5 list K . Pfd Company has debt with a yield to maturity of 7.9%, a cost of equity of 14.6%, and a cost of preferred stock of 9.7%. The market values of its debt, preferred stock, and equity are $13.9 million, $3.1 million, and $13.2 million, respectively, and its tax rate is 21%. What is this firm's after-tax WACC? Note: Assume that the firm will always be able to utilize its full interest tax shield. 7 Pfd's WACC is %. (Round to two decimal places.) CO 8