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v3.25.3

Investment Securities (Tables) | 9 Months Ended
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Sep. 30, 2025
Investment Securities |
Schedule of investment securities | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | Gross | ​ | Gross | ​ | ​ | ​
​ | ​ | Amortized | ​ | Unrealized | ​ | Unrealized | ​ | Fair
(In thousands) |  | Cost |  | Gains |  | Losses |  | Value
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
September 30, 2025 | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Securities available for sale: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Agency mortgage-backed securities | ​ | $ | 88,418 | ​ | $ | 486 | ​ | $ | 5,228 | ​ | $ | 83,676
Agency CMO | ​ |  | 96,313 | ​ |  | 833 | ​ |  | 140 | ​ |  | 97,006
Agency notes and bonds | ​ |  | 93,550 | ​ |  | 33 | ​ |  | 1,756 | ​ |  | 91,827
Treasury notes and bonds | ​ |  | 5,478 | ​ |  | — | ​ |  | 37 | ​ |  | 5,441
Municipal obligations | ​ |  | 155,460 | ​ |  | 837 | ​ |  | 12,620 | ​ |  | 143,677
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Total securities available for sale | ​ | $ | 439,219 | ​ | $ | 2,189 | ​ | $ | 19,781 | ​ | $ | 421,627
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Securities held to maturity: | ​ |  | ​ | ​ |  | ​ | ​ |  | ​ | ​ |  | ​
Other debt securities: | ​ |  | ​ | ​ |  | ​ | ​ |  | ​ | ​ |  | ​
Corporate notes | ​ | $ | 7,000 | ​ | $ | — | ​ | $ | 1,668 | ​ | $ | 5,332
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Total securities held to maturity | ​ | $ | 7,000 | ​ | $ | — | ​ | $ | 1,668 | ​ | $ | 5,332
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
December 31, 2024 | ​ |  | ​ | ​ |  | ​ | ​ |  | ​ | ​ |  | ​
Securities available for sale: | ​ |  | ​ | ​ |  | ​ | ​ |  | ​ | ​ |  | ​
Agency mortgage-backed securities | ​ | $ | 76,295 | ​ | $ | — | ​ | $ | 8,354 | ​ | $ | 67,941
Agency CMO | ​ |  | 47,821 | ​ |  | 197 | ​ |  | 500 | ​ |  | 47,518
Agency notes and bonds | ​ |  | 122,834 | ​ |  | 6 | ​ |  | 4,760 | ​ |  | 118,080
Treasury notes and bonds | ​ |  | 21,803 | ​ |  | — | ​ |  | 254 | ​ |  | 21,549
Municipal obligations | ​ |  | 150,182 | ​ |  | 171 | ​ |  | 16,198 | ​ |  | 134,155
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Total securities available for sale | ​ | $ | 418,935 | ​ | $ | 374 | ​ | $ | 30,066 | ​ | $ | 389,243
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Securities held to maturity: | ​ |  | ​ | ​ |  | ​ | ​ |  | ​ | ​ |  | ​
Other debt securities: | ​ |  | ​ | ​ |  | ​ | ​ |  | ​ | ​ |  | ​
Corporate notes | ​ | $ | 7,000 | ​ | $ | — | ​ | $ | 2,409 | ​ | $ | 4,591
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Total securities held to maturity | ​ | $ | 7,000 | ​ | $ | — | ​ | $ | 2,409 | ​ | $ | 4,591
Schedule of the amortized cost and fair value of debt securities by contractual maturity | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Securities Available for Sale | ​ | Securities Held to Maturity
​ | ​ | Amortized | ​ | Fair | ​ | Amortized | ​ | Fair
(In thousands) |  | Cost |  | Value |  | Cost |  | Value
​ |  | ​ |  |  | ​ |  |  | ​ |  |  | ​ |
Due in one year or less | ​ | $ | 78,907 | ​ | $ | 77,724 | ​ | $ | — | ​ | $ | —
Due after one year through five years | ​ |  | 39,065 | ​ |  | 37,498 | ​ |  | — | ​ |  | —
Due after five years through ten years | ​ |  | 72,513 | ​ |  | 66,444 | ​ |  | 2,000 | ​ |  | 1,600
Due after ten years | ​ |  | 64,003 | ​ |  | 59,279 | ​ |  | 5,000 | ​ |  | 3,732
​ | ​ |  | 254,488 | ​ |  | 240,945 | ​ |  | 7,000 | ​ |  | 5,332
Mortgage-backed securities and CMO | ​ |  | 184,731 | ​ |  | 180,682 | ​ |  | — | ​ |  | —
​ | ​ | $ | 439,219 | ​ | $ | 421,627 | ​ | $ | 7,000 | ​ | $ | 5,332
Schedule of unrealized gain (loss) on investments | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Number of | ​ | ​ | ​ | ​ | Gross
​ | ​ | Investment | ​ | Fair | ​ | Unrealized
(Dollars in thousands) |  | Positions |  | Value |  | Losses
Securities available for sale: |  |  |  | ​ |  |  | ​ |
Continuous loss position less than twelve months: |  |  |  | ​ |  |  | ​ |
Agency mortgage-backed securities |  | — | ​ | $ | — | ​ | $ | —
Agency CMO |  | — | ​ |  | — | ​ |  | —
Agency notes and bonds |  | — | ​ |  | — | ​ |  | —
Municipal obligations |  | 9 | ​ |  | 3,846 | ​ |  | 71
Total less than twelve months |  | 9 | ​ |  | 3,846 | ​ |  | 71
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Continuous loss position more than twelve months: |  | ​ | ​ |  | ​ | ​ |  | ​
Agency mortgage-backed securities |  | 92 | ​ |  | 53,836 | ​ |  | 5,228
Agency CMO |  | 21 | ​ |  | 7,195 | ​ |  | 140
Agency notes and bonds |  | 34 | ​ |  | 88,194 | ​ |  | 1,756
Treasury notes and bonds |  | 3 | ​ |  | 5,441 | ​ |  | 37
Municipal obligations |  | 177 | ​ |  | 98,417 | ​ |  | 12,549
Total more than twelve months |  | 327 | ​ |  | 253,083 | ​ |  | 19,710
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Total securities available for sale |  | 336 | ​ | $ | 256,929 | ​ | $ | 19,781
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Securities held to maturity: |  | ​ | ​ |  | ​ | ​ |  | ​
Continuous loss position more than twelve months: |  | ​ | ​ | ​ | ​ | ​ | ​ | ​
Corporate notes |  | 4 | ​ | $ | 5,332 | ​ | $ | 1,668
Total more than twelve months |  | 4 | ​ |  | 5,332 | ​ |  | 1,668
Total securities held to maturity |  | 4 | ​ | $ | 5,332 | ​ | $ | 1,668
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Number of | ​ | ​ | ​ | ​ | Gross
​ | ​ | Investment | ​ | Fair | ​ | Unrealized
(Dollars in thousands) |  | Positions |  | Value |  | Losses
Securities available for sale: |  |  |  | ​ |  |  | ​ |
Continuous loss position less than twelve months: |  |  |  | ​ |  |  | ​ |
Agency mortgage-backed securities |  | 7 |  | $ | 8,008 |  | $ | 93
Agency CMO |  | 11 |  | ​ | 19,211 |  | ​ | 215
Agency notes and bonds |  | 7 |  | ​ | 4,830 |  | ​ | 57
Municipal obligations |  | 39 |  | ​ | 18,880 |  | ​ | 334
Total less than twelve months |  | 64 |  | ​ | 50,929 |  | ​ | 699
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Continuous loss position more than twelve months: |  | ​ |  | ​ | ​ |  | ​ | ​
Agency mortgage-backed securities |  | 93 |  | ​ | 59,933 |  | ​ | 8,261
Agency CMO |  | 22 |  | ​ | 7,271 |  | ​ | 285
Agency notes and bonds |  | 45 |  | ​ | 112,046 |  | ​ | 4,703
Treasury notes and bonds |  | 8 |  | ​ | 21,549 |  | ​ | 254
Municipal obligations |  | 196 |  | ​ | 103,201 |  | ​ | 15,864
Total more than twelve months |  | 364 |  | ​ | 304,000 |  | ​ | 29,367
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Total securities available for sale |  | 428 | ​ | $ | 354,929 | ​ | $ | 30,066
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Securities held to maturity: |  | ​ | ​ |  | ​ | ​ |  | ​
Continuous loss position less than twelve months: |  | ​ | ​ |  | ​ | ​ |  | ​
Corporate notes |  | 4 | ​ | $ | 4,591 | ​ | $ | 2,409
Total less than twelve months |  | 4 | ​ |  | 4,591 | ​ |  | 2,409
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Total securities held to maturity |  | 4 | ​ | $ | 4,591 | ​ | $ | 2,409

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