57 insiders reported 268 Form 4 transactions for FIRST INTERSTATE BANCSYSTEM INC (FIBK) over the past 18 months (most recent 2026-09-22). Recent activity: Shepler Christopher L. (Chief Banking Officer) Sell 222 shares, SCOTT JULIE A (10% Owner) Sell 2,700 shares, Julie A Scott Rose Trustee of the Julie A Scott Rose Trust Dated 5-14-2002 (10% Owner) Sell 2,700 shares, Elizabeth Lauren Scott Rose Trust (10% Owner) Sell 2,700 shares, Juliana Sarah Scott Rose Trust (10% Owner) Sell 2,700 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-09-22 | Shepler Christopher L. | Chief Banking Officer | Sell | 222 | $8,187 |
| 2026-09-16 | SCOTT JULIE A | 10% Owner | Sell | 2,700 | $101,628 |
| 2026-09-16 | Julie A Scott Rose Trustee of the Julie A Scott Rose Trust Dated 5-14-2002 | 10% Owner | Sell | 2,700 | $101,628 |
| 2026-09-16 | Elizabeth Lauren Scott Rose Trust | 10% Owner | Sell | 2,700 | $101,628 |
| 2026-09-16 | Juliana Sarah Scott Rose Trust | 10% Owner | Sell | 2,700 | $101,628 |
| 2026-09-16 | IXL Ltd Liability Co | 10% Owner | Sell | 2,700 | $101,628 |
| 2026-09-16 | Lee Jeffery D. | Chief Operations Officer | Buy | 5,417 | $0 |
| 2026-09-14 | Harper Grace Scott Trust | 10% Owner | Sell | 16,929 | $626,881 |
| 2026-09-14 | Scott Jonathan R | 10% Owner | Sell | 16,929 | $626,881 |
| 2026-09-14 | Harrison William Scott Trust | 10% Owner | Sell | 8,071 | $300,968 |
| 2026-09-14 | Harrison William Scott Trust | 10% Owner | Sell | 16,929 | $626,881 |
| 2026-09-14 | Harper Grace Scott Trust | 10% Owner | Sell | 8,071 | $300,968 |
| 2026-09-14 | Scott Jonathan R | 10% Owner | Sell | 8,071 | $300,968 |
| 2026-09-14 | Holland Elizabeth Scott Trust | 10% Owner | Sell | 8,071 | $300,968 |
| 2026-09-14 | Holland Elizabeth Scott Trust | 10% Owner | Sell | 16,929 | $626,881 |
| 2026-09-14 | Jonathan Scott as Trustee of the Jonathan R Scott Trust Dated as of 4/21/04 | 10% Owner | Sell | 8,071 | $300,968 |
| 2026-09-14 | Jonathan Scott as Trustee of the Jonathan R Scott Trust Dated as of 4/21/04 | 10% Owner | Sell | 16,929 | $626,881 |
| 2026-09-14 | IXL Ltd Liability Co | 10% Owner | Sell | 8,071 | $300,968 |
| 2026-09-14 | IXL Ltd Liability Co | 10% Owner | Sell | 16,929 | $626,881 |
| 2026-07-28 | SCOTT JULIE A | 10% Owner | Sell | 1,350 | $0 |
| 2026-07-28 | Julie A Scott Rose Trustee of the Julie A Scott Rose Trust Dated 5-14-2002 | 10% Owner | Sell | 1,350 | $0 |
| 2026-07-28 | Elizabeth Lauren Scott Rose Trust | 10% Owner | Sell | 1,350 | $0 |
| 2026-07-28 | Juliana Sarah Scott Rose Trust | 10% Owner | Sell | 1,350 | $0 |
| 2026-07-28 | IXL Ltd Liability Co | 10% Owner | Sell | 1,350 | $0 |
| 2026-07-24 | TURNER BRIAN KEVIN | Director | Buy | 1,806 | $70,380 |
Source: SEC Form 4 filings · as of 2026-09-22