| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | Opportunity Bank of Montana | Bank | 3 | $185.8M | 47.97% |
| 2 | Independence Bank | Bank | 2 | $143.6M | 37.08% |
| 3 | Richland Federal Credit Union | Credit union | 1 | $50.5M* | 13.05% |
| 4 | Wolf Point Federal Credit Union | Credit union | 1 | $6.2M* | 1.61% |
| 5 | Froid Federal Credit Union | Credit union | 1 | $1.1M* | 0.29% |
* Credit-union deposits are estimated (June total shares spread evenly across branches).
| Year | Deposits | Institutions | Branches | Leader | Top share | HHI |
|---|---|---|---|---|---|---|
| 2026 | $387.3M | 5 | 8 | Opportunity Bank of Montana | 48.0% | 3,849 |
| 2025 | $404.6M | 5 | 8 | Opportunity Bank of Montana | 45.2% | 3,685 |
| 2024 | $402.1M | 5 | 8 | Independence Bank | 42.5% | 3,702 |
| 2023 | $412.9M | 5 | 8 | Opportunity Bank of Montana | 46.2% | 3,657 |
| 2022 | $420.0M | 5 | 7 | Opportunity Bank of Montana | 50.3% | 3,780 |
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.