The WACC of Alten SA (ATE.PA) is 8.2%.
| Range | Selected | |
| Cost of equity | 7.60% - 10.10% | 8.85% |
| Tax rate | 27.30% - 27.60% | 27.45% |
| Cost of debt | 5.00% - 5.00% | 5.00% |
| WACC | 7.1% - 9.3% | 8.2% |
| Category | Low | High |
| Long-term bond rate | 3.0% | 3.5% |
| Equity market risk premium | 5.8% | 6.8% |
| Adjusted beta | 0.79 | 0.89 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 7.60% | 10.10% |
| Tax rate | 27.30% | 27.60% |
| Debt/Equity ratio | 0.13 | 0.13 |
| Cost of debt | 5.00% | 5.00% |
| After-tax WACC | 7.1% | 9.3% |
| Selected WACC | 8.2% | |