| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | Union Bank | Bank | 3 | $337.3M | 60.96% |
| 2 | First Financial Bank | Bank | 1 | $89.5M | 16.17% |
| 3 | Arvest Bank | Bank | 1 | $57.2M | 10.34% |
| 4 | Chambers Bank | Bank | 1 | $38.2M | 6.90% |
| 5 | Diamond Bank | Bank | 1 | $29.8M | 5.39% |
| 6 | Usem Mena Federal Credit Union | Credit union | 1 | $1.3M* | 0.24% |
* Credit-union deposits are estimated (June total shares spread evenly across branches).
| Year | Deposits | Institutions | Branches | Leader | Top share | HHI |
|---|---|---|---|---|---|---|
| 2025 | $553.3M | 6 | 8 | Union Bank | 61.0% | 4,161 |
| 2024 | $531.4M | 6 | 8 | Union Bank | 61.9% | 4,252 |
| 2023 | $475.4M | 6 | 8 | Union Bank | 62.0% | 4,259 |
| 2022 | $498.2M | 6 | 8 | Union Bank | 64.1% | 4,496 |
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.