The WACC of Innospec Inc (IOSP) is 7.4%.
| Range | Selected | |
| Cost of equity | 9.30% - 13.00% | 11.15% |
| Tax rate | 26.80% - 27.80% | 27.30% |
| Cost of debt | 5.00% - 5.00% | 5.00% |
| WACC | 6.5% - 8.3% | 7.4% |
| Category | Low | High |
| Long-term bond rate | 3.9% | 4.4% |
| Equity market risk premium | 4.6% | 5.6% |
| Adjusted beta | 1.18 | 1.45 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 9.30% | 13.00% |
| Tax rate | 26.80% | 27.80% |
| Debt/Equity ratio | 1 | 1 |
| Cost of debt | 5.00% | 5.00% |
| After-tax WACC | 6.5% | 8.3% |
| Selected WACC | 7.4% | |