| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | JPMorgan Chase Bank, National Association | Bank | 7 | $1.08B | 21.97% |
| 2 | Wells Fargo Bank, National Association | Bank | 8 | $1.07B | 21.85% |
| 3 | Desert Financial Credit Union | Credit union | 4 | $694.6M* | 14.12% |
| 4 | Bank of America, National Association | Bank | 4 | $397.4M | 8.08% |
| 5 | Mountain America Federal Credit Union | Credit union | 2 | $376.0M* | 7.64% |
| 6 | Pinal County Federal Credit Union | Credit union | 6 | $259.8M* | 5.28% |
| 7 | Enterprise Bank & Trust | Bank | 4 | $188.3M | 3.83% |
| 8 | U.S. Bank National Association | Bank | 3 | $163.7M | 3.33% |
| 9 | Vantage West Credit Union | Credit union | 1 | $141.1M* | 2.87% |
| 10 | BMO Bank National Association | Bank | 3 | $137.8M | 2.80% |
| 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 |
|---|---|---|---|---|---|---|
| 2026 | $4.92B | 18 | 52 | JPMorgan Chase Bank, National Association | 22.0% | 1,366 |
| 2025 | $4.83B | 18 | 52 | JPMorgan Chase Bank, National Association | 22.2% | 1,322 |
| 2024 | $4.62B | 18 | 51 | JPMorgan Chase Bank, National Association | 24.1% | 1,437 |
| 2023 | $4.74B | 17 | 51 | JPMorgan Chase Bank, National Association | 22.8% | 1,457 |
| 2022 | $4.87B | 17 | 51 | JPMorgan Chase Bank, National Association | 23.3% | 1,510 |
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.