| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | Ixonia Bank | Bank | 3 | $400.9M | 15.23% |
| 2 | PremierBank | Bank | 7 | $354.8M | 13.48% |
| 3 | Bank of Lake Mills | Bank | 2 | $326.0M | 12.38% |
| 4 | Fort Community Credit Union | Credit union | 5 | $271.2M* | 10.30% |
| 5 | Summit Credit Union | Credit union | 2 | $222.9M* | 8.47% |
| 6 | Bank Cmg | Bank | 2 | $173.1M | 6.58% |
| 7 | Associated Bank, National Association | Bank | 2 | $161.4M | 6.13% |
| 8 | Landmark Credit Union | Credit union | 1 | $161.1M* | 6.12% |
| 9 | BMO Bank National Association | Bank | 1 | $144.7M | 5.50% |
| 10 | Badger Bank | Bank | 3 | $117.6M | 4.47% |
| 7 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 | $2.63B | 17 | 37 | Ixonia Bank | 15.2% | 941 |
| 2024 | $2.52B | 17 | 38 | Ixonia Bank | 17.3% | 962 |
| 2023 | $2.52B | 17 | 37 | Ixonia Bank | 15.5% | 924 |
| 2022 | $2.55B | 17 | 37 | Ixonia Bank | 14.7% | 916 |
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.