| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | First Dakota National Bank | Bank | 2 | $744.0M | 53.77% |
| 2 | First National Bank of Omaha | Bank | 1 | $235.3M | 17.01% |
| 3 | CorTrust Bank National Association | Bank | 3 | $101.0M | 7.30% |
| 4 | Elkhorn Valley Bank & Trust | Bank | 1 | $98.2M | 7.10% |
| 5 | Wells Fargo Bank, National Association | Bank | 1 | $90.0M | 6.50% |
| 6 | San Diego Firefighters Federal Credit Union | Credit union | 1 | $47.0M* | 3.40% |
| 7 | First Interstate Bank | Bank | 1 | $30.1M | 2.18% |
| 8 | Explorers Federal Credit Union | Credit union | 1 | $25.0M* | 1.81% |
| 9 | Farmers and Merchants State Bank, Bloomfield, Nebraska | Bank | 1 | $12.2M | 0.88% |
| 10 | Sisseton-Wahpeton Federal Credit Union | Credit union | 1 | $758K* | 0.05% |
* Credit-union deposits are estimated (June total shares spread evenly across branches).
| Year | Deposits | Institutions | Branches | Leader | Top share | HHI |
|---|---|---|---|---|---|---|
| 2026 | $1.38B | 10 | 13 | First Dakota National Bank | 53.8% | 3,347 |
| 2025 | $1.35B | 8 | 11 | First Dakota National Bank | 58.0% | 3,795 |
| 2024 | $1.28B | 7 | 10 | First Dakota National Bank | 59.2% | 3,914 |
| 2023 | $1.43B | 7 | 10 | First Dakota National Bank | 66.0% | 4,623 |
| 2022 | $1.18B | 7 | 10 | First Dakota National Bank | 57.1% | 3,737 |
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.