| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | Glacier Bank | Bank | 3 | $243.6M | 19.60% |
| 2 | Wells Fargo Bank, National Association | Bank | 1 | $219.9M | 17.69% |
| 3 | Opportunity Bank of Montana | Bank | 1 | $125.5M | 10.10% |
| 4 | First Montana Bank, Inc. | Bank | 1 | $124.7M | 10.04% |
| 5 | U.S. Bank National Association | Bank | 1 | $96.3M | 7.75% |
| 6 | Clearwater Federal Credit Union | Credit union | 1 | $85.9M* | 6.91% |
| 7 | Citizens Alliance Bank | Bank | 1 | $74.8M | 6.02% |
| 8 | Horizon Credit Union | Credit union | 1 | $55.8M* | 4.49% |
| 9 | Rocky Mountain Credit Union | Credit union | 1 | $52.4M* | 4.21% |
| 10 | Frontier Credit Union | Credit union | 1 | $43.4M* | 3.49% |
| 6 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 | $1.24B | 16 | 20 | Glacier Bank | 19.6% | 1,113 |
| 2025 | $1.24B | 16 | 18 | Glacier Bank | 19.3% | 1,056 |
| 2024 | $1.20B | 16 | 19 | Wells Fargo Bank, National Association | 17.2% | 989 |
| 2023 | $1.28B | 16 | 19 | Wells Fargo Bank, National Association | 17.1% | 998 |
| 2022 | $1.37B | 16 | 19 | Wells Fargo Bank, National Association | 19.7% | 1,057 |
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.