| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | Tompkins Bank & Trust | Bank | 9 | $1.84B | 48.08% |
| 2 | Beginnings Credit Union | Credit union | 8 | $745.9M* | 19.49% |
| 3 | Manufacturers and Traders Trust Company | Bank | 2 | $258.8M | 6.76% |
| 4 | JPMorgan Chase Bank, National Association | Bank | 1 | $174.1M | 4.55% |
| 5 | Chemung Canal Trust Company, National Association | Bank | 2 | $119.6M | 3.13% |
| 6 | The First National Bank of Groton | Bank | 1 | $116.6M | 3.05% |
| 7 | Community Bank, National Association | Bank | 2 | $107.6M | 2.81% |
| 8 | KeyBank National Association | Bank | 1 | $106.1M | 2.77% |
| 9 | The First National Bank of Dryden | Bank | 1 | $96.2M | 2.51% |
| 10 | Visions Federal Credit Union | Credit union | 1 | $82.1M* | 2.15% |
| 5 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 |
|---|---|---|---|---|---|---|
| 2026 | $3.83B | 15 | 33 | Tompkins Bank & Trust | 48.1% | 2,810 |
| 2025 | $3.71B | 15 | 37 | Tompkins Bank & Trust | 45.1% | 2,614 |
| 2024 | $3.58B | 15 | 38 | Tompkins Bank & Trust | 45.0% | 2,558 |
| 2023 | $3.69B | 15 | 39 | Tompkins Bank & Trust | 46.3% | 2,712 |
| 2022 | $3.75B | 14 | 37 | Tompkins Bank & Trust | 47.3% | 2,767 |
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.