| 2026-08-03 | 10-Q | 10-Q filed 2026-08-03 by FINANCIAL INSTITUTIONS INC |
| 2026-07-23 | 8-K | 8-K filed 2026-07-23 by FINANCIAL INSTITUTIONS INC |
| 2026-05-21 | 8-K | 8-K filed 2026-05-21 by FINANCIAL INSTITUTIONS INC |
| 2026-05-20 | 8-K | 8-K filed 2026-05-20 by FINANCIAL INSTITUTIONS INC |
| 2026-05-04 | 10-Q | 10-Q filed 2026-05-04 by FINANCIAL INSTITUTIONS INC |
| 2026-04-23 | 8-K | 8-K filed 2026-04-23 by FINANCIAL INSTITUTIONS INC |
| 2026-04-06 | DEF 14A | DEF 14A filed 2026-04-06 by FINANCIAL INSTITUTIONS INC |
| 2026-03-10 | 8-K | 8-K filed 2026-03-10 by FINANCIAL INSTITUTIONS INC |
| 2026-03-09 | 10-K | 10-K filed 2026-03-09 by FINANCIAL INSTITUTIONS INC |
| 2026-02-12 | 8-K | 8-K filed 2026-02-12 by FINANCIAL INSTITUTIONS INC |
| 2026-01-29 | 8-K | 8-K filed 2026-01-29 by FINANCIAL INSTITUTIONS INC |
| 2025-12-11 | 8-K | 8-K filed 2025-12-11 by FINANCIAL INSTITUTIONS INC |
| 2025-11-17 | 8-K | 8-K filed 2025-11-17 by FINANCIAL INSTITUTIONS INC |
| 2025-11-03 | 10-Q | 10-Q filed 2025-11-03 by FINANCIAL INSTITUTIONS INC |
| 2025-10-23 | 8-K | 8-K filed 2025-10-23 by FINANCIAL INSTITUTIONS INC |
| 2025-09-22 | 8-K | 8-K filed 2025-09-22 by FINANCIAL INSTITUTIONS INC |
| 2025-08-25 | 8-K | 8-K filed 2025-08-25 by FINANCIAL INSTITUTIONS INC |
| 2025-08-04 | 10-Q | 10-Q filed 2025-08-04 by FINANCIAL INSTITUTIONS INC |
| 2025-07-24 | 8-K | 8-K filed 2025-07-24 by FINANCIAL INSTITUTIONS INC |
| 2025-05-29 | 8-K | 8-K filed 2025-05-29 by FINANCIAL INSTITUTIONS INC |
| 2025-05-28 | 8-K | 8-K filed 2025-05-28 by FINANCIAL INSTITUTIONS INC |
| 2025-05-05 | 10-Q | 10-Q filed 2025-05-05 by FINANCIAL INSTITUTIONS INC |
| 2025-04-28 | 8-K | 8-K filed 2025-04-28 by FINANCIAL INSTITUTIONS INC |
| 2025-04-14 | DEF 14A | DEF 14A filed 2025-04-14 by FINANCIAL INSTITUTIONS INC |
| 2025-03-12 | 10-K | 10-K filed 2025-03-12 by FINANCIAL INSTITUTIONS INC |
| 2025-03-10 | 8-K | 8-K filed 2025-03-10 by FINANCIAL INSTITUTIONS INC |
| 2025-03-10 | 8-K/A | 8-K/A filed 2025-03-10 by FINANCIAL INSTITUTIONS INC |
| 2025-03-06 | 8-K | 8-K filed 2025-03-06 by FINANCIAL INSTITUTIONS INC |
| 2025-03-06 | 8-K | 8-K filed 2025-03-06 by FINANCIAL INSTITUTIONS INC |
| 2025-02-13 | 8-K | 8-K filed 2025-02-13 by FINANCIAL INSTITUTIONS INC |