Best Buy, Coventry, EchoStar, Whole Foods: U.S. Equity Movers

trading. Stock symbols are in parentheses and prices are as of 1:30 p.m. in New York. Alcoa Inc. (AA US) rose 2.1 percent to $17.35 for the biggest gain in the Dow Jones Industrial Average. The largest U.S. aluminum producer was raised to ���buy...