Year$-$to$-$date, Oracle had earned a $-1\mathrm{.}38$ percent return. During the same time period, Valero Energy earned $7\mathrm{.}62$ percent and McDonald's earned $0\mathrm{.}40$ percent. If you have a portfolio made up of $35$ percent Oracle, $30$ percent Valero Energy, and $35$ percent McDonald's, what is your portfolio return? Note: Round your answer to $2$ decimal places. Portfolio return