| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | Five Star Bank | Bank | 5 | $436.6M | 28.99% |
| 2 | Tompkins Bank & Trust | Bank | 3 | $316.7M | 21.03% |
| 3 | Community Bank, National Association | Bank | 4 | $296.4M | 19.68% |
| 4 | ESL Federal Credit Union | Credit union | 1 | $224.3M* | 14.89% |
| 5 | Genesee Valley Federal Credit Union | Credit union | 3 | $104.9M* | 6.97% |
| 6 | KeyBank National Association | Bank | 1 | $83.9M | 5.57% |
| 7 | Manufacturers and Traders Trust Company | Bank | 1 | $43.4M | 2.88% |
* Credit-union deposits are estimated (June total shares spread evenly across branches).
| Year | Deposits | Institutions | Branches | Leader | Top share | HHI |
|---|---|---|---|---|---|---|
| 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 | $1.44B | 7 | 19 | Five Star Bank | 27.5% | 1,954 |
| 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.