The WACC of Pennon Group PLC (PNN.L) is 7.7%.
| Range | Selected | |
| Cost of equity | 8.10% - 11.80% | 9.95% |
| Tax rate | 19.00% - 19.00% | 19.00% |
| Cost of debt | 4.00% - 12.50% | 8.25% |
| WACC | 4.7% - 10.6% | 7.7% |
| Category | Low | High |
| Long-term bond rate | 4.0% | 4.5% |
| Equity market risk premium | 6.0% | 7.0% |
| Adjusted beta | 0.68 | 0.97 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 8.10% | 11.80% |
| Tax rate | 19.00% | 19.00% |
| Debt/Equity ratio | 2.27 | 2.27 |
| Cost of debt | 4.00% | 12.50% |
| After-tax WACC | 4.7% | 10.6% |
| Selected WACC | 7.7% | |