| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | Isabella Bank | Bank | 5 | $249.0M | 29.85% |
| 2 | The Huntington National Bank | Bank | 1 | $167.8M | 20.11% |
| 3 | Fifth Third Bank, National Association | Bank | 2 | $112.1M | 13.44% |
| 4 | Horizon Bank | Bank | 1 | $76.3M | 9.15% |
| 5 | Wmcu Credit Union | Credit union | 2 | $57.4M* | 6.89% |
| 6 | Mercantile Bank | Bank | 1 | $53.3M | 6.39% |
| 7 | Independent Bank | Bank | 1 | $48.6M | 5.82% |
| 8 | Community First Federal Credit Union | Credit union | 2 | $45.1M* | 5.40% |
| 9 | Lake-Osceola State Bank | Bank | 2 | $24.6M | 2.95% |
| 10 | PNC Bank, National Association | Bank | 2 | $0 | 0.00% |
* Credit-union deposits are estimated (June total shares spread evenly across branches).
| Year | Deposits | Institutions | Branches | Leader | Top share | HHI |
|---|---|---|---|---|---|---|
| 2026 | $834.1M | 10 | 19 | Isabella Bank | 29.9% | 1,720 |
| 2025 | $808.3M | 10 | 18 | Isabella Bank | 29.8% | 1,718 |
| 2024 | $755.0M | 10 | 18 | Isabella Bank | 29.3% | 1,711 |
| 2023 | $808.2M | 10 | 18 | Isabella Bank | 26.8% | 1,599 |
| 2022 | $817.5M | 9 | 17 | Isabella Bank | 27.0% | 1,622 |
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.