The WACC of Arthur J Gallagher & Co (AJG) is 7.0%.
| Range | Selected | |
| Cost of equity | 5.90% - 8.80% | 7.35% |
| Tax rate | 9.40% - 15.00% | 12.20% |
| Cost of debt | 4.30% - 4.90% | 4.60% |
| WACC | 5.7% - 8.3% | 7.0% |
| Category | Low | High |
| Long-term bond rate | 3.9% | 4.4% |
| Equity market risk premium | 4.6% | 5.6% |
| Adjusted beta | 0.44 | 0.71 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 5.90% | 8.80% |
| Tax rate | 9.40% | 15.00% |
| Debt/Equity ratio | 0.13 | 0.13 |
| Cost of debt | 4.30% | 4.90% |
| After-tax WACC | 5.7% | 8.3% |
| Selected WACC | 7.0% | |