| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | Grand Savings Bank | Bank | 2 | $339.9M | 38.82% |
| 2 | Bank of Grand Lake | Bank | 1 | $190.5M | 21.75% |
| 3 | Arvest Bank | Bank | 3 | $164.0M | 18.73% |
| 4 | BancFirst | Bank | 1 | $79.1M | 9.03% |
| 5 | BOKF, National Association | Bank | 1 | $54.9M | 6.27% |
| 6 | Local Bank | Bank | 1 | $23.2M | 2.65% |
| 7 | Carson Community Bank | Bank | 1 | $13.5M | 1.54% |
| 8 | RCB Bank | Bank | 1 | $10.6M | 1.21% |
| Year | Deposits | Institutions | Branches | Leader | Top share | HHI |
|---|---|---|---|---|---|---|
| 2026 | $875.7M | 8 | 11 | Grand Savings Bank | 38.8% | 2,463 |
| 2025 | $858.9M | 8 | 11 | Grand Savings Bank | 38.0% | 2,466 |
| 2024 | $825.6M | 8 | 11 | Grand Savings Bank | 39.4% | 2,588 |
| 2023 | $813.2M | 7 | 10 | Grand Savings Bank | 41.2% | 2,686 |
| 2022 | $820.5M | 7 | 10 | Grand Savings Bank | 38.0% | 2,530 |
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.