| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | BOKF, National Association | Bank | 21 | $12.22B | 27.41% |
| 2 | Arvest Bank | Bank | 25 | $2.91B | 6.52% |
| 3 | BancFirst | Bank | 19 | $1.85B | 4.15% |
| 4 | Bank of America, National Association | Bank | 9 | $1.64B | 3.67% |
| 5 | Ttcu Federal Credit Union | Credit union | 14 | $1.45B* | 3.26% |
| 6 | Mabrey Bank | Bank | 11 | $1.40B | 3.13% |
| 7 | RCB Bank | Bank | 16 | $1.36B | 3.05% |
| 8 | JPMorgan Chase Bank, National Association | Bank | 11 | $1.32B | 2.96% |
| 9 | Regent Bank | Bank | 2 | $1.32B | 2.96% |
| 10 | MidFirst Bank | Bank | 10 | $1.30B | 2.91% |
| 71 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 |
|---|---|---|---|---|---|---|
| 2026 | $44.60B | 81 | 363 | BOKF, National Association | 27.4% | 932 |
| 2025 | $42.83B | 83 | 356 | BOKF, National Association | 29.0% | 1,017 |
| 2024 | $40.34B | 83 | 360 | BOKF, National Association | 26.6% | 891 |
| 2023 | $38.60B | 80 | 355 | BOKF, National Association | 25.7% | 851 |
| 2022 | $40.43B | 79 | 358 | BOKF, National Association | 27.0% | 924 |
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.