The WACC of Guardant Health Inc (GH) is 6.9%.
| Range | Selected | |
| Cost of equity | 6.40% - 8.50% | 7.45% |
| Tax rate | 0.20% - 0.20% | 0.20% |
| Cost of debt | 5.00% - 5.00% | 5.00% |
| WACC | 6.1% - 7.8% | 6.9% |
| Category | Low | High |
| Long-term bond rate | 3.9% | 4.4% |
| Equity market risk premium | 4.6% | 5.6% |
| Adjusted beta | 0.56 | 0.64 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 6.40% | 8.50% |
| Tax rate | 0.20% | 0.20% |
| Debt/Equity ratio | 0.25 | 0.25 |
| Cost of debt | 5.00% | 5.00% |
| After-tax WACC | 6.1% | 7.8% |
| Selected WACC | 6.9% | |