The WACC of OSI Systems Inc (OSIS) is 9.5%.
| Range | Selected | |
| Cost of equity | 8.10% - 12.70% | 10.40% |
| Tax rate | 19.30% - 20.40% | 19.85% |
| Cost of debt | 4.40% - 4.80% | 4.60% |
| WACC | 7.5% - 11.4% | 9.5% |
| Category | Low | High |
| Long-term bond rate | 3.9% | 4.4% |
| Equity market risk premium | 4.6% | 5.6% |
| Adjusted beta | 0.93 | 1.39 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 8.10% | 12.70% |
| Tax rate | 19.30% | 20.40% |
| Debt/Equity ratio | 0.16 | 0.16 |
| Cost of debt | 4.40% | 4.80% |
| After-tax WACC | 7.5% | 11.4% |
| Selected WACC | 9.5% | |