The WACC of Somfy SA (SO.PA) is 8.5%.
| Range | Selected | |
| Cost of equity | 7.40% - 9.80% | 8.60% |
| Tax rate | 18.50% - 19.00% | 18.75% |
| Cost of debt | 4.00% - 5.00% | 4.50% |
| WACC | 7.3% - 9.6% | 8.5% |
| Category | Low | High |
| Long-term bond rate | 3.0% | 3.5% |
| Equity market risk premium | 5.8% | 6.8% |
| Adjusted beta | 0.76 | 0.85 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 7.40% | 9.80% |
| Tax rate | 18.50% | 19.00% |
| Debt/Equity ratio | 0.02 | 0.02 |
| Cost of debt | 4.00% | 5.00% |
| After-tax WACC | 7.3% | 9.6% |
| Selected WACC | 8.5% | |