| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | Dacotah Bank | Bank | 2 | $137.9M | 60.91% |
| 2 | CorTrust Bank National Association | Bank | 2 | $43.2M | 19.06% |
| 3 | First Savings Bank | Bank | 2 | $25.2M | 11.14% |
| 4 | First Interstate Bank | Bank | 1 | $20.1M | 8.90% |
| Year | Deposits | Institutions | Branches | Leader | Top share | HHI |
|---|---|---|---|---|---|---|
| 2026 | $226.4M | 4 | 7 | Dacotah Bank | 60.9% | 4,277 |
| 2025 | $226.5M | 4 | 7 | Dacotah Bank | 60.9% | 4,270 |
| 2024 | $228.9M | 4 | 7 | Dacotah Bank | 60.3% | 4,222 |
| 2023 | $225.7M | 4 | 7 | Dacotah Bank | 59.0% | 4,103 |
| 2022 | $241.1M | 4 | 7 | Dacotah Bank | 56.4% | 3,881 |
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.