AllCity, Inc., is financed 35% with debt, 15% with preferred stock, and 50% with common stock. Its pretax cost of debt is 5.6%, its preferred stock pays an annual dividend of $2.53 and is priced at $29. It has an equity beta of 1.15. Assume the risk-free rate is 1.8%, the market risk premium is 6.7% and AllCity's tax rate is 25%. What is its after-tax WACC? Note: Assume that the firm will always be able to utilize its full interest tax shield. The WACC is \%. (Round to two decimal places.)