| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | Tri-County Bank | Bank | 4 | $269.2M | 25.40% |
| 2 | Eastern Michigan Bank | Bank | 5 | $211.8M | 19.98% |
| 3 | Thumb Bank and Trust | Bank | 7 | $196.9M | 18.58% |
| 4 | JPMorgan Chase Bank, National Association | Bank | 1 | $99.6M | 9.40% |
| 5 | The Huntington National Bank | Bank | 1 | $95.9M | 9.05% |
| 6 | Team One Credit Union | Credit union | 1 | $56.7M* | 5.35% |
| 7 | Independent Bank | Bank | 1 | $52.5M | 4.95% |
| 8 | Frankenmuth Credit Union | Credit union | 1 | $42.8M* | 4.04% |
| 9 | Security Credit Union | Credit union | 1 | $34.3M* | 3.24% |
* Credit-union deposits are estimated (June total shares spread evenly across branches).
| Year | Deposits | Institutions | Branches | Leader | Top share | HHI |
|---|---|---|---|---|---|---|
| 2026 | $1.06B | 9 | 22 | Tri-County Bank | 25.4% | 1,640 |
| 2025 | $1.02B | 9 | 23 | Tri-County Bank | 25.0% | 1,646 |
| 2024 | $993.7M | 9 | 22 | Eastern Michigan Bank | 23.5% | 1,658 |
| 2023 | $963.2M | 8 | 23 | Eastern Michigan Bank | 23.6% | 1,673 |
| 2022 | $1.02B | 8 | 22 | Eastern Michigan Bank | 25.8% | 1,694 |
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.