The WACC of bluebird bio Inc (BLUE) is 6.9%.
| Range | Selected | |
| Cost of equity | 8.30% - 11.60% | 9.95% |
| Tax rate | 0.10% - 0.10% | 0.10% |
| Cost of debt | 5.00% - 5.00% | 5.00% |
| WACC | 6.3% - 7.5% | 6.9% |
| Category | Low | High |
| Long-term bond rate | 3.9% | 4.4% |
| Equity market risk premium | 4.6% | 5.6% |
| Adjusted beta | 0.97 | 1.2 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 8.30% | 11.60% |
| Tax rate | 0.10% | 0.10% |
| Debt/Equity ratio | 1.63 | 1.63 |
| Cost of debt | 5.00% | 5.00% |
| After-tax WACC | 6.3% | 7.5% |
| Selected WACC | 6.9% | |