The WACC of Castlight Health Inc (CSLT) is 6.4%.
| Range | Selected | |
| Cost of equity | 6.50% - 8.90% | 7.70% |
| Tax rate | 27.00% - 27.00% | 27.00% |
| Cost of debt | 7.00% - 7.00% | 7.00% |
| WACC | 5.8% - 7.0% | 6.4% |
| Category | Low | High |
| Long-term bond rate | 3.2% | 3.7% |
| Equity market risk premium | 4.2% | 5.2% |
| Adjusted beta | 0.78 | 0.91 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 6.50% | 8.90% |
| Tax rate | 27.00% | 27.00% |
| Debt/Equity ratio | 1 | 1 |
| Cost of debt | 7.00% | 7.00% |
| After-tax WACC | 5.8% | 7.0% |
| Selected WACC | 6.4% | |