The WACC of Mistras Group Inc (MG) is 7.5%.
| Range | Selected | |
| Cost of equity | 8.30% - 11.30% | 9.80% |
| Tax rate | 22.70% - 34.50% | 28.60% |
| Cost of debt | 5.30% - 7.00% | 6.15% |
| WACC | 6.5% - 8.5% | 7.5% |
| Category | Low | High |
| Long-term bond rate | 3.9% | 4.4% |
| Equity market risk premium | 4.6% | 5.6% |
| Adjusted beta | 0.97 | 1.15 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 8.30% | 11.30% |
| Tax rate | 22.70% | 34.50% |
| Debt/Equity ratio | 0.74 | 0.74 |
| Cost of debt | 5.30% | 7.00% |
| After-tax WACC | 6.5% | 8.5% |
| Selected WACC | 7.5% | |