| Schedule of assets and liabilities measured at fair value on a recurring basis |
| | | | | | | | | | | | | | | | | | Quoted Prices in | | Other Observable | | Unobservable | | | | | | Active Markets | | Inputs | | Inputs | | | Total | | (Level 1) | | (Level 2) | | (Level 3) | December 31, 2025 | | | | | | | | | | | | | Available for sale debt securities | | | | | | | | | | | | | States and municipalities | | $ | 379,666 | | $ | — | | $ | 379,666 | | $ | — | Mortgage-backed | | | 694,822 | | | — | | | 694,822 | | | — | Corporate bonds | | | 2,986,426 | | | — | | | 1,301,426 | | | 1,685,000 | Total assets | | $ | 4,060,914 | | $ | — | | $ | 2,375,914 | | $ | 1,685,000 |
| | | | | | | | | | | | | | | | | | Quoted Prices in | | Other Observable | | Unobservable | | | | | | Active Markets | | Inputs | | Inputs | | | Total | | (Level 1) | | (Level 2) | | (Level 3) | June 30, 2025 | | | | | | | | | | | | | Available for sale debt securities | | | | | | | | | | | | | States and municipalities | | $ | 449,316 | | $ | — | | $ | 449,316 | | $ | — | Mortgage-backed | | | 858,762 | | | — | | | 858,762 | | | — | Corporate bonds | | | 3,893,201 | | | — | | | 2,283,201 | | | 1,610,000 | Total assets | | $ | 5,201,279 | | $ | — | | $ | 3,591,279 | | $ | 1,610,000 | | | | | | | | | | | | | |
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| Schedule of available for sale debt securities measured at fair value on a recurring basis using unobservable inputs |
| | | | | | | | | | | | | | | | | | | Six Months Ended | | Six Months Ended | | | | December 31, | | December 31, | | | | 2025 | | 2024 | Balance at July 1, | | | $ | 1,610,000 | | $ | 1,460,000 | Unrealized gains included in other comprehensive income | | | | 50,000 | | | 40,000 | Balance at September 30, | | | | 1,660,000 | | | 1,500,000 | Unrealized gains included in other comprehensive income | | | | 25,000 | | | — | Balance at December 31, | | | $ | 1,685,000 | | $ | 1,500,000 | | | | | | | | |
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| Schedule of estimated fair values of financial instruments |
| | | | | | | | | | | | | | | | December 31, 2025 | | June 30, 2025 | | | | Carrying Value | | Fair Value | | Carrying Value | | Fair Value | | Financial Assets | | | | | | | | | | | | | | Cash and due from banks | | $ | 2,166,492 | | $ | 2,166,492 | | $ | 2,242,736 | | $ | 2,242,736 | | Federal funds sold | | | 11,491,000 | | | 11,491,000 | | | 12,143,000 | | | 12,143,000 | | Interest bearing deposits in other financial institutions | | | 176,326 | | | 176,326 | | | 237,247 | | | 237,247 | | Available for sale debt securities | | | 4,060,914 | | | 4,060,914 | | | 5,201,279 | | | 5,201,279 | | Held to maturity debt securities | | | 465,336 | | | 372,596 | | | 483,787 | | | 373,568 | | Loans, net | | | 211,912,653 | | | 210,747,000 | | | 200,795,706 | | | 195,176,000 | | Investment in restricted stock | | | 1,329,413 | | | 1,329,413 | | | 1,329,413 | | | 1,329,413 | | Accrued interest receivable | | | 706,026 | | | 706,026 | | | 667,686 | | | 667,686 | | Financial Liabilities | | | | | | | | | | | | | | Deposits | | $ | 178,387,453 | | $ | 178,128,000 | | $ | 175,240,826 | | $ | 174,732,000 | | Federal Home Loan Bank (FHLB) advances | | | 19,000,000 | | | 19,000,000 | | | 15,000,000 | | | 15,000,000 | | Accrued interest payable | | | 221,920 | | | 221,920 | | | 270,693 | | | 270,693 | |
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