The WACC of ICON PLC (ICLR) is 8.8%.
| Range | Selected | |
| Cost of equity | 7.50% - 10.60% | 9.05% |
| Tax rate | 11.40% - 12.20% | 11.80% |
| Cost of debt | 5.60% - 11.20% | 8.40% |
| WACC | 7.1% - 10.5% | 8.8% |
| Category | Low | High |
| Long-term bond rate | 3.9% | 4.4% |
| Equity market risk premium | 4.6% | 5.6% |
| Adjusted beta | 0.8 | 1.03 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 7.50% | 10.60% |
| Tax rate | 11.40% | 12.20% |
| Debt/Equity ratio | 0.21 | 0.21 |
| Cost of debt | 5.60% | 11.20% |
| After-tax WACC | 7.1% | 10.5% |
| Selected WACC | 8.8% | |