The WACC of Enphase Energy Inc (ENPH) is 11.3%.
| Range | Selected | |
| Cost of equity | 10.50% - 13.40% | 11.95% |
| Tax rate | 13.10% - 16.30% | 14.70% |
| Cost of debt | 4.00% - 4.90% | 4.45% |
| WACC | 9.9% - 12.7% | 11.3% |
| Category | Low | High |
| Long-term bond rate | 4.2% | 4.7% |
| Equity market risk premium | 5.0% | 6.0% |
| Adjusted beta | 1.27 | 1.38 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 10.50% | 13.40% |
| Tax rate | 13.10% | 16.30% |
| Debt/Equity ratio | 0.09 | 0.09 |
| Cost of debt | 4.00% | 4.90% |
| After-tax WACC | 9.9% | 12.7% |
| Selected WACC | 11.3% | |