| Summary of fair value of assets and liabilities measured at fair value on a recurring basis |
| | | | | | | | | | | | | | | | | | Fair Value Measurements at March 31, 2026 Using | | | | | | Quoted Prices in | | | | | Significant | | | | | | Active Markets for | | Significant Other | | Unobservable | | | Balance as of | | Identical Assets | | Observable Inputs | | Inputs | (Dollars in thousands) | | March 31, 2026 | | (Level 1) | | (Level 2) | | (Level 3) | Assets: | | | | | | | | | | | | | Securities available-for-sale: | | | | | | | | | | | | | U.S. Treasuries | | $ | 8,957 | | $ | — | | $ | 8,957 | | $ | — | U.S. government and federal agencies | | | 4,814 | | | — | | | 4,814 | | | — | Corporate bonds | | | 2,823 | | | — | | | 2,823 | | | — | U.S. agency collateralized mortgage obligations | | | 24,772 | | | — | | | 24,772 | | | — | Tax-exempt municipal | | | 1,203 | | | — | | | 1,203 | | | — | U.S. agency mortgage-backed | | | 83,597 | | | — | | | 83,597 | | | — | Equity securities, at fair value | | | 2,886 | | | 2,886 | | | — | | | — | Interest rate swap agreements | | | 152 | | | — | | | 152 | | | — | Total assets at fair value | | $ | 129,204 | | $ | 2,886 | | $ | 126,318 | | $ | — | | | | | | | | | | | | | | Liabilities: | | | | | | | | | | | | | Interest rate swap agreements | | $ | 152 | | $ | — | | $ | 152 | | $ | — | Total liabilities at fair value | | $ | 152 | | $ | — | | $ | 152 | | $ | — |
| | | | | | | | | | | | | | | | | | Fair Value Measurements at December 31, 2025 Using | | | | | | Quoted Prices in | | | | | Significant | | | | | | Active Markets for | | Significant Other | | Unobservable | | | Balance as of | | Identical Assets | | Observable Inputs | | Inputs | (Dollars in thousands) | | December 31, 2025 | | (Level 1) | | (Level 2) | | (Level 3) | Assets: | | | | | | | | | | | | | Securities available-for-sale: | | | | | | | | | | | | | U.S. Treasuries | | $ | 13,132 | | $ | — | | $ | 13,132 | | $ | — | U.S. government and federal agencies | | | 6,820 | | | — | | | 6,820 | | | — | Corporate bonds | | | 2,820 | | | — | | | 2,820 | | | — | Collateralized mortgage obligations | | | 25,693 | | | — | | | 25,693 | | | — | Tax-exempt municipal | | | 1,236 | | | — | | | 1,236 | | | — | Mortgage-backed | | | 74,151 | | | — | | | 74,151 | | | — | Equity securities, at fair value | | | 2,843 | | | 2,843 | | | — | | | — | Interest rate swap agreements | | | 175 | | | — | | | 175 | | | — | Total assets at fair value | | $ | 126,870 | | $ | 2,843 | | $ | 124,027 | | $ | — | | | | | | | | | | | | | | Liabilities: | | | | | | | | | | | | | Interest rate swap agreements | | $ | 175 | | $ | — | | $ | 175 | | $ | — | Total liabilities at fair value | | $ | 175 | | $ | — | | $ | 175 | | $ | — |
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| Summary of carrying value and estimated fair value of financial instruments |
| | | | | | | | | | | | | | | | | | | | | Fair Value Measurements at March 31, 2026 Using | | | | | | Quoted Prices in | | | | | | | | | | | | | | | Active Markets | | | | | Significant | | | | | | | | for Identical | | Significant Other | | Unobservable | | | | | | Carrying Value as of | | Assets | | Observable Inputs | | Inputs | | Fair Value as of | (Dollars in thousands) | | March 31, 2026 | | (Level 1) | | (Level 2) | | (Level 3) | | March 31, 2026 | Assets: | | | | | | | | | | | | | | | | Cash and cash equivalents | | $ | 150,193 | | $ | 150,193 | | $ | — | | $ | — | | $ | 150,193 | Securities: | | | | | | | | | | | | | | | | Available-for-sale | | | 126,166 | | | — | | | 126,166 | | | — | | | 126,166 | Held-to-maturity | | | 87,598 | | | — | | | 76,669 | | | — | | | 76,669 | Equity securities, at fair value | | | 2,886 | | | 2,886 | | | — | | | — | | | 2,886 | Restricted securities, at cost | | | 7,717 | | | — | | | 7,717 | | | — | | | 7,717 | Loans, net of allowance | | | 1,953,760 | | | — | | | — | | | 1,898,126 | | | 1,898,126 | Interest rate swap agreements | | | 152 | | | — | | | 152 | | | — | | | 152 | Accrued interest receivable | | | 6,071 | | | — | | | 6,071 | | | — | | | 6,071 | Liabilities: | | | | | | | | | | | | | | | | Time deposits | | $ | 761,842 | | $ | — | | $ | 762,755 | | $ | — | | $ | 762,755 | Other deposits | | | 1,225,886 | | | 1,225,886 | | | — | | | — | | | 1,225,886 | Federal Home Loan Bank advances | | | 56,000 | | | — | | | 56,138 | | | — | | | 56,138 | Subordinated debt | | | 24,896 | | | — | | | — | | | 22,972 | | | 22,972 | Interest rate swap agreements | | | 152 | | | — | | | 152 | | | — | | | 152 | Accrued interest payable | | | 1,988 | | | — | | | 1,988 | | | — | | | 1,988 |
| | | | | | | | | | | | | | | | | | | | | Fair Value Measurements at December 31, 2025 Using | | | | | | Quoted Prices in | | | | | | | | | | | | | | | Active Markets | | | | | Significant | | | | | | | | for Identical | | Significant Other | | Unobservable | | | | | Carrying Value as of | | Assets | | Observable Inputs | | Inputs | | Fair Value as of | (Dollars in thousands) | | December 31, 2025 | | (Level 1) | | (Level 2) | | (Level 3) | | December 31, 2025 | Assets: | | | | | | | | | | | | | | | | Cash and cash equivalents | | $ | 129,974 | | $ | 129,974 | | $ | — | | $ | — | | $ | 129,974 | Securities: | | | | | | | | | | | | | | | | Available-for-sale | | | 123,852 | | | — | | | 123,852 | | | — | | | 123,852 | Held-to-maturity | | | 88,421 | | | — | | | 77,575 | | | — | | | 77,575 | Equity securities, at fair value | | | 2,843 | | | 2,843 | | | — | | | — | | | 2,843 | Restricted securities, at cost | | | 7,644 | | | — | | | 7,644 | | | — | | | 7,644 | Loans, net of allowance | | | 1,955,555 | | | — | | | — | | | 1,889,187 | | | 1,889,187 | Interest rate swap agreements | | | 175 | | | — | | | 175 | | | — | | | 175 | Accrued interest receivable | | | 5,890 | | | — | | | 5,890 | | | — | | | 5,890 | Liabilities: | | | | | | | | | | | | | | | | Time deposits | | $ | 759,546 | | $ | — | | $ | 762,056 | | $ | — | | $ | 762,056 | Other deposits | | | 1,212,739 | | | 1,212,739 | | | — | | | — | | | 1,212,739 | Federal Home Loan Bank advances | | | 56,000 | | | — | | | 55,922 | | | — | | | 55,922 | Subordinated debt | | | 24,875 | | | — | | | — | | | 23,142 | | | 23,142 | Interest rate swap agreements | | | 175 | | | — | | | 175 | | | — | | | 175 | Accrued interest payable | | | 2,124 | | | — | | | 2,124 | | | — | | | 2,124 |
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