| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | Principal Bank | Bank | 1 | $8.38B | 23.51% |
| 2 | Bankers Trust Company | Bank | 12 | $4.43B | 12.42% |
| 3 | Wells Fargo Bank, National Association | Bank | 12 | $3.24B | 9.10% |
| 4 | U.S. Bank National Association | Bank | 11 | $3.22B | 9.03% |
| 5 | West Bank | Bank | 5 | $2.52B | 7.06% |
| 6 | Bank of America, National Association | Bank | 4 | $2.36B | 6.63% |
| 7 | GreenState Credit Union | Credit union | 7 | $1.75B* | 4.92% |
| 8 | Veridian Credit Union | Credit union | 8 | $1.71B* | 4.79% |
| 9 | Community State Bank | Bank | 8 | $1.25B | 3.52% |
| 10 | First Interstate Bank | Bank | 5 | $548.9M | 1.54% |
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* Credit-union deposits are estimated (June total shares spread evenly across branches).
| Year | Deposits | Institutions | Branches | Leader | Top share | HHI |
|---|---|---|---|---|---|---|
| 2025 | $35.64B | 60 | 182 | Principal Bank | 23.5% | 1,038 |
| 2024 | $36.29B | 60 | 185 | Principal Bank | 22.6% | 1,031 |
| 2023 | $33.03B | 59 | 182 | Principal Bank | 23.2% | 1,002 |
| 2022 | $31.95B | 57 | 181 | Principal Bank | 24.1% | 1,033 |
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.