The WACC of ADTRAN Inc (ADTN) is 7.2%.
| Range | Selected | |
| Cost of equity | 6.30% - 9.80% | 8.05% |
| Tax rate | 26.20% - 27.00% | 26.60% |
| Cost of debt | 7.00% - 7.00% | 7.00% |
| WACC | 6.0% - 8.4% | 7.2% |
| Category | Low | High |
| Long-term bond rate | 3.9% | 4.4% |
| Equity market risk premium | 4.6% | 5.6% |
| Adjusted beta | 0.53 | 0.87 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 6.30% | 9.80% |
| Tax rate | 26.20% | 27.00% |
| Debt/Equity ratio | 0.42 | 0.42 |
| Cost of debt | 7.00% | 7.00% |
| After-tax WACC | 6.0% | 8.4% |
| Selected WACC | 7.2% | |