Mercantile (LON:MRC – Get Free Report) shares passed above its 50 day moving average during trading on Wednesday . The stock has a 50 day moving average of GBX 212.11 ($2.70) and traded as high as GBX 214 ($2.72). Mercantile shares last traded at GBX 214 ($2.72), with a volume of 1,508,220 shares changing hands. […]