The WACC of OSI Systems Inc (OSIS) is 8.4%.
| Range | Selected | |
| Cost of equity | 7.90% - 10.40% | 9.15% |
| Tax rate | 19.30% - 22.20% | 20.75% |
| Cost of debt | 4.00% - 5.10% | 4.55% |
| WACC | 7.3% - 9.5% | 8.4% |
| Category | Low | High |
| Long-term bond rate | 3.9% | 4.4% |
| Equity market risk premium | 4.6% | 5.6% |
| Adjusted beta | 0.88 | 0.98 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 7.90% | 10.40% |
| Tax rate | 19.30% | 22.20% |
| Debt/Equity ratio | 0.15 | 0.15 |
| Cost of debt | 4.00% | 5.10% |
| After-tax WACC | 7.3% | 9.5% |
| Selected WACC | 8.4% | |