| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | Opportunity Bank of Montana | Bank | 2 | $172.3M | 51.04% |
| 2 | Independence Bank | Bank | 1 | $69.2M | 20.49% |
| 3 | Wells Fargo Bank, National Association | Bank | 1 | $55.3M | 16.37% |
| 4 | Bank of Bridger, National Association | Bank | 1 | $34.6M | 10.24% |
| 5 | Fort Peck Community Federal Credit Union | Credit union | 1 | $6.3M* | 1.86% |
* Credit-union deposits are estimated (June total shares spread evenly across branches).
| Year | Deposits | Institutions | Branches | Leader | Top share | HHI |
|---|---|---|---|---|---|---|
| 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 | $329.8M | 5 | 7 | Opportunity Bank of Montana | 50.2% | 3,272 |
| 2022 | $365.3M | 5 | 7 | Opportunity Bank of Montana | 51.9% | 3,393 |
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.