Alcoa, Cephalon, Macy���s, Netflix, Volcom: U.S. Equity Movers

trading. Stock symbols are in parentheses and prices are as of 9:45 a.m. in New York. Alcoa Inc. (AA US) rose 1.7 percent to $17.28. The largest U.S. aluminum producer was raised to ���buy��� from ���neutral��� at Goldman Sachs Group Inc., which also...