-based compensation |  |  | 1,036,926 |  | 1,036,926
Issuance of common stock related to vested restricted stock units |  | $ 5 | (5) |  |
Issuance of common stock related to vested restricted stock units (in shares) |  | 54,499 |  |  |
Net Income (Loss) |  |  |  | (7,239,100) | (7,239,100)
Balance at the end at Jun. 30, 2022 |  | $ 3,363 | 128,405,445 | (104,798,071) | 23,610,737
Balance at the end (in shares) at Jun. 30, 2022 |  | 33,623,053 |  |  |
Balance at the beginning at Dec. 31, 2022 |  | $ 3,667 | 135,461,361 | (118,230,463) | 17,234,565
Balance at the beginning (in shares) at Dec. 31, 2022 |  | 36,668,980 |  |  |
Issuance of common stock in At the Market offering | [3] | $ 130 | 3,499,462 |  | 3,499,592
Issuance of common stock in At the Market offering (in shares) | [3] | 1,299,947 |  |  |
Cashless exercise of stock options |  | $ 2 | (2) |  |
Cashless exercise of stock options (in shares) |  | 19,530 |  |  |
Stock-based compensation |  |  | 819,064 |  | 819,064
Issuance of common stock related to vested restricted stock units (in shares) |  | 3,289 |  |  |
Net Income (Loss) |  |  |  | (5,739,366) | (5,739,366)
Balance at the end at Mar. 31, 2023 |  | $ 3,799 | 139,779,885 | (123,969,829) | 15,813,855
Balance at the end (in shares) at Mar. 31, 2023 |  | 37,991,746 |  |  |
Balance at the beginning at Dec. 31, 2022 |  | $ 3,667 | 135,461,361 | (118,230,463) | 17,234,565
Balance at the beginning (in shares) at Dec. 31, 2022 |  | 36,668,980 |  |  |
Net Income (Loss) |  |  |  |  | (11,955,226)
Balance at the end at Jun. 30, 2023 |  | $ 3,817 | 140,703,819 | (130,185,689) | 10,521,947
Balance at the end (in shares) at Jun. 30, 2023 |  | 38,169,398 |  |  |
Balance at the beginning at Mar. 31, 2023 |  | $ 3,799 | 139,779,885 | (123,969,829) | 15,813,855
Balance at the beginning (in shares) at Mar. 31, 2023 |  | 37,991,746 |  |  |
Issuance of common stock in At the Market offering | [4] | $ 13 | 403,107 |  | 403,120
Issuance of common stock in At the Market offering (in shares) | [4] | 121,989 |  |  |
Cashless exercise of stock options (in shares) |  | 1,219 |  |  |
Exercise of stock options (in shares) |  | 10,000 |  |  |
Exercise of stock options |  | $ 1 | 27,199 |  | 27,200
Stock-based compensation |  |  | 493,632 |  | 493,632
Issuance of common stock related to vested restricted stock units |  | $ 4 | (4) |  |
Issuance of common stock related to vested restricted stock units (in shares) |  | 44,444 |  |  |
Net Income (Loss) |  |  |  | (6,215,860) | (6,215,860)
Balance at the end at Jun. 30, 2023 |  | $ 3,817 | $ 140,703,819 | $ (130,185,689) | $ 10,521,947
Balance at the end (in shares) at Jun. 30, 2023 |  | 38,169,398 |  |  |
[1] | Includes gross proceeds of $886,974, less total issuance costs of $26,609
[2] | Includes gross proceeds of $14,981,299 less total issuance costs of $83,391
[3] | Includes gross proceeds of $3,607,827 less total issuance costs of $108,235
[4] | Includes gross proceeds of $415,588 less total issuance costs of $12,468

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