| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | Old National Bank | Bank | 1 | $410.2M | 21.65% |
| 2 | Heritage Bank National Association | Bank | 4 | $341.3M | 18.01% |
| 3 | Wells Fargo Bank, National Association | Bank | 1 | $160.8M | 8.49% |
| 4 | Lake Region Bank | Bank | 3 | $128.6M | 6.79% |
| 5 | PrinsBank | Bank | 1 | $125.9M | 6.64% |
| 6 | Home State Bank | Bank | 1 | $105.8M | 5.58% |
| 7 | Co-Op Credit Union Of Montevideo Credit Union | Credit union | 1 | $80.4M* | 4.24% |
| 8 | Citizens Alliance Bank | Bank | 1 | $75.5M | 3.99% |
| 9 | Magnifi Financial Credit Union | Credit union | 1 | $74.9M* | 3.96% |
| 10 | United Prairie Bank | Bank | 1 | $70.8M | 3.74% |
| 5 more institutions, year-over-year share and branch changes with Pro →$29/mo, cancel any time. | |||||
* Credit-union deposits are estimated (June total shares spread evenly across branches).
| Year | Deposits | Institutions | Branches | Leader | Top share | HHI |
|---|---|---|---|---|---|---|
| 2025 | $1.89B | 15 | 22 | Old National Bank | 21.6% | 1,108 |
| 2024 | $1.66B | 14 | 21 | Heritage Bank National Association | 21.5% | 1,134 |
| 2023 | $1.67B | 14 | 21 | Heritage Bank National Association | 20.4% | 1,114 |
| 2022 | $1.69B | 14 | 21 | Heritage Bank National Association | 18.8% | 1,071 |
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.