The WACC of CMS Energy Corp (CMS) is 5.5%.
| Range | Selected | |
| Cost of equity | 5.70% - 7.90% | 6.80% |
| Tax rate | 18.40% - 19.20% | 18.80% |
| Cost of debt | 4.00% - 5.10% | 4.55% |
| WACC | 4.7% - 6.3% | 5.5% |
| Category | Low | High |
| Long-term bond rate | 3.9% | 4.4% |
| Equity market risk premium | 4.6% | 5.6% |
| Adjusted beta | 0.4 | 0.54 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 5.70% | 7.90% |
| Tax rate | 18.40% | 19.20% |
| Debt/Equity ratio | 0.73 | 0.73 |
| Cost of debt | 4.00% | 5.10% |
| After-tax WACC | 4.7% | 6.3% |
| Selected WACC | 5.5% | |