The WACC of ALLETE Inc (ALE) is 5.2%.
| Range | Selected | |
| Cost of equity | 5.40% - 6.90% | 6.15% |
| Tax rate | 20.00% - 27.00% | 23.50% |
| Cost of debt | 4.00% - 4.50% | 4.25% |
| WACC | 4.7% - 5.7% | 5.2% |
| Category | Low | High |
| Long-term bond rate | 3.9% | 4.4% |
| Equity market risk premium | 4.6% | 5.6% |
| Adjusted beta | 0.32 | 0.36 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 5.40% | 6.90% |
| Tax rate | 20.00% | 27.00% |
| Debt/Equity ratio | 0.48 | 0.48 |
| Cost of debt | 4.00% | 4.50% |
| After-tax WACC | 4.7% | 5.7% |
| Selected WACC | 5.2% | |