The WACC of AECOM (ACM) is 7.9%.
| Range | Selected | |
| Cost of equity | 7.40% - 9.40% | 8.40% |
| Tax rate | 21.60% - 22.90% | 22.25% |
| Cost of debt | 5.10% - 8.00% | 6.55% |
| WACC | 6.9% - 8.9% | 7.9% |
| Category | Low | High |
| Long-term bond rate | 3.9% | 4.4% |
| Equity market risk premium | 4.6% | 5.6% |
| Adjusted beta | 0.77 | 0.81 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 7.40% | 9.40% |
| Tax rate | 21.60% | 22.90% |
| Debt/Equity ratio | 0.17 | 0.17 |
| Cost of debt | 5.10% | 8.00% |
| After-tax WACC | 6.9% | 8.9% |
| Selected WACC | 7.9% | |