The WACC of I3 Energy PLC (I3E.L) is 10.4%.
| Range | Selected | |
| Cost of equity | 9.30% - 13.50% | 11.40% |
| Tax rate | 7.30% - 16.20% | 11.75% |
| Cost of debt | 6.50% - 7.60% | 7.05% |
| WACC | 8.7% - 12.2% | 10.4% |
| Category | Low | High |
| Long-term bond rate | 4.0% | 4.5% |
| Equity market risk premium | 6.0% | 7.0% |
| Adjusted beta | 0.89 | 1.22 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 9.30% | 13.50% |
| Tax rate | 7.30% | 16.20% |
| Debt/Equity ratio | 0.23 | 0.23 |
| Cost of debt | 6.50% | 7.60% |
| After-tax WACC | 8.7% | 12.2% |
| Selected WACC | 10.4% | |