| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | Five Star Bank | Bank | 5 | $442.8M | 29.45% |
| 2 | Tompkins Bank & Trust | Bank | 3 | $325.2M | 21.63% |
| 3 | Community Bank, National Association | Bank | 4 | $311.9M | 20.74% |
| 4 | ESL Federal Credit Union | Credit union | 1 | $183.8M* | 12.23% |
| 5 | Genesee Valley Federal Credit Union | Credit union | 3 | $109.2M* | 7.26% |
| 6 | KeyBank National Association | Bank | 1 | $84.5M | 5.62% |
| 7 | Manufacturers and Traders Trust Company | Bank | 1 | $46.1M | 3.06% |
* Credit-union deposits are estimated (June total shares spread evenly across branches).
| Year | Deposits | Institutions | Branches | Leader | Top share | HHI |
|---|---|---|---|---|---|---|
| 2026 | $1.50B | 7 | 18 | Five Star Bank | 29.4% | 2,009 |
| 2025 | $1.51B | 7 | 18 | Five Star Bank | 29.0% | 1,980 |
| 2024 | $1.44B | 7 | 18 | Five Star Bank | 27.9% | 1,948 |
| 2023 | $1.45B | 7 | 19 | Five Star Bank | 27.5% | 1,953 |
| 2022 | $1.51B | 8 | 21 | Five Star Bank | 24.9% | 1,862 |
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.