Wall St ends up

U.S. stocks erased closed slightly up overnight, with the Dow squeezing out its fifth-straight weekly rally, as investors digested the latest batch of mixed corporate earnings reports.

Dow Jones Industrial Average recovered to close up 3.22 points, at 15,558.83.

S&P 500 gained 1.40 points at 1,691.65, while Nasdaq added 7.98 points at 3,613.16.