| Schedule of assets measured at fair value on a recurring basis and the level within the fair value hierarchy in which the fair value measurements fall |
| | | | | | | | | | | | | June 30, 2026 | Fair Value Measurements Using | | | | | | Quoted | | | | | | | | | | | | Prices | | | | | | | | | | | | in Active | | Significant | | | | | | | | | Markets for | | Other | | Significant | | | | | | Identical | | Observable | | Unobservable | | | | | | Assets | | Inputs | | Inputs | Category | | Fair Value | | Level 1 | | Level 2 | | Level 3 | Available-for-Sale Securities | | | | | | | | | | | | | U.S. government agencies | | $ | 1,424,337 | | $ | — | | $ | 1,424,337 | | $ | — | Mortgage-backed securities (including CMOs) | | | 1,140,422 | | | — | | | 1,140,422 | | | — | Municipal securities | | | 2,834,644 | | | — | | | 2,834,644 | | | — | Total Available-for-Sale Securities | | $ | 5,399,403 | | $ | — | | $ | 5,399,403 | | $ | — | | | | | | | | | | | | | | Total Fair Value Measurements | | $ | 5,399,403 | | $ | — | | $ | 5,399,403 | | $ | — |
| | | | | | | | | | | | | December 31, 2025 | Fair Value Measurements Using | | | | | | Quoted | | | | | | | | | | | | Prices | | | | | | | | | | | | in Active | | Significant | | | | | | | | | Markets for | | Other | | Significant | | | | | | Identical | | Observable | | Unobservable | | | | | | Assets | | Inputs | | Inputs | Category | | Fair Value | | Level 1 | | Level 2 | | Level 3 | Available-for-Sale Securities | | | | | | | | | | | | | U.S. government agencies | | $ | 1,437,836 | | $ | — | | $ | 1,437,836 | | $ | — | Mortgage-backed securities (including CMOs) | | | 1,264,820 | | | — | | | 1,264,820 | | | — | Municipal securities | | | 2,836,036 | | | — | | | 2,836,036 | | | — | Total Available-for-Sale Securities | | $ | 5,538,692 | | $ | — | | $ | 5,538,692 | | $ | — | | | | | | | | | | | | | | Total Fair Value Measurements | | $ | 5,538,692 | | $ | — | | $ | 5,538,692 | | $ | — |
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| Schedule of the carrying value and estimated fair value of the Bank's financial instruments and the level within the fair value hierarchy in which the fair value measurements fall |
| | | | | | | | | | | | | | | | June 30, 2026 | | | Carrying | | Estimated | | | | | | | | | | Category | | Value | | Fair Value | | Level 1 | | Level 2 | | Level 3 | Financial assets | | | | | | | | | | | | | | | | Cash and cash equivalents | | $ | 15,776,837 | | $ | 15,776,837 | | $ | 15,776,837 | | $ | — | | $ | — | Available-for-sale debt securities | | | 5,399,403 | | | 5,399,403 | | | — | | | 5,399,403 | | | — | Loans | | | 91,869,411 | | | 91,317,000 | | | — | | | — | | | 91,317,000 | Accrued interest receivable | | | 480,000 | | | 480,000 | | | 480,000 | | | — | | | — | Federal Home Loan Bank stock | | | 599,500 | | | 599,500 | | | — | | | — | | | 599,500 | Cash surrender value of bank owned life insurance | | | 3,101,855 | | | 3,101,855 | | | — | | | — | | | 3,101,855 | Mortgage servicing rights | | | 43,476 | | | 124,692 | | | — | | | — | | | 124,692 | | | | | | | | | | | | | | | | | Financial liabilities | | | | | | | | | | | | | | | | Deposits | | $ | 94,404,006 | | $ | 87,865,000 | | $ | — | | $ | — | | $ | 87,865,000 | Advances from the FHLB | | | 7,400,000 | | | 7,394,171 | | | — | | | 7,394,171 | | | — | Advances by borrowers for taxes and insurance | | | 579,030 | | | 579,030 | | | — | | | 579,030 | | | — | Federal funds purchased | | | — | | | — | | | — | | | — | | | — | Accrued interest payable | | | 94,365 | | | 94,365 | | | 94,365 | | | — | | | — |
| | | | | | | | | | | | | | | | December 31, 2025 | | | Carrying | | Estimated | | | | | | | | | | Category | | Value | | Fair Value | | Level 1 | | Level 2 | | Level 3 | Financial assets | | | | | | | | | | | | | | | | Cash and cash equivalents | | $ | 6,428,668 | | $ | 6,428,668 | | $ | 6,428,668 | | $ | — | | $ | — | Available-for-sale debt securities | | | 5,538,692 | | | 5,538,692 | | | — | | | 5,538,692 | | | — | Loans | | | 92,555,694 | | | 93,851,000 | | | — | | | — | | | 93,851,000 | Accrued interest receivable | | | 424,559 | | | 424,559 | | | 424,559 | | | — | | | — | Federal Home Loan Bank stock | | | 599,500 | | | 599,500 | | | — | | | — | | | 599,500 | Cash surrender value of bank owned life insurance | | | 3,067,607 | | | 3,067,607 | | | — | | | — | | | 3,067,607 | Mortgage servicing rights | | | 49,498 | | | 141,964 | | | — | | | — | | | 141,964 | | | | | | | | | | | | | | | | | Financial liabilities | | | | | | | | | | | | | | | | Deposits | | $ | 82,154,201 | | $ | 78,365,000 | | $ | — | | $ | — | | $ | 78,365,000 | Advances from the FHLB | | | 10,600,000 | | | 10,659,337 | | | — | | | 10,659,337 | | | — | Advances by borrowers for taxes and insurance | | | 582,076 | | | 582,076 | | | — | | | 582,076 | | | — | Federal funds purchased | | | 33,000 | | | 33,000 | | | — | | | 33,000 | | | — | Accrued interest payable | | | 42,629 | | | 42,629 | | | 42,629 | | | — | | | — |
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