| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | Horicon Bank | Bank | 7 | $575.3M | 26.80% |
| 2 | Landmark Credit Union | Credit union | 3 | $483.3M* | 22.51% |
| 3 | Empeople Credit Union | Credit union | 4 | $227.8M* | 10.61% |
| 4 | BMO Bank National Association | Bank | 2 | $163.3M | 7.61% |
| 5 | State Bank of Reeseville | Bank | 3 | $124.3M | 5.79% |
| 6 | National Exchange Bank and Trust | Bank | 4 | $115.0M | 5.36% |
| 7 | Summit Credit Union | Credit union | 1 | $111.5M* | 5.19% |
| 8 | Associated Bank, National Association | Bank | 1 | $83.4M | 3.88% |
| 9 | Fox Valley Savings Bank | Bank | 1 | $69.2M | 3.22% |
| 10 | Mayville Savings Bank | Bank | 1 | $66.4M | 3.09% |
| 3 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 | $2.15B | 13 | 30 | Horicon Bank | 26.8% | 1,533 |
| 2024 | $1.84B | 13 | 28 | Horicon Bank | 29.5% | 1,672 |
| 2023 | $1.88B | 13 | 29 | Landmark Credit Union | 27.3% | 1,707 |
| 2022 | $1.97B | 13 | 29 | Horicon Bank | 26.9% | 1,653 |
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.