Midday movers: Microsoft, Puma, Whirlpool & More By: CNBC.com News May 13, 2014 at 12:39 PM EDT Take a look at some of Tuesday's midday movers: Read More >> Related Stocks: Alaska Air Group Delta Air Lines Halozyme Therapeutic J C Penney Company Inc Lands' End Inc Lululemon Athletica Microsoft Ryder System Union Pacific VF Corp Valeant Pharmaceuticals International, Inc. W.W Grainger Whirlpool Corp