AllCity, Inc., is financed $38\%$ with debt, $9\%$ with preferred stock, and $53\%$ with common stock. Its pretax cost of debt is $6\mathrm{.}24\%,$ its preferred stock pays an annual dividend of $$2\mathrm{.}49$ and is priced at $$31\mathrm{.}72.$ It has an equity beta of $1\mathrm{.}13.$ Assume the risk$-$free rate is $2\mathrm{.}46\%,$ the market risk premium is $7\mathrm{.}06\%$ 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.

AllCity's after$-$tax WACC is $\%.($Round to two decimal places.$)$