| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | Glacier Bank | Bank | 2 | $185.8M | 64.22% |
| 2 | Russell Country Federal Credit Union | Credit union | 1 | $60.4M* | 20.86% |
| 3 | Opportunity Bank of Montana | Bank | 2 | $43.1M | 14.91% |
* Credit-union deposits are estimated (June total shares spread evenly across branches).
| Year | Deposits | Institutions | Branches | Leader | Top share | HHI |
|---|---|---|---|---|---|---|
| 2026 | $289.3M | 3 | 5 | Glacier Bank | 64.2% | 4,782 |
| 2025 | $240.9M | 3 | 5 | Glacier Bank | 68.3% | 5,163 |
| 2024 | $223.9M | 3 | 5 | Glacier Bank | 69.0% | 5,238 |
| 2023 | $244.0M | 3 | 5 | Glacier Bank | 68.6% | 5,197 |
| 2022 | $248.7M | 3 | 5 | Glacier Bank | 68.6% | 5,200 |
Every institution above links to its profile — ratios, peer medians and this quarter’s change signals. Pro adds the full table, share movement and CSV export.