The WACC of NAPCO Security Technologies Inc (NSSC) is 6.7%.
| Range | Selected | |
| Cost of equity | 8.30% - 10.80% | 9.55% |
| Tax rate | 12.50% - 13.50% | 13.00% |
| Cost of debt | 4.50% - 4.50% | 4.50% |
| WACC | 6.1% - 7.4% | 6.7% |
| Category | Low | High |
| Long-term bond rate | 3.9% | 4.4% |
| Equity market risk premium | 4.6% | 5.6% |
| Adjusted beta | 0.97 | 1.06 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 8.30% | 10.80% |
| Tax rate | 12.50% | 13.50% |
| Debt/Equity ratio | 1 | 1 |
| Cost of debt | 4.50% | 4.50% |
| After-tax WACC | 6.1% | 7.4% |
| Selected WACC | 6.7% | |