The WACC of DTE Energy Co (DTE) is 5.0%.
| Range | Selected | |
| Cost of equity | 5.20% - 6.90% | 6.05% |
| Tax rate | 10.80% - 11.10% | 10.95% |
| Cost of debt | 4.00% - 4.50% | 4.25% |
| WACC | 4.5% - 5.6% | 5.0% |
| Category | Low | High |
| Long-term bond rate | 3.9% | 4.4% |
| Equity market risk premium | 4.6% | 5.6% |
| Adjusted beta | 0.3 | 0.37 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 5.20% | 6.90% |
| Tax rate | 10.80% | 11.10% |
| Debt/Equity ratio | 0.83 | 0.83 |
| Cost of debt | 4.00% | 4.50% |
| After-tax WACC | 4.5% | 5.6% |
| Selected WACC | 5.0% | |