The WACC of Ionis Pharmaceuticals Inc (IONS) is 8.4%.
| Range | Selected | |
| Cost of equity | 7.60% - 10.80% | 9.20% |
| Tax rate | 7.60% - 11.90% | 9.75% |
| Cost of debt | 4.00% - 7.00% | 5.50% |
| WACC | 6.9% - 9.9% | 8.4% |
| Category | Low | High |
| Long-term bond rate | 3.9% | 4.4% |
| Equity market risk premium | 4.6% | 5.6% |
| Adjusted beta | 0.82 | 1.05 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 7.60% | 10.80% |
| Tax rate | 7.60% | 11.90% |
| Debt/Equity ratio | 0.24 | 0.24 |
| Cost of debt | 4.00% | 7.00% |
| After-tax WACC | 6.9% | 9.9% |
| Selected WACC | 8.4% | |