The WACC of Alcoa Corp (AA) is 8.8%.
| Range | Selected | |
| Cost of equity | 8.70% - 11.70% | 10.20% |
| Tax rate | 26.20% - 27.00% | 26.60% |
| Cost of debt | 4.90% - 6.50% | 5.70% |
| WACC | 7.5% - 10.1% | 8.8% |
| Category | Low | High |
| Long-term bond rate | 3.9% | 4.4% |
| Equity market risk premium | 4.6% | 5.6% |
| Adjusted beta | 1.05 | 1.22 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 8.70% | 11.70% |
| Tax rate | 26.20% | 27.00% |
| Debt/Equity ratio | 0.29 | 0.29 |
| Cost of debt | 4.90% | 6.50% |
| After-tax WACC | 7.5% | 10.1% |
| Selected WACC | 8.8% | |