The WACC of Whiting Petroleum Corp (WLL) is 8.1%.
| Range | Selected | |
| Cost of equity | 6.90% - 9.30% | 8.10% |
| Tax rate | 1.20% - 14.00% | 7.60% |
| Cost of debt | 4.00% - 4.50% | 4.25% |
| WACC | 6.9% - 9.3% | 8.1% |
| Category | Low | High |
| Long-term bond rate | 3.2% | 3.7% |
| Equity market risk premium | 4.2% | 5.2% |
| Adjusted beta | 0.89 | 0.97 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 6.90% | 9.30% |
| Tax rate | 1.20% | 14.00% |
| Debt/Equity ratio | 0 | 0 |
| Cost of debt | 4.00% | 4.50% |
| After-tax WACC | 6.9% | 9.3% |
| Selected WACC | 8.1% | |