Novak Mechanical Ltd$\text{'}$s preferred shares have a par value of $$50,$ a dividend rate of $8\mathrm{.}4$ percent, and trade at a price of $$60.$ Splish Inc's preferred shares have a par value of $$60,$ have a dividend rate of $5\mathrm{.}0$ percent, and trade at a price of $$40.$

Which company's preferred stock is riskier? $($Round answers to $2$ decimal places, e$.$g$.5\mathrm{.}17\%.)$

$\backslash$table$[[$Novak Mechanical Ltd$.,\%$