| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | CoVantage Credit Union | Credit union | 2 | $277.8M* | 10.30% |
| 2 | Associated Bank, National Association | Bank | 4 | $270.7M | 10.03% |
| 3 | BMO Bank National Association | Bank | 3 | $269.3M | 9.98% |
| 4 | Connexus Credit Union | Credit union | 1 | $223.6M* | 8.29% |
| 5 | JPMorgan Chase Bank, National Association | Bank | 1 | $191.0M | 7.08% |
| 6 | Sentry Credit Union | Credit union | 1 | $134.3M* | 4.98% |
| 7 | University Of Wisconsin Credit Union | Credit union | 1 | $131.3M* | 4.87% |
| 8 | The Pineries Bank | Bank | 1 | $127.7M | 4.73% |
| 9 | U.S. Bank National Association | Bank | 2 | $117.4M | 4.35% |
| 10 | The Portage County Bank | Bank | 2 | $116.1M | 4.30% |
| 14 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 | $2.70B | 24 | 35 | CoVantage Credit Union | 10.3% | 625 |
| 2024 | $3.11B | 24 | 34 | BMO Bank National Association | 27.3% | 1,091 |
| 2023 | $3.19B | 23 | 35 | BMO Bank National Association | 25.6% | 998 |
| 2022 | $3.18B | 22 | 34 | BMO Bank National Association | 26.4% | 1,048 |
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.