The WACC of Prosperity Bancshares Inc (PB) is 7.8%.
| Range | Selected | |
| Cost of equity | 8.40% - 11.20% | 9.80% |
| Tax rate | 21.00% - 21.30% | 21.15% |
| Cost of debt | 5.00% - 5.00% | 5.00% |
| WACC | 6.9% - 8.7% | 7.8% |
| Category | Low | High |
| Long-term bond rate | 3.9% | 4.4% |
| Equity market risk premium | 4.6% | 5.6% |
| Adjusted beta | 0.99 | 1.13 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 8.40% | 11.20% |
| Tax rate | 21.00% | 21.30% |
| Debt/Equity ratio | 0.52 | 0.52 |
| Cost of debt | 5.00% | 5.00% |
| After-tax WACC | 6.9% | 8.7% |
| Selected WACC | 7.8% | |