| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | BOKF, National Association | Bank | 21 | $12.42B | 32.94% |
| 2 | Arvest Bank | Bank | 22 | $2.62B | 6.95% |
| 3 | Bank of America, National Association | Bank | 9 | $1.71B | 4.53% |
| 4 | JPMorgan Chase Bank, National Association | Bank | 9 | $1.28B | 3.40% |
| 5 | Ttcu Federal Credit Union | Credit union | 13 | $1.27B* | 3.36% |
| 6 | Mabrey Bank | Bank | 8 | $1.13B | 2.99% |
| 7 | BancFirst | Bank | 9 | $1.12B | 2.96% |
| 8 | Regent Bank | Bank | 1 | $1.12B | 2.96% |
| 9 | MidFirst Bank | Bank | 10 | $1.08B | 2.86% |
| 10 | First Oklahoma Bank | Bank | 2 | $1.01B | 2.69% |
| 63 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 | $37.70B | 73 | 268 | BOKF, National Association | 32.9% | 1,260 |
| 2024 | $34.45B | 72 | 268 | BOKF, National Association | 31.1% | 1,158 |
| 2023 | $32.70B | 68 | 261 | BOKF, National Association | 30.3% | 1,117 |
| 2022 | $34.48B | 65 | 260 | BOKF, National Association | 31.6% | 1,205 |
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.