The WACC of Griffon Corp (GFF) is 9.1%.
| Range | Selected | |
| Cost of equity | 9.90% - 12.50% | 11.20% |
| Tax rate | 30.40% - 33.00% | 31.70% |
| Cost of debt | 5.30% - 6.60% | 5.95% |
| WACC | 8.1% - 10.1% | 9.1% |
| Category | Low | High |
| Long-term bond rate | 3.9% | 4.4% |
| Equity market risk premium | 4.6% | 5.6% |
| Adjusted beta | 1.31 | 1.37 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 9.90% | 12.50% |
| Tax rate | 30.40% | 33.00% |
| Debt/Equity ratio | 0.42 | 0.42 |
| Cost of debt | 5.30% | 6.60% |
| After-tax WACC | 8.1% | 10.1% |
| Selected WACC | 9.1% | |