| 2026-07-02 | 8-K | 8-K filed 2026-07-02 by Columbia Financial, Inc. |
| 2026-06-25 | 8-K | 8-K filed 2026-06-25 by Columbia Financial, Inc. |
| 2026-06-05 | 10-Q/A | 10-Q/A filed 2026-06-05 by Columbia Financial, Inc. |
| 2026-05-15 | 8-K | 8-K filed 2026-05-15 by Columbia Financial, Inc. |
| 2026-05-11 | 8-K | 8-K filed 2026-05-11 by Columbia Financial, Inc. |
| 2026-05-11 | 10-Q | 10-Q filed 2026-05-11 by Columbia Financial, Inc. |
| 2026-04-30 | 10-K/A | 10-K/A filed 2026-04-30 by Columbia Financial, Inc. |
| 2026-04-27 | 8-K | 8-K filed 2026-04-27 by Columbia Financial, Inc. |
| 2026-04-23 | 8-K | 8-K filed 2026-04-23 by Columbia Financial, Inc. |
| 2026-04-20 | 8-K | 8-K filed 2026-04-20 by Columbia Financial, Inc. |
| 2026-03-06 | 10-K | 10-K filed 2026-03-06 by Columbia Financial, Inc. |
| 2026-02-17 | 8-K | 8-K filed 2026-02-17 by Columbia Financial, Inc. |
| 2026-02-02 | 8-K | 8-K filed 2026-02-02 by Columbia Financial, Inc. |
| 2026-02-02 | 8-K | 8-K filed 2026-02-02 by Columbia Financial, Inc. |
| 2026-02-02 | 8-K | 8-K filed 2026-02-02 by Columbia Financial, Inc. |
| 2025-11-10 | 8-K | 8-K filed 2025-11-10 by Columbia Financial, Inc. |
| 2025-11-07 | 10-Q | 10-Q filed 2025-11-07 by Columbia Financial, Inc. |
| 2025-10-20 | 8-K | 8-K filed 2025-10-20 by Columbia Financial, Inc. |
| 2025-09-08 | 8-K | 8-K filed 2025-09-08 by Columbia Financial, Inc. |
| 2025-09-08 | 8-K | 8-K filed 2025-09-08 by Columbia Financial, Inc. |
| 2025-08-08 | 10-Q | 10-Q filed 2025-08-08 by Columbia Financial, Inc. |
| 2025-07-30 | 8-K | 8-K filed 2025-07-30 by Columbia Financial, Inc. |
| 2025-06-06 | 8-K | 8-K filed 2025-06-06 by Columbia Financial, Inc. |
| 2025-06-05 | 8-K | 8-K filed 2025-06-05 by Columbia Financial, Inc. |
| 2025-05-09 | 10-Q | 10-Q filed 2025-05-09 by Columbia Financial, Inc. |
| 2025-05-01 | 8-K | 8-K filed 2025-05-01 by Columbia Financial, Inc. |
| 2025-04-30 | 8-K | 8-K filed 2025-04-30 by Columbia Financial, Inc. |
| 2025-04-25 | DEF 14A | DEF 14A filed 2025-04-25 by Columbia Financial, Inc. |
| 2025-03-03 | 10-K | 10-K filed 2025-03-03 by Columbia Financial, Inc. |
| 2025-01-28 | 8-K | 8-K filed 2025-01-28 by Columbia Financial, Inc. |