| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | Opportunity Bank of Montana | Bank | 2 | $173.6M | 48.88% |
| 2 | Independence Bank | Bank | 1 | $75.6M | 21.30% |
| 3 | Wells Fargo Bank, National Association | Bank | 1 | $56.3M | 15.85% |
| 4 | Bank of Bridger, National Association | Bank | 1 | $39.3M | 11.05% |
| 5 | Wolf Point Federal Credit Union | Credit union | 1 | $6.2M* | 1.75% |
| 6 | Fort Peck Community Federal Credit Union | Credit union | 1 | $4.2M* | 1.17% |
* Credit-union deposits are estimated (June total shares spread evenly across branches).
| Year | Deposits | Institutions | Branches | Leader | Top share | HHI |
|---|---|---|---|---|---|---|
| 2026 | $355.2M | 6 | 7 | Opportunity Bank of Montana | 48.9% | 3,221 |
| 2025 | $337.6M | 5 | 6 | Opportunity Bank of Montana | 51.0% | 3,401 |
| 2024 | $328.4M | 5 | 7 | Opportunity Bank of Montana | 49.4% | 3,213 |
| 2023 | $329.6M | 5 | 7 | Opportunity Bank of Montana | 50.3% | 3,276 |
| 2022 | $365.1M | 5 | 7 | Opportunity Bank of Montana | 51.9% | 3,396 |
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.