| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | Simmons Bank | Bank | 4 | $532.2M | 20.95% |
| 2 | BancFirst | Bank | 3 | $478.2M | 18.82% |
| 3 | RCB Bank | Bank | 4 | $222.2M | 8.75% |
| 4 | The Payne County Bank | Bank | 1 | $215.7M | 8.49% |
| 5 | Okunity Federal Credit Union | Credit union | 2 | $175.3M* | 6.90% |
| 6 | Blue Sky Bank | Bank | 3 | $169.5M | 6.67% |
| 7 | Tinker Federal Credit Union | Credit union | 1 | $160.1M* | 6.30% |
| 8 | Exchange Bank and Trust Company | Bank | 2 | $134.2M | 5.28% |
| 9 | Great Plains National Bank | Bank | 1 | $91.1M | 3.59% |
| 10 | The Bank, National Association | Bank | 2 | $81.1M | 3.19% |
| 8 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 | $2.54B | 18 | 31 | Simmons Bank | 20.9% | 1,144 |
| 2024 | $2.40B | 18 | 32 | Simmons Bank | 22.6% | 1,169 |
| 2023 | $2.28B | 18 | 32 | Simmons Bank | 22.4% | 1,148 |
| 2022 | $2.28B | 17 | 28 | Simmons Bank | 23.9% | 1,237 |
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.