The WACC of Rosslyn Data Technologies PLC (RDT.L) is 6.3%.
| Range | Selected | |
| Cost of equity | 5.30% - 7.40% | 6.35% |
| Tax rate | 16.60% - 19.70% | 18.15% |
| Cost of debt | 7.00% - 7.00% | 7.00% |
| WACC | 5.3% - 7.4% | 6.3% |
| Category | Low | High |
| Long-term bond rate | 4.0% | 4.5% |
| Equity market risk premium | 6.0% | 7.0% |
| Adjusted beta | 0.14 | 0.27 |
| Additional risk adjustments | 0.5% | 1.0% |
| Cost of equity | 5.30% | 7.40% |
| Tax rate | 16.60% | 19.70% |
| Debt/Equity ratio | 0.03 | 0.03 |
| Cost of debt | 7.00% | 7.00% |
| After-tax WACC | 5.3% | 7.4% |
| Selected WACC | 6.3% | |