| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | Trustmark Bank | Bank | 12 | $3.63B | 34.89% |
| 2 | The Huntington National Bank | Bank | 7 | $1.94B | 18.65% |
| 3 | Regions Bank | Bank | 12 | $1.72B | 16.58% |
| 4 | BankPlus | Bank | 8 | $1.18B | 11.32% |
| 5 | Story Bank DBA Story Financial Partners | Bank | 1 | $576.7M | 5.55% |
| 6 | Keesler Federal Credit Union | Credit union | 3 | $213.5M* | 2.05% |
| 7 | Jackson Area Federal Credit Union | Credit union | 3 | $136.2M* | 1.31% |
| 8 | Merchants and Planters Bank | Bank | 5 | $126.5M | 1.22% |
| 9 | Mutual Federal Credit Union | Credit union | 3 | $125.1M* | 1.20% |
| 10 | Hope Federal Credit Union | Credit union | 3 | $117.9M* | 1.13% |
| 22 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 | $10.39B | 32 | 88 | Trustmark Bank | 34.9% | 2,012 |
| 2025 | $9.22B | 32 | 89 | Trustmark Bank | 37.0% | 2,124 |
| 2024 | $9.01B | 34 | 91 | Trustmark Bank | 39.3% | 2,255 |
| 2023 | $9.27B | 32 | 92 | Trustmark Bank | 36.3% | 2,075 |
| 2022 | $8.29B | 32 | 96 | Trustmark Bank | 33.9% | 1,955 |
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.