The WACC of Alkermes Plc (ALKS) is 7.8%.
| Range | Selected | |
| Cost of equity | 6.90% - 9.20% | 8.05% |
| Tax rate | 11.00% - 17.90% | 14.45% |
| Cost of debt | 4.50% - 4.50% | 4.50% |
| WACC | 6.8% - 8.9% | 7.8% |
| Category | Low | High |
| Long-term bond rate | 3.9% | 4.4% |
| Equity market risk premium | 4.6% | 5.6% |
| Adjusted beta | 0.67 | 0.77 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 6.90% | 9.20% |
| Tax rate | 11.00% | 17.90% |
| Debt/Equity ratio | 0.06 | 0.06 |
| Cost of debt | 4.50% | 4.50% |
| After-tax WACC | 6.8% | 8.9% |
| Selected WACC | 7.8% | |