Given the following information for Lightening co, find the WACC. Assume the company's tax rate is 28%.

Debt: 400 shares of outstanding bonds with 6.5% coupon, 50,000 par value and 20 years to maturity, are sold at 92% of par; the bonds make semi-annual payments. Its Yield-to-maturity is 3.63% every 6 months.

Equity: 250,000 shares outstanding, selling for 57 per share; the beta is 1.05.

Preference shares: 15,000 of 5% preference shares outstanding, currently selling for 93 per share against a face value of 100.

Market: 8% market risk premium and 4.5% risk-free rate.