The WACC of Proteome Sciences PLC (PRM.L) is 6.2%.
| Range | Selected | |
| Cost of equity | 7.40% - 10.30% | 8.85% |
| Tax rate | 14.50% - 27.80% | 21.15% |
| Cost of debt | 5.00% - 5.00% | 5.00% |
| WACC | 5.7% - 6.7% | 6.2% |
| Category | Low | High |
| Long-term bond rate | 4.0% | 4.5% |
| Equity market risk premium | 6.0% | 7.0% |
| Adjusted beta | 0.57 | 0.76 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 7.40% | 10.30% |
| Tax rate | 14.50% | 27.80% |
| Debt/Equity ratio | 1.12 | 1.12 |
| Cost of debt | 5.00% | 5.00% |
| After-tax WACC | 5.7% | 6.7% |
| Selected WACC | 6.2% | |