The WACC of Smithson Investment Trust PLC (SSON.L) is 9.5%.
| Range | Selected | |
| Cost of equity | 12.10% - 15.80% | 13.95% |
| Tax rate | 0.50% - 0.50% | 0.50% |
| Cost of debt | 5.00% - 5.00% | 5.00% |
| WACC | 8.5% - 10.4% | 9.5% |
| Category | Low | High |
| Long-term bond rate | 4.0% | 4.5% |
| Equity market risk premium | 6.0% | 7.0% |
| Adjusted beta | 1.36 | 1.55 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 12.10% | 15.80% |
| Tax rate | 0.50% | 0.50% |
| Debt/Equity ratio | 1 | 1 |
| Cost of debt | 5.00% | 5.00% |
| After-tax WACC | 8.5% | 10.4% |
| Selected WACC | 9.5% | |