| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | Associated Bank, National Association | Bank | 2 | $292.5M | 18.80% |
| 2 | BMO Bank National Association | Bank | 3 | $215.9M | 13.88% |
| 3 | Peoples State Bank | Bank | 2 | $191.7M | 12.32% |
| 4 | IncredibleBank | Bank | 1 | $191.1M | 12.28% |
| 5 | Nicolet National Bank | Bank | 2 | $162.9M | 10.47% |
| 6 | CoVantage Credit Union | Credit union | 1 | $146.4M* | 9.41% |
| 7 | Ripco Credit Union | Credit union | 3 | $126.4M* | 8.13% |
| 8 | Park City Credit Union | Credit union | 2 | $113.0M* | 7.26% |
| 9 | U.S. Bank National Association | Bank | 1 | $106.2M | 6.82% |
| 10 | Forward Bank | Bank | 1 | $9.8M | 0.63% |
* Credit-union deposits are estimated (June total shares spread evenly across branches).
| Year | Deposits | Institutions | Branches | Leader | Top share | HHI |
|---|---|---|---|---|---|---|
| 2026 | $1.56B | 10 | 18 | Associated Bank, National Association | 18.8% | 1,213 |
| 2025 | $1.54B | 10 | 18 | Associated Bank, National Association | 18.1% | 1,218 |
| 2024 | $1.56B | 11 | 19 | Associated Bank, National Association | 17.3% | 1,185 |
| 2023 | $1.51B | 10 | 17 | Associated Bank, National Association | 17.5% | 1,202 |
| 2022 | $1.43B | 9 | 16 | Associated Bank, National Association | 18.7% | 1,236 |
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.