https://www.incomeinvestors.com/why-merck-co-inc-nysemrk-shares-going-crazy-today/34105/ Here’s Why Merck & Co., Inc. (NYSE:MRK) Shares Are Going Crazy Today Jing Pan, B.Sc., MA Income Investors 2018-01-16T15:42:32Z 2019-12-19 11:52:07 Merck & Co. Inc. MRK stock Merck NYSE MRC Mega-cap stocks are not known for making big moves, but on January 16, Merck & Co., Inc. (NYSE:MRK) surged more than 8% within an hour after market opening. Merck Stock https://www.incomeinvestors.com/wp-content/uploads/2018/01/Merck-shares-going-crazy-150x150.jpg