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v3.23.2

Unaudited Condensed Consolidated Statements of Changes in Shareholders' Equity - USD ($) | Common Shares | Treasury Shares | Additional paid-in Capital | Accumulated Other Comprehensive Income | Accumulated Deficit | Total
--- | --- | --- | --- | --- | --- | ---
Balance at Dec. 31, 2021 | $ 131,815,739 | $ (2,423,007) | $ 8,835,203 | $ 9,818,605 | $ (68,783,207) | $ 79,263,333
Balance (in shares) at Dec. 31, 2021 | 24,202,218 | (534,015) |  |  |  |
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |
Net income |  |  |  |  | 5,805,888 | 5,805,888
Dividends paid |  |  |  |  | (1,483,027) | (1,483,027)
Stock-based compensation expenses |  |  | 142,302 |  |  | 142,302
Exercise of stock options | $ 209,312 |  |  |  |  | 209,312
Exercise of stock options (in shares) | 38,750 |  |  |  |  |
Retirement of treasury shares | $ (2,423,007) | $ 2,423,007 |  |  |  |
Retirement of treasury shares (in shares) | (534,015) | 534,015 |  |  |  |
Other comprehensive income (loss) |  |  |  | 5,402 |  | 5,402
Balance at Mar. 31, 2022 | $ 129,602,044 |  | 8,977,505 | 9,824,007 | (64,460,346) | 83,943,210
Balance (in shares) at Mar. 31, 2022 | 23,706,953 |  |  |  |  |
Balance at Dec. 31, 2021 | $ 131,815,739 | $ (2,423,007) | 8,835,203 | 9,818,605 | (68,783,207) | 79,263,333
Balance (in shares) at Dec. 31, 2021 | 24,202,218 | (534,015) |  |  |  |
Balance at Dec. 31, 2022 | $ 123,904,965 |  | 9,856,229 | 9,774,551 | (39,290,540) | 104,245,205
Balance (in shares) at Dec. 31, 2022 | 23,117,144 |  |  |  |  |
Balance at Mar. 31, 2022 | $ 129,602,044 |  | 8,977,505 | 9,824,007 | (64,460,346) | 83,943,210
Balance (in shares) at Mar. 31, 2022 | 23,706,953 |  |  |  |  |
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |
Net income |  |  |  |  | 10,582,988 | 10,582,988
Dividends paid |  |  |  |  | (1,486,650) | (1,486,650)
Stock-based compensation expenses |  |  | 194,050 |  |  | 194,050
Exercise of stock options | $ 399,475 |  |  |  |  | 399,475
Exercise of stock options (in shares) | 72,500 |  |  |  |  |
Buyback of common shares |  | $ (4,554,822) |  |  |  | (4,554,822)
Buyback of common shares (in shares) |  | (697,100) |  |  |  |
Retirement of treasury shares | $ (2,907,999) | $ 2,907,999 |  |  |  |
Retirement of treasury shares (in shares) | (423,000) | 423,000 |  |  |  |
Other comprehensive income (loss) |  |  |  | (19,150) |  | (19,150)
Balance at Jun. 30, 2022 | $ 127,093,520 | $ (1,646,823) | 9,171,555 | 9,804,857 | (55,364,008) | 89,059,101
Balance (in shares) at Jun. 30, 2022 | 23,356,453 | (274,100) |  |  |  |
Balance at Dec. 31, 2022 | $ 123,904,965 |  | 9,856,229 | 9,774,551 | (39,290,540) | 104,245,205
Balance (in shares) at Dec. 31, 2022 | 23,117,144 |  |  |  |  |
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |
Net income |  |  |  |  | 3,529,827 | 3,529,827
Dividends paid |  |  |  |  | (1,412,455) | (1,412,455)
Stock-based compensation expenses |  |  | 179,748 |  |  | 179,748
Buyback of common shares |  | $ (1,367,425) |  |  |  | (1,367,425)
Buyback of common shares (in shares) |  | (237,920) |  |  |  |
Retirement of treasury shares | $ (1,115,306) | $ 1,115,306 |  |  |  |
Retirement of treasury shares (in shares) | (190,700) | 190,700 |  |  |  |
Other comprehensive income (loss) |  |  |  | (2,600) |  | (2,600)
Balance at Mar. 31, 2023 | $ 122,789,659 | $ (252,119) | 10,035,977 | 9,771,951 | (37,173,168) | 105,172,300
Balance (in shares) at Mar. 31, 2023 | 22,926,444 | (47,220) |  |  |  |
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |
Net income |  |  |  |  | 430,589 | 430,589
Dividends paid |  |  |  |  | (1,416,147) | (1,416,147)
Stock-based compensation expenses |  |  | 179,748 |  |  | 179,748
Buyback of common shares |  | $ (1,687,350) |  |  |  | (1,687,350)
Buyback of common shares (in shares) |  | (325,055) |  |  |  |
Retirement of treasury shares | $ (1,441,655) | $ 1,441,655 |  |  |  |
Retirement of treasury shares (in shares) | (277,154) | 277,154 |  |  |  |
Other comprehensive income (loss) |  |  |  | (45,877) |  | (45,877)
Balance at Jun. 30, 2023 | $ 121,348,004 | $ (497,814) | $ 10,215,725 | $ 9,726,074 | $ (38,158,726) | $ 102,633,263
Balance (in shares) at Jun. 30, 2023 | 22,649,290 | (95,121) |  |  |  |

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