Institutional Ownership
First Intst Bancsystem Inc
CUSIP 32055Y201COMFIBKQ1 2026
13D / 13G Filings
43
Schedule 13D/13G on record
Beneficial Filers
14
Distinct reporting persons
Largest Stake
12.9%
Max % of class reported
Institutional Holders
280
13F filers (latest quarter)
Beneficial Owners — Schedule 13D / 13G
43 filings · latest Mar 5, 2026
| # | Filed | Reporting Person | Form | % of Class | Shares | Filing |
|---|---|---|---|---|---|---|
| 1 | Mar 5, 2026 | The Vanguard Group | 13G/A | 10.0% | 10.12M | SEC |
| 2 | Feb 9, 2026 | State Street Corporation | 13G | 5.3% | 5.48M | SEC |
| 3 | Jan 30, 2026 | The Vanguard Group | 13G/A | 9.8% | 10.05M | SEC |
| 4 | Jan 8, 2026 | Blackrock, Inc. | 13G/A | 12.9% | 13.29M | SEC |
| 5 | Nov 12, 2025 | Wellington Management Group LLP | 13G | 5.6% | 5.92M | SEC |
| 6 | Nov 4, 2025 | Franklin Mutual Advisers, LLC | 13G/A | 4.0% | 4.22M | SEC |
| 7 | Aug 6, 2025 | Fmr LLC | 13G/A | 5.0% | 5.21M | SEC |
| 8 | Jul 15, 2025 | Dimensional Fund Advisors LP | 13G | 5.2% | 5.42M | SEC |
| 9 | Apr 17, 2025 | Blackrock, Inc. | 13G/A | 6.3% | 6.59M | SEC |
| 10 | Feb 12, 2025 | Fmr LLC | 13G | 6.5% | 6.79M | SEC |
33 more beneficial-ownership filings on Premium
See the full Schedule 13D/13G history for First Intst Bancsystem Inc.
Unlock full historyTop Institutional Holders (13F)
Largest reported positions · latest quarter
| # | Fund | Shares | Value |
|---|---|---|---|
| 1 | Blackrock, Inc. | 13.48M | $450.21M |
| 2 | State Street Corp | 5.89M | $196.77M |
| 3 | Dimensional Fund Advisors LP | 5.63M | $188.07M |
| 4 | First Interstate Bank | 4.65M | $155.41M |
| 5 | Holdco Asset Management, LP | 3.95M | $131.93M |
| 6 | Wellington Management Group LLP | 3.88M | $129.67M |
| 7 | Fmr LLC | 3.88M | $129.50M |
| 8 | Capital International Investors | 2.29M | $76.51M |
| 9 | Geode Capital Management, LLC | 2.22M | $74.10M |
| 10 | Victory Capital Management Inc | 2.09M | $69.70M |