| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | First Dakota National Bank | Bank | 1 | $125.6M | 26.37% |
| 2 | Wells Fargo Bank, National Association | Bank | 1 | $87.6M | 18.39% |
| 3 | First Bank & Trust | Bank | 1 | $67.8M | 14.23% |
| 4 | CorTrust Bank National Association | Bank | 1 | $61.6M | 12.93% |
| 5 | Voyage Federal Credit Union | Credit union | 1 | $49.9M* | 10.48% |
| 6 | BMO Bank National Association | Bank | 1 | $42.6M | 8.95% |
| 7 | First PREMIER Bank | Bank | 1 | $28.6M | 6.02% |
| 8 | Merchants State Bank | Bank | 1 | $12.5M | 2.62% |
* Credit-union deposits are estimated (June total shares spread evenly across branches).
| Year | Deposits | Institutions | Branches | Leader | Top share | HHI |
|---|---|---|---|---|---|---|
| 2026 | $476.2M | 8 | 8 | First Dakota National Bank | 26.4% | 1,636 |
| 2025 | $463.4M | 8 | 8 | First Dakota National Bank | 24.3% | 1,578 |
| 2024 | $461.7M | 9 | 9 | First Dakota National Bank | 22.0% | 1,513 |
| 2023 | $474.0M | 9 | 9 | First Dakota National Bank | 20.7% | 1,486 |
| 2022 | $419.9M | 8 | 8 | CorTrust Bank National Association | 21.0% | 1,642 |
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.