Dow Edges Up 13 S&P 500 also up, Nasdaq down By Newser Editors and Wire Services Posted Apr 26, 2016 3:16 PM CDT 3 comments Comments Trader Richard Newman works on the floor of the New York Stock Exchange, Wednesday, April 20, 2016. (AP Photo/Richard Drew) (Newser) – US stocks are closing mostly higher as the energy sector got some help from an increase in oil prices. ConocoPhillips jumped 4% Tuesday, while Pioneer Natural Resources climbed 8%. Several stocks were moving on earnings news. Trucking company Ryder System rose 6% after reporting results that were better than analysts had expected. Chemicals maker DuPont rose 2%. Appliance maker Whirlpool sank 4% after saying its results were hurt by a stronger dollar. The Dow Jones industrial average added 13 points, or 0.1%, to 17,990. The Standard & Poor's 500 index edged up three points, or 0.2%, to 2,091. The Nasdaq composite slipped seven points, or 0.2%, to 4,888.