The WACC of Phillips 66 (PSX) is 6.7%.
| Range | Selected | |
| Cost of equity | 6.80% - 8.50% | 7.65% |
| Tax rate | 20.60% - 22.70% | 21.65% |
| Cost of debt | 4.10% - 5.10% | 4.60% |
| WACC | 5.9% - 7.4% | 6.7% |
| Category | Low | High |
| Long-term bond rate | 3.9% | 4.4% |
| Equity market risk premium | 4.6% | 5.6% |
| Adjusted beta | 0.64 | 0.65 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 6.80% | 8.50% |
| Tax rate | 20.60% | 22.70% |
| Debt/Equity ratio | 0.33 | 0.33 |
| Cost of debt | 4.10% | 5.10% |
| After-tax WACC | 5.9% | 7.4% |
| Selected WACC | 6.7% | |