The WACC of iomart group PLC (IOM.L) is 7.7%.
| Range | Selected | |
| Cost of equity | 8.80% - 11.60% | 10.20% |
| Tax rate | 18.40% - 20.30% | 19.35% |
| Cost of debt | 4.00% - 5.20% | 4.60% |
| WACC | 6.7% - 8.8% | 7.7% |
| Category | Low | High |
| Long-term bond rate | 4.0% | 4.5% |
| Equity market risk premium | 6.0% | 7.0% |
| Adjusted beta | 0.81 | 0.95 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 8.80% | 11.60% |
| Tax rate | 18.40% | 20.30% |
| Debt/Equity ratio | 0.61 | 0.61 |
| Cost of debt | 4.00% | 5.20% |
| After-tax WACC | 6.7% | 8.8% |
| Selected WACC | 7.7% | |