| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | Citibank, National Association | Bank | 2 | $522.25B | 98.17% |
| 2 | Pathward, National Association | Bank | 1 | $6.01B | 1.13% |
| 3 | Sunrise Banks, National Association | Bank | 2 | $1.54B | 0.29% |
| 4 | Wells Fargo Bank, National Association | Bank | 2 | $237.7M | 0.04% |
| 5 | The First National Bank in Sioux Falls | Bank | 4 | $227.0M | 0.04% |
| 6 | First Dakota National Bank | Bank | 2 | $167.0M | 0.03% |
| 7 | Central Bank | Bank | 2 | $160.6M | 0.03% |
| 8 | American Bank & Trust | Bank | 3 | $132.9M | 0.02% |
| 9 | First Bank & Trust | Bank | 1 | $114.4M | 0.02% |
| 10 | Black Hills Federal Credit Union | Credit union | 1 | $100.6M* | 0.02% |
| 20 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 |
|---|---|---|---|---|---|---|
| 2025 | $531.98B | 30 | 42 | Citibank, National Association | 98.2% | 9,639 |
| 2024 | $473.67B | 26 | 36 | Citibank, National Association | 97.9% | 9,594 |
| 2023 | $466.80B | 27 | 35 | Citibank, National Association | 96.8% | 9,384 |
| 2022 | $451.34B | 27 | 35 | Citibank, National Association | 98.3% | 9,670 |
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.