The WACC of Alcoa Corp (AA) is 9.9%.
| Range | Selected | |
| Cost of equity | 9.50% - 12.00% | 10.75% |
| Tax rate | 26.20% - 27.00% | 26.60% |
| Cost of debt | 6.10% - 6.60% | 6.35% |
| WACC | 8.8% - 11.0% | 9.9% |
| Category | Low | High |
| Long-term bond rate | 3.9% | 4.4% |
| Equity market risk premium | 4.6% | 5.6% |
| Adjusted beta | 1.23 | 1.27 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 9.50% | 12.00% |
| Tax rate | 26.20% | 27.00% |
| Debt/Equity ratio | 0.17 | 0.17 |
| Cost of debt | 6.10% | 6.60% |
| After-tax WACC | 8.8% | 11.0% |
| Selected WACC | 9.9% | |