| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | BMO Bank National Association | Bank | 14 | $2.36B | 10.77% |
| 2 | Town Bank, National Association | Bank | 6 | $1.89B | 8.63% |
| 3 | JPMorgan Chase Bank, National Association | Bank | 10 | $1.84B | 8.41% |
| 4 | Associated Bank, National Association | Bank | 13 | $1.63B | 7.47% |
| 5 | Landmark Credit Union | Credit union | 10 | $1.61B* | 7.36% |
| 6 | Bank Five Nine | Bank | 8 | $1.52B | 6.94% |
| 7 | U.S. Bank National Association | Bank | 13 | $1.50B | 6.84% |
| 8 | Waukesha State Bank | Bank | 15 | $1.26B | 5.78% |
| 9 | Citizens Bank | Bank | 9 | $848.6M | 3.88% |
| 10 | Summit Credit Union | Credit union | 7 | $780.2M* | 3.56% |
| 48 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 | $21.89B | 58 | 196 | BMO Bank National Association | 10.8% | 571 |
| 2024 | $21.27B | 59 | 200 | BMO Bank National Association | 11.4% | 588 |
| 2023 | $20.99B | 55 | 195 | BMO Bank National Association | 11.5% | 595 |
| 2022 | $20.96B | 50 | 193 | BMO Bank National Association | 12.3% | 610 |
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.