| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | Arvest Bank | Bank | 2 | $157.0M | 40.54% |
| 2 | First Service Bank | Bank | 2 | $112.6M | 29.07% |
| 3 | Anstaff Bank | Bank | 1 | $43.0M | 11.09% |
| 4 | First Security Bank | Bank | 1 | $40.6M | 10.49% |
| 5 | Bank OZK | Bank | 1 | $26.7M | 6.89% |
| 6 | Bank of 1889 | Bank | 1 | $7.4M | 1.92% |
| Year | Deposits | Institutions | Branches | Leader | Top share | HHI |
|---|---|---|---|---|---|---|
| 2026 | $387.3M | 6 | 8 | Arvest Bank | 40.5% | 2,773 |
| 2025 | $371.0M | 6 | 8 | Arvest Bank | 42.4% | 2,776 |
| 2024 | $350.9M | 6 | 8 | Arvest Bank | 44.6% | 2,876 |
| 2023 | $326.0M | 6 | 8 | Arvest Bank | 43.9% | 2,788 |
| 2022 | $327.6M | 7 | 9 | Arvest Bank | 48.4% | 2,930 |
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.