| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | Banco Popular de Puerto Rico | Bank | 8 | $1.16B | 39.93% |
| 2 | FirstBank Puerto Rico | Bank | 3 | $640.4M | 22.08% |
| 3 | Pentagon Federal Credit Union | Credit union | 1 | $522.6M* | 18.02% |
| 4 | Oriental Bank | Bank | 4 | $458.8M | 15.82% |
| 5 | Caribe Federal Credit Union | Credit union | 1 | $98.8M* | 3.41% |
| 6 | General Electric Employees Federal Credit Union | Credit union | 1 | $21.3M* | 0.73% |
* Credit-union deposits are estimated (June total shares spread evenly across branches).
| Year | Deposits | Institutions | Branches | Leader | Top share | HHI |
|---|---|---|---|---|---|---|
| 2026 | $2.90B | 6 | 18 | Banco Popular de Puerto Rico | 39.9% | 2,669 |
| 2025 | $2.92B | 6 | 18 | Banco Popular de Puerto Rico | 38.0% | 2,610 |
| 2024 | $2.96B | 6 | 18 | Banco Popular de Puerto Rico | 37.2% | 2,558 |
| 2023 | $2.95B | 6 | 18 | Banco Popular de Puerto Rico | 38.4% | 2,596 |
| 2022 | $2.99B | 6 | 18 | Banco Popular de Puerto Rico | 38.4% | 2,576 |
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