The WACC of BAE Systems PLC (BA.L) is 9.5%.
| Range | Selected | |
| Cost of equity | 9.40% - 11.50% | 10.45% |
| Tax rate | 12.20% - 14.80% | 13.50% |
| Cost of debt | 4.50% - 5.20% | 4.85% |
| 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 | 0.9 | 0.93 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 9.40% | 11.50% |
| Tax rate | 12.20% | 14.80% |
| Debt/Equity ratio | 0.17 | 0.17 |
| Cost of debt | 4.50% | 5.20% |
| After-tax WACC | 8.5% | 10.4% |
| Selected WACC | 9.5% | |