The WACC of Dropbox Inc (DBX) is 8.4%.
| Range | Selected | |
| Cost of equity | 8.80% - 11.20% | 10.00% |
| Tax rate | 11.80% - 14.60% | 13.20% |
| Cost of debt | 4.00% - 4.50% | 4.25% |
| WACC | 7.4% - 9.3% | 8.4% |
| Category | Low | High |
| Long-term bond rate | 3.9% | 4.4% |
| Equity market risk premium | 4.6% | 5.6% |
| Adjusted beta | 1.06 | 1.12 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 8.80% | 11.20% |
| Tax rate | 11.80% | 14.60% |
| Debt/Equity ratio | 0.34 | 0.34 |
| Cost of debt | 4.00% | 4.50% |
| After-tax WACC | 7.4% | 9.3% |
| Selected WACC | 8.4% | |