| Schedule of net earnings per share available to common shareholders |
| | | | | | | | | | | | | | | For the three months ended June | | | 2026 | | 2025 | | | Basic | | Diluted | | Basic | | Diluted | Weighted average number of common shares outstanding | | | 930,727 | | | 930,727 | | | 922,857 | | | 922,857 | Weighted average net additional shares outstanding assuming dilutive options exercised and proceeds used to purchase treasury stock (1) | | | — | | | 13,191 | | | — | | | 3,694 | Weighted average number of shares outstanding | | | 930,727 | | | 943,918 | | | 922,857 | | | 926,551 | Net income available to common shareholders | | $ | 2,686,566 | | $ | 2,686,566 | | $ | 1,318,547 | | $ | 1,318,547 | | | | | | | | | | | | | | Net earnings per share available to common shareholders | | $ | 2.89 | | $ | 2.85 | | $ | 1.43 | | $ | 1.42 |
| (1) | Diluted earnings (loss) per share calculation includes all equity-based awards deemed to be dilutive. |
| | | | | | | | | | | | | | | For the nine months ended June | | | 2026 | | 2025 | | | Basic | | Diluted | | Basic | | Diluted | Weighted average number of common shares outstanding | | | 928,846 | | | 928,846 | | | 920,866 | | | 920,866 | Weighted average net additional shares outstanding assuming dilutive options exercised and proceeds used to purchase treasury stock (1) | | | — | | | 6,019 | | | — | | | 3,521 | Weighted average number of shares outstanding | | | 928,846 | | | 934,865 | | | 920,866 | | | 924,387 | Net income available to common shareholders | | $ | 1,305,049 | | $ | 1,305,049 | | $ | 77,006 | | $ | 77,006 | | | | | | | | | | | | | | Net earnings per share available to common shareholders | | $ | 1.41 | | $ | 1.40 | | $ | 0.08 | | $ | 0.08 |
| (1) | Diluted earnings (loss) per share calculation includes all equity-based awards deemed to be dilutive. |
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