FIRST INTERSTATE BANCSYSTEM INC - FIBK
All tracked SEC files for this issuer. Showing up to 200 latest records.
Need parsed ownership details (13D/13G with shares/percent)?
Open ownership details
Form 4 = insider transactions report. Form 144 = notice of proposed sale (not a completed trade confirmation).
Files summary
Total files loaded: 44
Latest filed: Mar 27, 2026
| Form | Count |
|---|---|
| 4 | 26 |
| 144 | 8 |
| SCHEDULE 13G/A | 5 |
| 8-K | 3 |
| SCHEDULE 13G | 2 |
Latest files
| Filed | Form | Report period | Accession | SEC |
|---|---|---|---|---|
| Mar 27, 2026 | 4 | Mar 26, 2026 | 0001493152-26-013130 | View |
| Mar 26, 2026 | SCHEDULE 13G/A | — | 0000102909-26-000489 | View |
| Mar 18, 2026 | 4 | Mar 16, 2026 | 0001930719-26-000004 | View |
| Mar 18, 2026 | 4 | Mar 16, 2026 | 0002042435-26-000004 | View |
| Mar 18, 2026 | 4 | Mar 16, 2026 | 0001697127-26-000005 | View |
| Mar 18, 2026 | 4 | Mar 16, 2026 | 0002071416-26-000004 | View |
| Mar 18, 2026 | 4 | Mar 16, 2026 | 0002003084-26-000004 | View |
| Mar 17, 2026 | 4 | Mar 15, 2026 | 0002071416-26-000002 | View |
| Mar 17, 2026 | 4 | Mar 15, 2026 | 0001697127-26-000003 | View |
| Mar 17, 2026 | 4 | Mar 15, 2026 | 0002003084-26-000002 | View |
| Mar 17, 2026 | 4 | Mar 15, 2026 | 0001820031-26-000002 | View |
| Mar 17, 2026 | 4 | Mar 15, 2026 | 0002042435-26-000002 | View |
| Mar 17, 2026 | 4 | Mar 15, 2026 | 0001930719-26-000002 | View |
| Mar 17, 2026 | 4 | Mar 15, 2026 | 0002090710-26-000002 | View |
| Mar 05, 2026 | SCHEDULE 13G/A | — | 0000102909-26-000344 | View |
| Feb 11, 2026 | 144 | — | 0001959173-26-000865 | View |
| Feb 09, 2026 | SCHEDULE 13G | — | 0000093751-26-000046 | View |
| Feb 03, 2026 | 144 | — | 0001950047-26-000877 | View |
| Jan 30, 2026 | SCHEDULE 13G/A | — | 0000102909-26-000211 | View |
| Jan 28, 2026 | 8-K | Jan 28, 2026 | 0000860413-26-000007 | View |
| Jan 08, 2026 | SCHEDULE 13G/A | — | 0002012383-26-000039 | View |
| Jan 06, 2026 | 4 | Dec 08, 2025 | 0000860413-26-000002 | View |
| Jan 06, 2026 | 4 | Jan 05, 2026 | 0001493152-26-000677 | View |
| Jan 05, 2026 | 144 | — | 0001958244-26-000008 | View |
| Dec 15, 2025 | 4 | Dec 08, 2025 | 0001493152-25-027706 | View |
| Dec 10, 2025 | 4 | Dec 08, 2025 | 0001493152-25-027028 | View |
| Dec 04, 2025 | 4 | Dec 03, 2025 | 0001493152-25-026182 | View |
| Dec 01, 2025 | 4 | Dec 01, 2025 | 0001493152-25-025519 | View |
| Nov 25, 2025 | 4 | Nov 21, 2025 | 0001198518-25-000009 | View |
| Nov 24, 2025 | 144 | — | 0001908848-25-000006 | View |
| Nov 24, 2025 | 4 | Nov 24, 2025 | 0002090710-25-000010 | View |
| Nov 18, 2025 | 8-K | Nov 14, 2025 | 0000860413-25-000168 | View |
| Nov 14, 2025 | 4 | Nov 12, 2025 | 0001198518-25-000006 | View |
| Nov 12, 2025 | SCHEDULE 13G | — | 0000902219-25-000402 | View |
| Nov 12, 2025 | 144 | — | 0001950047-25-008696 | View |
| Nov 12, 2025 | 4 | Sep 09, 2025 | 0001198518-25-000004 | View |
| Nov 10, 2025 | 144 | — | 0001950047-25-008618 | View |
| Nov 04, 2025 | SCHEDULE 13G/A | — | 0001023875-25-000029 | View |
| Nov 03, 2025 | 144 | — | 0001950047-25-008406 | View |
| Nov 03, 2025 | 4 | Nov 03, 2025 | 0001493152-25-020651 | View |
| Nov 03, 2025 | 4 | Nov 03, 2025 | 0001493152-25-020655 | View |
| Oct 29, 2025 | 8-K | Oct 29, 2025 | 0000860413-25-000160 | View |
| Oct 29, 2025 | 144 | — | 0001958244-25-004420 | View |
| Oct 29, 2025 | 4 | Oct 29, 2025 | 0001493152-25-020116 | View |