| Lastest Insider Transactions Of FIRST INTERSTATE BANCSYSTEM INC ( FIBK ) |
| Symbol | Company Name | Insider Name | Title | Date | Transation | Share | Price | Amount | File Date |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | Scott Jonathan R | 10% Owner | 2026-07-16 | Sell | 10,000 | 40.30 | 403,000 | 2026-07-16 19:01:26 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | SCOTT JULIE A | 10% Owner | 2026-06-18 | Sell | 15,000 | 35.97 | 539,500 | 2026-06-18 17:51:22 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | Scott Jonathan R | 10% Owner | 2026-06-18 | Sell | 9,390 | 36.11 | 339,073 | 2026-06-18 15:46:45 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | Scott Jonathan R | 10% Owner | 2026-06-17 | Sell | 4,500 | 36.29 | 163,305 | 2026-06-18 10:23:30 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | Scott Jonathan R | 10% Owner | 2026-06-04 | Sell | 12,892 | 35.58 | 458,697 | 2026-06-04 18:41:20 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | Scott Jonathan R | 10% Owner | 2026-06-04 | Sell | 12,892 | 35.58 | 458,697 | 2026-06-04 18:41:20 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | Scott Jonathan R | 10% Owner | 2026-04-30 | Sell | 53,504 | 35.42 | 1,895,112 | 2026-05-01 14:58:56 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | Scott Jonathan R | 10% Owner | 2026-04-30 | Sell | 53,504 | 35.42 | 1,895,112 | 2026-05-01 14:58:56 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | Scott Jonathan R | 10% Owner | 2026-03-26 | Sell | 3,000 | 33.45 | 100,350 | 2026-03-27 13:02:12 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | Scott Jonathan R | 10% Owner | 2026-03-26 | Sell | 3,000 | 33.45 | 100,350 | 2026-03-27 13:02:12 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | Scott Jonathan R | 10% Owner | 2026-01-05 | Sell | 5,000 | 36.46 | 182,315 | 2026-01-06 18:50:55 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | Scott Jonathan R | 10% Owner | 2026-01-05 | Sell | 5,000 | 36.46 | 182,315 | 2026-01-06 18:50:55 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | Susan Scott Heyneman Trust, Susan Heyneman & First Interstate Wealth Management Co-Trustees | 10% Owner | 2025-12-01 | Sell | 10,000 | 32.75 | 327,500 | 2025-12-01 12:58:26 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | HEYNEMAN JOHN M JR | Directior 10% Owner | 2025-11-21 | Sell | 30,432 | 31.03 | 944,305 | 2025-11-25 12:29:24 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | HEYNEMAN JOHN M JR | Directior 10% Owner | 2025-11-21 | Sell | 30,432 | 31.03 | 944,305 | 2025-11-25 12:29:24 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | HEYNEMAN JOHN M JR | Directior 10% Owner | 2025-09-09 | Sell | 35,000 | 32.09 | 1,123,300 | 2025-11-12 16:46:11 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | Scott Jonathan R | 10% Owner | 2025-11-03 | Sell | 4,800 | 31.27 | 150,096 | 2025-11-03 19:56:51 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | Scott Jonathan R | 10% Owner | 2025-11-03 | Sell | 4,800 | 31.27 | 150,096 | 2025-11-03 19:56:51 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | Susan Scott Heyneman Trust, Susan Heyneman & First Interstate Wealth Management Co-Trustees | 10% Owner | 2025-11-03 | Sell | 10,000 | 30.99 | 309,900 | 2025-11-03 18:18:58 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | Scott Jonathan R | 10% Owner | 2025-10-29 | Sell | 7,000 | 32.09 | 224,630 | 2025-10-29 19:02:21 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | Scott Jonathan R | 10% Owner | 2025-10-29 | Sell | 7,000 | 32.09 | 224,630 | 2025-10-29 19:02:21 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | Scott Jonathan R | 10% Owner | 2025-10-09 | Sell | 685 | 31.66 | 21,687 | 2025-10-09 15:23:20 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | Scott Jonathan R | 10% Owner | 2025-10-09 | Sell | 685 | 31.66 | 21,687 | 2025-10-09 15:23:20 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | Scott Jonathan R | 10% Owner | 2025-10-07 | Sell | 19,315 | 32.07 | 619,370 | 2025-10-08 21:07:23 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | Scott Jonathan R | 10% Owner | 2025-10-07 | Sell | 19,315 | 32.07 | 619,370 | 2025-10-08 21:07:23 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | Susan Scott Heyneman Trust, Susan Heyneman & First Interstate Wealth Management Co-Trustees | 10% Owner | 2025-09-09 | Sell | 10,000 | 31.59 | 315,900 | 2025-10-03 13:25:12 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | Susan Scott Heyneman Trust, Susan Heyneman & First Interstate Wealth Management Co-Trustees | 10% Owner | 2025-09-09 | Sell | 10,000 | 31.59 | 315,900 | 2025-10-03 13:25:12 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | Susan Scott Heyneman Trust, Susan Heyneman & First Interstate Wealth Management Co-Trustees | 10% Owner | 2025-09-02 | Sell | 10,000 | 32.28 | 322,800 | 2025-09-02 15:47:45 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | HEYNEMAN JOHN M JR | Directior 10% Owner | 2025-08-14 | Sell | 11,818 | 30.18 | 356,726 | 2025-08-18 18:07:15 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | HEYNEMAN JOHN M JR | Directior 10% Owner | 2025-08-14 | Sell | 11,818 | 30.18 | 356,726 | 2025-08-18 18:07:15 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | HEYNEMAN JOHN M JR | Directior 10% Owner | 2025-08-14 | Sell | 11,818 | 30.18 | 356,726 | 2025-08-18 18:07:15 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | Susan Scott Heyneman Trust, Susan Heyneman & First Interstate Wealth Management Co-Trustees | 10% Owner | 2025-08-01 | Sell | 55,000 | 27.86 | 1,532,300 | 2025-08-01 16:17:54 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | Susan Scott Heyneman Trust, Susan Heyneman & First Interstate Wealth Management Co-Trustees | 10% Owner | 2025-08-01 | Sell | 55,000 | 27.86 | 1,532,300 | 2025-08-01 16:17:54 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | Susan Scott Heyneman Trust, Susan Heyneman & First Interstate Wealth Management Co-Trustees | 10% Owner | 2025-07-14 | Sell | 55,000 | 31.11 | 1,711,050 | 2025-07-15 18:10:00 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | HEYNEMAN JOHN M JR | Directior 10% Owner | 2025-02-26 | Sell | 250 | 30.52 | 7,630 | 2025-02-26 18:54:04 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | HEYNEMAN JOHN M JR | Directior 10% Owner | 2025-02-14 | Sell | 1,335 | 32.56 | 43,468 | 2025-02-18 18:58:32 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | HEYNEMAN JOHN M JR | Directior 10% Owner | 2025-02-14 | Sell | 1,335 | 32.56 | 43,468 | 2025-02-18 18:58:32 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | Scott James R. Jr | 10% Owner | 2024-11-22 | Sell | 6,067 | 34.50 | 209,312 | 2024-11-25 10:25:11 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | Scott Jonathan R | Directior 10% Owner | 2024-11-12 | Sell | 28,550 | 33.89 | 967,460 | 2024-11-14 17:00:56 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | SCOTT JULIE A | 10% Owner | 2024-11-08 | Sell | 42,270 | 33.31 | 1,408,102 | 2024-11-12 19:15:39 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | SCOTT JULIE A | 10% Owner | 2024-11-06 | Sell | 18,150 | 33.02 | 599,396 | 2024-11-08 17:07:00 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | Scott Jonathan R | Directior 10% Owner | 2024-06-11 | Sell | 43,902 | 25.57 | 1,122,524 | 2024-06-13 18:46:40 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | SCOTT JULIE A | 10% Owner | 2024-06-11 | Sell | 312,261 | 25.57 | 7,984,146 | 2024-06-13 11:54:01 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | SCOTT JULIE A | 10% Owner | 2024-05-14 | Sell | 164,000 | 27.55 | 4,518,200 | 2024-05-15 15:31:32 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | KNIERIEM KARLYN M | EVP, Chief Risk Officer | 2024-03-07 | Sell | 2,900 | 26.76 | 77,604 | 2024-03-08 19:26:59 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | Asker Lorrie F | Chief Banking Officer | 2024-03-06 | Sell | 1,921 | 26.05 | 50,042 | 2024-03-07 16:04:36 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | Robbins Kristina | EVP, Chief Operations Officer | 2024-02-07 | Sell | 2,710 | 25.83 | 69,999 | 2024-02-08 17:02:23 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | SCOTT JULIE A | 10% Owner | 2023-11-30 | Sell | 20,000 | 27.30 | 546,100 | 2023-12-19 13:07:50 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | SCOTT JULIE A | 10% Owner | 2023-11-30 | Sell | 20,000 | 27.30 | 546,100 | 2023-12-19 13:07:50 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | Homer Scott Jr Trust, Homer Scott Jr. & First Interstate Wealth Management Co Trustees | 10% Owner | 2023-12-14 | Sell | 1,000,000 | 32.14 | 32,140,000 | 2023-12-15 18:29:47 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | SCOTT JULIE A | 10% Owner | 2023-10-27 | Sell | 13,400 | 23.35 | 312,890 | 2023-10-27 18:42:53 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | Scott Jonathan R | Directior 10% Owner | 2023-09-13 | Sell | 44,000 | 24.87 | 1,094,450 | 2023-09-14 18:48:01 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | SCOTT JULIE A | 10% Owner | 2023-09-11 | Sell | 40,000 | 25.05 | 1,001,954 | 2023-09-13 20:14:24 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | RILEY KEVIN P | President & CEO | 2023-06-14 | Buy | 13,150 | 26.06 | 342,719 | 2023-06-15 19:19:15 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | Scott Jonathan R | Directior 10% Owner | 2023-05-17 | Sell | 23,250 | 23.07 | 536,378 | 2023-05-19 16:54:18 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | SCOTT JULIE A | 10% Owner | 2023-05-17 | Sell | 62,223 | 23.07 | 1,435,485 | 2023-05-18 15:54:17 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | Scott Jonathan R | Directior 10% Owner | 2023-05-05 | Sell | 29,250 | 23.26 | 680,258 | 2023-05-09 18:52:20 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | SCOTT JULIE A | 10% Owner | 2023-05-05 | Sell | 78,277 | 23.26 | 1,820,462 | 2023-05-09 16:38:33 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | SCOTT JULIE A | 10% Owner | 2023-02-28 | Sell | 288,000 | 35.63 | 10,261,440 | 2023-05-04 16:33:18 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | SCOTT JULIE A | 10% Owner | 2023-02-28 | Sell | 288,000 | 35.63 | 10,261,440 | 2023-05-04 16:33:18 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | Mutch Marcy D | Exec. Vice Pres. & CFO | 2023-05-01 | Buy | 5,000 | 25.59 | 127,950 | 2023-05-02 13:28:00 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | Jensen Kirk D | General Counsel | 2023-04-28 | Buy | 1,000 | 25.57 | 25,570 | 2023-05-01 18:57:04 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | SCOTT JULIE A | Directior 10% Owner | 2023-02-28 | Sell | 288,000 | 35.63 | 10,261,440 | 2023-03-01 12:49:36 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | BRANNEN JAMES | Directior | 2023-02-07 | Sell | 9,300 | 36.71 | 341,403 | 2023-02-07 17:04:16 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | SCOTT JAMES R | Directior 10% Owner | 2022-08-12 | Sell | 6,215 | 40.95 | 254,504 | 2023-01-23 18:21:48 |
| FIBK | FIRST INTERSTATE BANCSYSTEM INC | RILEY KEVIN P | President & CEO | 2022-12-07 | Sell | 2,500 | 41.45 | 103,638 | 2022-12-12 19:25:50 |
