| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | First Dakota National Bank | Bank | 2 | $320.7M | 26.38% |
| 2 | CorTrust Bank National Association | Bank | 3 | $246.4M | 20.26% |
| 3 | First National Bank of Omaha | Bank | 1 | $192.1M | 15.80% |
| 4 | BankWest, Inc. | Bank | 2 | $120.5M | 9.91% |
| 5 | Wells Fargo Bank, National Association | Bank | 1 | $112.1M | 9.22% |
| 6 | Farmers State Bank | Bank | 1 | $73.7M | 6.06% |
| 7 | Plains Commerce Bank | Bank | 1 | $65.6M | 5.40% |
| 8 | Dakotaland Federal Credit Union | Credit union | 1 | $49.6M* | 4.08% |
| 9 | First Interstate Bank | Bank | 1 | $27.8M | 2.29% |
| 10 | Palace City Federal Credit Union | Credit union | 1 | $7.4M* | 0.61% |
* Credit-union deposits are estimated (June total shares spread evenly across branches).
| Year | Deposits | Institutions | Branches | Leader | Top share | HHI |
|---|---|---|---|---|---|---|
| 2026 | $1.22B | 10 | 14 | First Dakota National Bank | 26.4% | 1,627 |
| 2025 | $1.13B | 10 | 14 | First Dakota National Bank | 23.6% | 1,517 |
| 2024 | $1.13B | 11 | 15 | First Dakota National Bank | 22.6% | 1,498 |
| 2023 | $1.03B | 11 | 15 | First Dakota National Bank | 19.7% | 1,464 |
| 2022 | $1.05B | 11 | 15 | First Dakota National Bank | 21.4% | 1,480 |
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.