🕵️ First Interstate Bancsystem, Inc. ($FIBK)
SEC insider & ownership activity, last 12 months · CIK 860413 · every row links its SEC filing
Over the last 12 months insiders sold $10.3M with no open-market buying against it. Jonathan R. Scott sold $4.6M (Oct–Jul). Blackrock, Inc. added 6.3% → 12.9%. No red-flag 8-Ks in the window.
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Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
0 buyers, $0 (0 lots) · 4 sellers, $10.3M (25 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Jonathan R. Scott | 0 | – | 13 | $4.6M | Jul 16, 2026 |
| Susan Scott Heyneman Trust, Susan Heyneman & First Interstate Wealth Management CO- (trustee) | 0 | – | 5 | $2.8M | Dec 1, 2025 |
| John M. Heyneman Jr. | 0 | – | 4 | $2.4M | Nov 21, 2025 |
| Julie A. Scott | 0 | – | 3 | $540K | Jun 18, 2026 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Blackrock, Inc. | 12.9% | 13G | Jan 8, 2026 | filing ↗ | |
| Vanguard Portfolio Management | 5.5% | 13G | Apr 29, 2026 | filing ↗ | |
| Wellington Management Company LLP | 5.4% | 13G | Nov 12, 2025 | filing ↗ | |
| State Street Corporation | 5.3% | 13G | Feb 9, 2026 | filing ↗ | |
| Dimensional Fund Advisors LP | 5.2% | 13G | Jul 15, 2025 | filing ↗ | |
| FMR LLC | 5.0% | 13G | Aug 6, 2025 | filing ↗ | |
| Abigail P. Johnson | 5.0% | 13G | Aug 6, 2025 | filing ↗ |
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| Jonathan R. Scott Trust DTD 11/13/2004 | $804K | Jul 16, 2026 | filing ↗ |
| Julie Scott ROSE Trust | $540K | Jun 18, 2026 | filing ↗ |
| Jonathan R. Scott Trust DTD 11/13/2004 | $495K | Jun 17, 2026 | filing ↗ |
| Jonathan R. Scott Trust DTD 11/13/2004 | $2.4M | Apr 30, 2026 | filing ↗ |
| Lorrie F. Asker | $60K | Feb 11, 2026 | filing ↗ |
| Quinn T Heyneman | $23K | Feb 3, 2026 | filing ↗ |
| Jonathan R. Scott Trust DTD 11/13/2004 | $360K | Jan 5, 2026 | filing ↗ |
| JOHN Heyneman JR, Trust Non-Managed Agency | $944K | Nov 21, 2025 | filing ↗ |
| Bench Ranch LLC | $482K | Nov 11, 2025 | filing ↗ |
| AWE' LLC | $641K | Nov 10, 2025 | filing ↗ |
| Jennifer R Scott Trust | $150K | Nov 3, 2025 | filing ↗ |
| Jonathan R. Scott Trust DTD 11/13/2004 | $225K | Oct 29, 2025 | filing ↗ |
| Jonathan R. Scott Trust DTD 11/13/2004 | $637K | Oct 7, 2025 | filing ↗ |
| Susan Scott Heyneman Trust, Susan Heyneman & First Interstate Wealth Management CO- (trustee) | $1.3M | Sep 2, 2025 | filing ↗ |
| John M. Heyneman Jr. | $357K | Aug 14, 2025 | filing ↗ |
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Earnings (2.02) | Jul 23, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Jul 23, 2026 | filing ↗ |
| Other events (8.01) | Jul 23, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 23, 2026 | filing ↗ |
| Officer/director changes (5.02) | Jul 13, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 13, 2026 | filing ↗ |
| Officer/director changes (5.02) | Jul 9, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 9, 2026 | filing ↗ |
| Officer/director changes (5.02) | May 27, 2026 | filing ↗ |
| Charter/bylaw changes (5.03) | May 27, 2026 | filing ↗ |
| Shareholder vote (5.07) | May 27, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 27, 2026 | filing ↗ |
| Officer/director changes (5.02) | May 11, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 11, 2026 | filing ↗ |
| Earnings (2.02) | Apr 29, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Apr 29, 2026 | filing ↗ |
| Other events (8.01) | Apr 29, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 29, 2026 | filing ↗ |
| Earnings (2.02) | Jan 28, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Jan 28, 2026 | filing ↗ |
| Other events (8.01) | Jan 28, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jan 28, 2026 | filing ↗ |
| Officer/director changes (5.02) | Nov 14, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 14, 2025 | filing ↗ |
| Earnings (2.02) | Oct 29, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Oct 29, 2025 | filing ↗ |
| Other events (8.01) | Oct 29, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Oct 16, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Oct 16, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Oct 10, 2025 | filing ↗ |