| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | JPMorgan Chase Bank, National Association | Bank | 11 | $3.53B | 20.73% |
| 2 | St. Charles Bank & Trust Company, National Association | Bank | 7 | $2.36B | 13.86% |
| 3 | Old Second National Bank | Bank | 14 | $1.92B | 11.28% |
| 4 | BMO Bank National Association | Bank | 15 | $1.40B | 8.19% |
| 5 | Consumers Credit Union | Credit union | 8 | $1.18B* | 6.94% |
| 6 | Fifth Third Bank, National Association | Bank | 10 | $1.18B | 6.93% |
| 7 | PNC Bank, National Association | Bank | 8 | $641.2M | 3.76% |
| 8 | First American Bank | Bank | 6 | $589.0M | 3.46% |
| 9 | Bank of America, National Association | Bank | 4 | $576.2M | 3.38% |
| 10 | U.S. Bank National Association | Bank | 4 | $432.7M | 2.54% |
| 30 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 | $17.04B | 40 | 132 | JPMorgan Chase Bank, National Association | 20.7% | 980 |
| 2025 | $16.57B | 41 | 133 | JPMorgan Chase Bank, National Association | 20.9% | 972 |
| 2024 | $15.23B | 39 | 132 | JPMorgan Chase Bank, National Association | 22.5% | 1,036 |
| 2023 | $14.76B | 39 | 133 | JPMorgan Chase Bank, National Association | 24.0% | 1,094 |
| 2022 | $14.66B | 38 | 134 | JPMorgan Chase Bank, National Association | 24.6% | 1,117 |
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.