| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | Stockman Bank of Montana | Bank | 2 | $241.7M | 64.51% |
| 2 | Bravera Bank | Bank | 1 | $73.1M | 19.52% |
| 3 | Badlands Federal Credit Union | Credit union | 1 | $34.6M* | 9.22% |
| 4 | Glendive Bn Federal Credit Union | Credit union | 2 | $21.9M* | 5.86% |
| 5 | M D U Employees Federal Credit Union | Credit union | 1 | $3.3M* | 0.89% |
* Credit-union deposits are estimated (June total shares spread evenly across branches).
| Year | Deposits | Institutions | Branches | Leader | Top share | HHI |
|---|---|---|---|---|---|---|
| 2026 | $374.7M | 5 | 7 | Stockman Bank of Montana | 64.5% | 4,663 |
| 2025 | $367.9M | 5 | 6 | Stockman Bank of Montana | 64.6% | 4,658 |
| 2024 | $359.9M | 5 | 6 | Stockman Bank of Montana | 65.1% | 4,698 |
| 2023 | $372.4M | 6 | 7 | Stockman Bank of Montana | 58.3% | 3,872 |
| 2022 | $390.5M | 6 | 7 | Stockman Bank of Montana | 58.5% | 3,897 |
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