Drugstore chain, Walgreen Co. (NYSE:WAG) declared on Wednesday that similar store sales, or sales at stores open for one year or more, surged 5.6% in October, with total sales, comprising stores open lower than a year, also surging 6.9% from previous year. Walgreen Co. (NYSE:WAG) stock has highest price of $65.98 in last session, beginning with a price of $65.84 and reported an increase of 0.64% to the closed at $65.66 with a day range of $65.12-$65.98. The stock is going forward its 52-week low with 21.50% and moving down from its 52 week high price with -13.58%.GlaxoSmithKline plc (NYSE:GSK) released on Wednesday that it has filed regulatory submissions in the USA and Europe for Mepolizumab, for its authorization as a maintenance treatment for patients with severe eosinophilic asthma. Shares of GlaxoSmithKline plc (NYSE:GSK) traded at $45.14 by plunging -0.92% with price volatility of 0.82% for a week and 1.24% for a month. Its beta stands at 0.63 times.Merck & Co. Inc.'s (NYSE:MRK) Animal Health reported significant progress in the implementation of its Zilmax Five-Step Plan. It obtained the input of industry experts, business partners and customers about the product and its use. Merck & Co. Inc. (NYSE:MRK) stock hit highest price at $60.25, beginning with a price of $60.00 and reported an advance of 0.34% to the closed at $59.57 with a day range of $59.38-$60.25. The total market capitalization remained 171.8 Billion, total volume of 12.67 Million shares held in the session was surprisingly higher than its average volume of 10146.62 shares.






