| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | First Southern Bank | Bank | 7 | $460.8M | 32.98% |
| 2 | Siu Credit Union | Credit union | 3 | $204.5M* | 14.64% |
| 3 | Regions Bank | Bank | 2 | $164.8M | 11.79% |
| 4 | First Mid Bank & Trust, National Association | Bank | 2 | $154.5M | 11.06% |
| 5 | Banterra Bank | Bank | 1 | $116.5M | 8.34% |
| 6 | First State Bank of Campbell Hill | Bank | 1 | $80.4M | 5.75% |
| 7 | The First Bank and Trust Company of Murphysboro | Bank | 1 | $78.7M | 5.64% |
| 8 | The First National Bank of Ava | Bank | 1 | $69.5M | 4.98% |
| 9 | Murphy-Wall State Bank and Trust Company | Bank | 2 | $42.5M | 3.04% |
| 10 | Legence Bank | Bank | 1 | $17.7M | 1.27% |
| 3 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 | $1.40B | 13 | 24 | First Southern Bank | 33.0% | 1,734 |
| 2024 | $1.40B | 13 | 25 | First Southern Bank | 33.2% | 1,740 |
| 2023 | $1.41B | 13 | 25 | First Southern Bank | 31.8% | 1,705 |
| 2022 | $1.21B | 13 | 22 | First Southern Bank | 19.5% | 1,336 |
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.