Oil majors drag down S&P, Dow; tech stocks boost Nasdaq

The S&P 500 and the Dow were lower on Friday following weak economic data and poor earnings from oil majors Exxon and Chevron. Exxon shares fell 4 percent after the oil producer reported a lower-than-expected quarterly profit. Fellow Dow component Chevron shed 2 percent after posting its biggest loss since 2001.